Document:

Development, Commercialization and Licensing Agreement, dated Feburary 1, 2007

 Exhibit 10.11 
 DEVELOPMENT, COMMERCIALIZATION AND LICENSING AGREEMENT 
 BETWEEN 
 ARCA DISCOVERY, INC. 
 AND 
 LABORATORY CORPORATION OF AMERICA HOLDINGS 
 DATED FEBRUARY 1, 2007 

 DEVELOPMENT, COMMERCIALIZATION AND LICENSING AGREEMENT 
 This Development, Commercialization and Licensing Agreement (this “Agreement”) is made and entered into as of February 1, 2007 (the
“Effective Date”) between ARCA Discovery, Inc., a Delaware corporation (hereinafter “ARCA”), and Laboratory Corporation of America Holdings, a Delaware corporation (hereinafter “LabCorp”).

 INTRODUCTION 
 A. ARCA holds certain proprietary rights to Bucindolol and to the Diagnostic Tests (as such terms are hereinafter defined). 
 B. ARCA intends to seek FDA approval for the use of Bucindolol in the treatment of heart failure and other indications and for labeling for Bucindolol that recommends or requires use of the Diagnostic Tests with Bucindolol.

 C. LabCorp possesses development and commercialization capabilities with respect to laboratory testing services and desires to
collaborate with ARCA to develop, make, market and sell the Diagnostic Tests in the United States in connection with the administration of Bucindolol (the “Services”). 
 D. LabCorp desires to obtain from ARCA, and ARCA desires to grant to LabCorp, an exclusive license to practice the ARCA Patent and use the
Trademark in connection therewith, and an exclusive sublicense to ARCA’s rights in the Diagnostic Tests for the development, marketing, manufacture and sale of the Diagnostic Tests on the terms and conditions set forth this Agreement.

 NOW, THEREFORE, in consideration of the foregoing premises and the mutual covenants contained herein, and other good and valuable
consideration, the receipt and sufficiency of which is hereby acknowledged, the parties hereby agree as follows: 
 ARTICLE I

 DEFINITIONS 
 For
purposes of this Agreement, the terms defined in this Article I shall have the following meanings, whether used in their singular or plural forms. Use of the singular shall include the plural and vice versa, unless the context requires otherwise:

 1.1 “Act” shall mean the U.S. Food, Drug and Cosmetic Act, as amended, 21 U.S.C. 301 et. seq., and the regulations
promulgated thereunder. 
 1.2 “Affiliate” shall mean, with respect to any Party, any corporation or other entity that,
directly or indirectly, by itself or through one or more intermediaries, controls, or is controlled by, or is under common control with such party, or has the power to direct or cause the direction of the management and policies of a Party, whether
through the ownership of voting securities, by contract or otherwise. Control will be presumed if one Party owns, either of record or beneficially, more than 50% of the voting stock of any other Party, at the applicable time during the term of this
Agreement. 
  

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 1.3 “ARCA Inventions” shall have the meaning set forth in Section 8.1 of
this Agreement. 
 1.4 “ARCA Know-How” shall mean all Know-How owned or Controlled by ARCA as of the Effective Date.

 1.5 “ARCA Patent” means U.S. Provisional Application Serial No. 60/609,689 filed September 14, 2004; U.S.
Provisional Application Serial No. 60/610,706 filed September 17, 2004; International Patent Application titled “Method for treatment with bucindolol based on genetic targeting,” WO 20061031955 A2, filed September 14,
2005; U.S. Application Serial No. 11/226,908 filed September 14, 2005; any letters patent issued from any of the foregoing, and all continuations, continuations-in-part, divisions, and renewals thereof, all patents which may be granted
thereon, and all or reissues, reexaminations, extensions, patents of additions and patents of importation thereof. 
 1.6 “ARCA
Technology” shall mean the ARCA Patent and all ARCA Know-How related thereto. 
 1.7 “Bankruptcy Event” shall mean
the Party in question becomes insolvent, or voluntary or involuntary proceedings by or against such Party are instituted in bankruptcy or under any insolvency law, or a receiver or custodian is appointed for such, or proceedings are instituted by or
against such Party for corporate reorganization or the dissolution of such Party, which proceedings, if involuntary, shall not have been dismissed within sixty (60) days after the date of filing, or such Party makes an assignment for the
benefit of its creditors, or substantially all of the assets of such Party are seized or attached and not released within sixty (60) days thereafter. 
 1.8 “Bucindolol” shall mean the beta-adrenergic-receptor antagonist having the chemical formula bucindolol HCL (oral)2-{2-hydroxy-3 { {2-(3-indolyl)-1, 1-dimethylethyl}amino}propxy}-benzonit, and
its racemates, isomers, prodrugs, active metabolites, analogs and any pharmaceutically acceptable salt or complex thereof. 
 1.9
“CardioDx” shall mean CardioDx, Inc., a Delaware corporation. 
 1.10 “CardioDx Agreement” shall mean that
certain Diagnostic Collaboration and Option Agreement dated as of June 23, 2006 between ARCA and CardioDx, as the same may be amended from time to time. 
 1.11 “Change of Control” means an event as a result of which the holders of the outstanding voting securities of a Party or the Persons with the power to direct or cause the direction of the
management and policies of a Party as of the Effective Date of this Agreement cease to own a majority of the outstanding voting securities of such Parry or the power to direct or cause the direction of the management and policies of such Party.

 1.12 “Combination Product” shall have the meaning set forth at 21 C.F.R.§ 3.2(e). 
 1.13 “Commercial Plan” shall have the meaning set forth in Section 5.2 of this Agreement. 
  

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 1.14 “Commercial Platform” shall mean [ * ] method of performing the
Diagnostic Tests. [ * ]. 
 1.15 “Commercialization Plans” shall mean, collectively, the Commercial Plan, the Marketing and Sales Plan, and the Reimbursement Plan. 
 1.16 “Controlled” shall mean the legal authority or right of a Party hereto to grant a license or sublicense of intellectual property
rights to another Party hereto, or to otherwise disclose proprietary or trade secret information to such other Party, without breaching the terms of any agreement with a Third Party, infringing upon the intellectual property rights of a Third Party,
or misappropriating the proprietary or trade secret information of a Third Party. 
 1.17 “Diagnostic Tests” shall mean
[ * ]. 
 1.18 “Diagnostics Committee” shall have the meaning set forth in Section 3.2 of this Agreement. 
 1.19 “Dollars” and “$” shall mean United States dollars. 
 1.20 “Drug Product” shall mean any pharmaceutical preparation in finished dosage form containing Bucindolol for administration to human
patients. 
 1.21 “Effective Date” shall mean the effective date of this Agreement as set forth on the first page hereof.

 1.22 “FDA” shall mean the United States Food and Drug Administration or any successor agency thereto. 
 1.23 “Field” shall mean [ * ]. 
 1.24 “GMP” shall mean the current Good Manufacturing Practice regulations and the Quality System Regulations promulgated by the FDA, including 21 C.F.R. Parts 210, 211, and 820 et seq., as such
regulations may be amended from time to time, and such equivalent regulations or standards of countries outside the United States as may be applicable to activities conducted hereunder. 
 1.25 “Governmental Authority” means any applicable federal, state, local or other governmental body with jurisdiction over the
applicable subject matter. 
 1.26 “Homebrew Assay” shall mean an in-house laboratory test developed pursuant to the
Clinical Laboratory Improvement Amendments of 1988. 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 1.27 “Indemnitee” shall have the meaning set forth in Section 11.3 of this
Agreement. 
 1.28 “Indemnitor” shall have the meaning set forth in Section 11.3 of this Agreement. 

1.29 “Information” shall mean any and all information and data, including scientific, pre-clinical, clinical, regulatory,
manufacturing, marketing, financial, and commercial information. 
 1.30 “IVD Product” shall mean an in vitro diagnostic
medical device, as defined in regulation at 21 C.F.R. § 809.3(a), that is developed for the Commercial Platform and that requires Regulatory Approval. 
 1.31 “IVD Kit” shall mean an IVD Product that is developed in a kit form and that requires Regulatory Approval so that the Commercial Platform may be performed in a de-centralized fashion by LabCorp
or by Third Parties. 
 1.32 “Joint Inventions” shall have the meaning set forth in Section 8.1 of this
Agreement. 
 1.33 “Know-How” shall mean all proprietary material and information including data, technical information,
know-how, experience, inventions, discoveries, trade secrets, compositions of matter and methods, that relate to the development, utilization, manufacture or use of the Diagnostic Tests or Drug Product, including but not limited to processes,
techniques, methods, products, materials and compositions. 
 1.34 “LabCorp Inventions” shall have the meaning set forth in
Section 8.1 of this Agreement. 
 1.35 “Loss” shall have the meaning set forth in Section 11.1 of
this Agreement. 
 1.36 “Marketing and Sales Plan” shall have the meaning set forth in Section 5.3 of this
Agreement. 
 1.37 “Net Sales” shall [ * ]. 
 1.38 “New Inventions” shall have the meaning set forth in Section 8.1 of this Agreement. 
 1.39 “Party” shall mean ARCA or LabCorp, and “Parties” shall mean ARCA and LabCorp. 
 1.40 “Patents” shall mean all existing patents and patent applications and all patent applications hereafter filed, including any
continuation, continuation-in-part, division, provisional or any substitute applications, any patent issued with respect to any such patent applications, any reissue, reexamination, renewal or extension (including any supplementary protection
certificate) of any such patent, and any confirmation patent or registration patent or patent of addition based on any such patent, and all foreign counterparts of any of the foregoing. 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 1.41 “Permitted Sublicensees” shall have the meaning set forth in Section 2.6
of this Agreement. 
 1.42 “Person” shall mean any individual, corporation, partnership, association, joint-stock
company, trust, unincorporated organization or government or political subdivision thereof. 
 1.43 “Regulatory Approval”
shall mean any and all approvals, clearances or other authorizations of any Governmental Authority in the Territory necessary for commercial sale of in vitro diagnostics and/ or new drug products intended for human use, including, without
limitation and where applicable, approval of labeling and manufacturing. 
 1.44 “Regulatory Authority” shall mean any
Governmental Authority with jurisdiction over in vitro diagnostics and/or new drug products intended for human use in the Territory, including in the United States the FDA. 
 1.45 “Regulatory Plan” shall have the meaning set forth in Section 4.3 of this Agreement. 
 1.46 “Reimbursement Plan” [*]. 
 1.47 “Standards for Commercial Demand” shall mean (i) with respect to the Homebrew Assay or IVD Product (but not the IVD Kit) form of the Commercial Platform: the turnaround time for delivering
Diagnostic Test results that is expressly stated as a “Standard for Commercial Demand” in the Commercial Plan, and (ii) with respect to the IVD Kit form of the Commercial Platform: the turnaround time for delivering IVD Kits that is
expressly agreed upon by the parties in writing as a “Standard for Commercial Demand” prior to commercial launch of the IVD Kits. 
 1.48 “Technology Transfer” means the transfer of technical and regulatory information by LabCorp that is necessary to enable ARCA to perform or have performed, or manufacture or have manufactured, the Commercial Platform in
a manner that is acceptable to both Parties (and is agreed to by both Parties as part of the Commercial Plan). The Technology Transfer provisions in the Commercial Plan may contain provisions to protect the confidentiality, proprietary nature, and
use of any trade secrets, proprietary information, or other intellectual property of LabCorp, and provisions intended to compensate LabCorp for the value of the information being transferred (through royalties or otherwise). 
 1.49 “Territory” shall mean the United States of America and its territories. 
 1.50 “Third Party” shall mean any person or entity that is not a Party or an Affiliate of any Party to this Agreement. 
 1.51 “Trademark” shall have the meaning set forth in Section 4.6 of this Agreement. 
 1.52 “UC” shall mean the University of Cincinnati. 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 1.53 “UC Licenses” shall mean certain licenses granted by the UC in and to certain
intellectual property relating pursuant to that certain License and Option Agreement dated August 16, 2004, as amended March 8, 2006 and June 23, 2006 between CardioDx and UC, and that certain License and Option Agreement dated
August 10, 2004, as amended March 8, 2006 and June 23, 2006, between CardioDx and UC. 
 1.54 “Valid Claim”
shall mean [ * ]. 
 ARTICLE II 
 LICENSE GRANTS; EXCLUSIVITY 
 2.1 Sublicense of Rights Under CardioDx Agreement. Subject to
and in accordance with the other provisions of this Agreement, ARCA hereby grants to LabCorp (and to those Affiliates [ * ]) an exclusive sublicense to ARCA’s rights under the CardioDx Agreement to make, have made, use, sell, offer
for sale, and import the Diagnostic Tests in the Territory for use in the Field. LabCorp shall have the option, at any time during the term of this Agreement, to [ * ] pursuant to this Section 2.1. In the event LabCorp elects
to do so, LabCorp will notify ARCA in writing, in which case [ * ]. 
 2.2 License to ARCA Technology. Subject to and in
accordance with the other provisions of this Agreement, ARCA hereby grants to LabCorp and its Affiliates and LabCorp and its Affiliates hereby accept an exclusive [ * ] license [ * ], to the ARCA Technology (including without
limitation the right to practice the processes contained within Valid Claims) to make, have made, perform, use, sell, offer for sale, and import the Diagnostic Tests in the Territory for use in the Field, and an exclusive [ * ] license to
use the Trademark in connection with marketing and sales activity related to the Diagnostic Tests. These licenses to the ARCA Technology and the Trademark convey no rights to the manufacture, use, sale or other commercialization of the Drug Product,
which rights are expressly reserved exclusively to ARCA, and shall not interfere with or restrict, in any way, ARCA’s rights, or those of its licensees, to develop, make, have made, perform, use, sell, offer for sale or import the Drug Product.

  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 2.3 Sublicenses of Third Party Rights to LabCorp. LabCorp understands that the rights that may be
granted hereunder include certain rights sublicensed to ARCA pursuant to the CardioDx Agreement and the UC Licenses, and that the sublicense granted to LabCorp in Section 2.1 is subject and subordinate to the terms and conditions of the
UC Licenses and the CardioDx Agreement, [ * ]. 
 2.4 No Implied Licenses. Except as specifically set forth in this
Agreement, neither Party shall acquire any license or other intellectual property interest, by implication or otherwise, to any information disclosed to it under this Agreement or under any Patents or Know-How Controlled by the other Party or its
Affiliates. 
 2.5 Exclusivity. During the term of this Agreement, ARCA shall not grant the license rights set forth in this
Article II to any Third Party, except as permitted by this Agreement [ * ]. ARCA acknowledges that it is not reserving any license or rights to use or otherwise exploit the ARCA Technology with respect to Diagnostic Tests in
the Territory for use in the Field [ * ] or any of its rights under the CardioDx Agreement to make, have made, perform, use, sell, offer for sale, or import Diagnostic Tests in the Territory for use in the Field. 
 2.6 Sublicensing by LabCorp. [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 2.7 Right of First Refusal for [ * ]. During the term of this Agreement, ARCA
shall provide LabCorp with written notice prior to the first occasion that ARCA solicits any interest in, makes any offers for, or engages in any negotiations with any other Persons with respect to [ * ]. 
 2.8 Rights of LabCorp Affiliates under CardioDx Agreement. [ * ]. 
 ARTICLE III 
 GENERAL; DIAGNOSTICS COMMITTEE 
 3.1 General. Each Party agrees to use commercially reasonable efforts to execute and perform those components of the Commercialization Plans for
which it is responsible in a timely manner, to maintain and utilize its staff and facilities consistent with such undertaking, and to cooperate with the other Party in the activities conducted under this Agreement. The personnel assigned to this
Agreement shall have experience which is relevant to the Field and a background suitable to the difficulty of the tasks involved. Each of the Parties will endeavor to provide continuity of involvement in projects by key personnel assigned to the
Agreement. 
 3.2 Diagnostics Committee. In accordance with the terms and conditions of this Agreement, the Parties shall consult with
a committee (the “Diagnostics Committee”) which shall be comprised of [ * ], with the total number of committee members not to exceed six members, unless otherwise agreed by the Parties. [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 [ * ]. Each of ARCA and LabCorp shall, as soon as possible and in any case no later than [ * ]
following the Effective Date, [ * ] and give written notice thereof to the other Party. [ * ]. Members of the Diagnostics Committee shall serve in such capacities, on such terms and conditions, and for such duration as shall be
determined by the Party appointing same. [ * ]. 
 3.3 Meetings of the Diagnostics Committee. Unless otherwise agreed by the
Parties from time to time, the Diagnostics Committee will meet at such times and places as determined by the Parties on no less frequently than a quarterly basis. The Diagnostics Committee will endeavor to hold such quarterly meetings in person, but
may conduct meetings in person or by conference telephone or video conference, and may also act without a meeting if a written consent to an action or decision is signed by each co-chair (or his/her written designee member of the Diagnostics
Committee). The co-chairs will keep minutes reflecting actions taken at meetings, which the Parties will use their commercially reasonable efforts to cause to be circulated and signed by each co-chair (or his/her written designee member of the
Diagnostics Committee) within thirty (30) days following each meeting. The Diagnostics Committee may amend or expand upon the foregoing procedures for its internal operation at a meeting of the Diagnostics Committee or by written consent of the
Diagnostics Committee as aforesaid. 
 3.4 Functions and Powers of the Diagnostics Committee. The Diagnostics Committee shall perform
the following functions: 
 (a) consult with ARCA on the design and development of the Regulatory Plan, and with LabCorp on
the design and development of the Commercial Platform, the Commercial Plan, the Marketing and Sales Plan and the Reimbursement Plan in the manner contemplated by this Agreement; 
 (b) consult with LabCorp on development of the IVD Kit; 
 (c) consult on co-marketing plans for the IVD Product and IVD Kit and activities between the Parties; 
 (d) following commercial launch of the Drug Product, consult on the commercial and sales progress of the IVD Product and IVD Kit; and

 (e) perform such other functions as appropriate to further the purposes of this Agreement as determined by the Parties,
except that the development, commercialization, and promotion of the Homebrew Assay shall be the sole responsibility of LabCorp, not within the scope of functions and powers of the Diagnostic Committee, and shall be conducted in conformance with all
applicable laws and regulations as interpreted and enforced by Regulatory Authorities. 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to
Rule 24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 3.5 Diagnostics Committee Actions or Decisions. Actions or decisions by the Diagnostics Committee
pursuant to the terms of this Agreement shall be taken or made by [ * ]. 
 3.6 Obligation of Parties. ARCA and LabCorp
shall provide the Diagnostics Committee and its authorized representatives with reasonable access during regular business hours to all records and documents relating to this Agreement, which it may reasonably require in order to perform its
obligations hereunder; provided that if such documents are under a bona fide obligation of confidentiality to a Third Party, then ARCA or LabCorp, as the case may be, may withhold access thereto to the extent necessary to satisfy such obligation.

 3.7 Limits of Powers of the Diagnostics Committee. The Diagnostics Committee shall only have such powers as are specifically
delegated to it hereunder or as the Parties may otherwise agree in writing from time to time. 
 3.8 Disputes. If the Diagnostics
Committee fails to reach agreement on a matter before it for consideration, then either Party may by written notice to the other Party invoke the dispute resolution procedure set forth in Article XII, unless otherwise indicated in this
Agreement. 
 3.9 Agendas. Each Party will use commercially reasonable efforts to notify the other at least three business days prior
to the date of a meeting of the Diagnostics Committee, proposing the agenda items it wishes to discuss at such meeting. Notwithstanding the foregoing, the Diagnostics Committee shall be free to consider any matter related to this Agreement which is
within the scope of its responsibilities and is brought to its attention by any Party at any meeting. 
 ARTICLE IV 
 DEVELOPMENT PHASE 
 4.1 Scope.
LabCorp shall commence and diligently pursue the development of the Commercial Platform, as more particularly set forth in this Article IV[ * ]. 
 4.2 Development of Commercial Platform. [ * ] will be responsible for using commercially reasonable efforts to design and develop the Commercial Platform. [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to
Rule 24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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[ * ]. The Parties will use reasonable commercial efforts to obtain a Regulatory Approval of the Commercial Platform that will permit (among other
things) ARCA and LabCorp to market the usefulness of the Diagnostic Tests in determining the appropriateness of, and the clinical outcomes expected from use of the Drug Product, and to reference the Commercial Platform in the labeling of the Drug
Product. [ * ] 
 4.3 Regulatory Plan. [ * ] will develop a regulatory plan (the “Regulatory Plan”).
The purpose of the Regulatory Plan is to provide the Parties with an outline of the overall strategy and timelines, and identifying documentation necessary to obtain, Regulatory Approval of the Drug Product and the Commercial Platform, and the
degree to which the Regulatory Approval of the Commercial Platform will be integrated with that of the Drug Product. [ * ]. The Regulatory Plan will be completed within [ * ] and will clearly indicate: 
 [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to
Rule 24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 [ * ] 
 4.4 Regulatory Approval; Assistance with Regulatory Submissions 
 [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to
Rule 24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to
Rule 24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 [ * ] 
 4.5 IVD Kit. LabCorp wi11 use commercially reasonable efforts to seek Regulatory Approval for the Commercial Platform as an IVD Kit following the initial Regulatory Approval of the IVD Product, in accord with
the Commercial Plan. [ * ] 
 4.6 Trademark for the Diagnostic Tests. ARCA will be primarily responsible for identifying a
trademark to be used in connection with the marketing, sale, distribution and promotion of the Commercial Platform in the Territory (the “Trademark”). The Trademark shall be acceptable to LabCorp. As soon as practical, and prior to
first commercial sale of the Drug Product, and to the extent it is legally able to do so, ARCA will file and prosecute a trademark application with the United States Patent and Trademark Office to try to obtain a federal trademark registration for
the use of the Trademark in connection with the marketing, sale, distribution and promotion of the Commercial Platform, including, if applicable, the IVD Product. ARCA shall be responsible for, and pay all fees and costs relating to, the
prosecution, maintenance and defense of the Trademark. Subject to its reasonable commercial judgment, ARCA will use reasonable commercial efforts to obtain Regulatory Approval to include the Trademark in the labeling for the Drug Product, and ARCA
agrees to include the Trademark in the labeling for the Drug Product if permitted to do so. ARCA shall own all right, title and interest in and to the Trademark, subject to LabCorp’s license under Section 2.2; provided that ARCA
shall have the right to reasonably approve all such uses of the Trademark by LabCorp. Each Party shall notify the other Party promptly upon learning of any actual, alleged, or threatened infringement of the Trademark or of any unfair trade
practices, trade dress imitation, passing off of counterfeit goods, or like offenses. 
 ARTICLE V 
 COMMERCIALIZATION PHASE 
 5.1 Scope.
Except as otherwise agreed by the Parties, LabCorp shall be primarily responsible for using commercially reasonable efforts to establish, implement and fund all aspects of the commercialization of the Commercial Platform in the Territory
pursuant to the terms and conditions of this Agreement and in compliance with all applicable laws and regulations as interpreted and enforced by Regulatory Authorities. 
 5.2 Commercial Plan. LabCorp shall develop, in consultation with the Diagnostics Committee, a commercial plan for the commercialization of the Commercial Platform in the Territory (the “Commercial
Plan”), except that LabCorp shall have sole responsibility for 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 marketing a Homebrew Assay, which shall not be inconsistent with the Commercialization Plans. The Commercial Plan will be
subject to change based on the guidance of Regulatory Authorities and on the terms and conditions of Regulatory Approval and will be updated with more detailed and specific descriptions following receipt of Regulatory Approval. [ * ]. The
initially approved Commercial Plan will be completed within [ * ] and will include the following elements, among others: 
 [ * ] 
 5.3 Marketing and Sales Plan. LabCorp [ * ] will develop a marketing and sales plan for the
promotion, advertising, education, marketing, launch, sale and/or distribution of the IVD Product and IVD Kit in the Territory pursuant to the conditions of Regulatory Approval and all activities incident thereto (the “Marketing and Sales
Plan”). [ * ] A proposed Marketing and Sales Plan will be distributed [ * ] and an approved Marketing and Sales Plan shall be completed within [ * ]. The Marketing and Sales Plan will specify the marketing and
sales programs that LabCorp will initiate in connection with the commercial launch of the IVD Product and IVD Kit and will provide for appropriate integration of the IVD Product and IVD Kit into LabCorp’s existing sales and marketing
infrastructure. The Marketing and Sales Plan will include the following elements, among others: 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 [ * ] 
 The Marketing and Sales Plan shall be updated, as appropriate and in consultation with the Diagnostics Committee, no later than [ * ].

 5.4 [ * ] 
 5.5 Commercialization Efforts. LabCorp shall use its commercially reasonable efforts to make, market, advertise, promote, distribute and sell the Commercial Platform [ * ] in accordance with the Commercialization Plans, the
provisions of this Agreement, and all applicable laws and regulations as interpreted and enforced by Regulatory Authorities. The Commercialization Plans shall be deemed incorporated into this Agreement. LabCorp will use commercially reasonable
efforts to conduct the commercialization activities relating to the Commercial Platform in accordance with the timetables and other provisions of the Commercialization Plans and will integrate such activities into LabCorp’s existing sales,
marketing and distribution infrastructure to support the sale and distribution of the IVD Product and IVD Kit throughout the Territory. 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to
Rule 24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

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 LabCorp shall have [ * ], with respect to any rights conferred upon LabCorp
under this Agreement after receiving the prior written consent of ARCA, which consent will not be unreasonably withheld. Any [ * ]shall be pursuant to a written agreement, the terms and conditions of which shall be consistent with those of
this Agreement, and a true and complete copy of which shall be immediately supplied to ARCA upon execution and delivery. 
 ARCA shall use commercially reasonable efforts to make, market, advertise, promote, distribute and sell the Drug Product and to maximize sales of the Drug Product for use throughout the Territory. 
 5.6 Advertising and Education. All advertising and educational materials relating to the Commercial Platform and related materials shall be
prepared by LabCorp (or its subcontractors), and such materials related to the IVD Product or IVD Kit shall be subject to reasonable approval by ARCA and any such materials for different versions of the IVD Product or IVD Kit shall be consistent.
Any such materials for the Homebrew Assay shall not be inconsistent with materials relating to the Drug Product, the IVD Product, or the IVD Kit, or to applicable laws as interpreted and enforced by Regulatory Authorities. Where appropriate or
necessary, all packaging, labeling and advertising and educational materials for the Commercial Platform shall contain the legend, “Manufactured under license from ARCA Discovery Inc., Denver, Colorado, U.S.A.” 
 5.7 Training Program. LabCorp shall develop training programs relating to the Commercial Platform for its sales forces and for any Third Parties
engaged in selling or promotion. The Parties agree to utilize such training programs on an ongoing basis to assure a consistent, focused promotional strategy. Training shall be carried out reasonably in advance of the time at which Regulatory
Approval is expected. As additional members are added to LabCorp’s sales forces, training will be given to groups of the newly selected members. The costs of training such personnel and the preparation of related materials shall be borne
[ * ]. 
 5.8 Consultation with the Diagnostics Committee. LabCorp shall consult with the Diagnostics Committee from time to
time, but no less frequently than quarterly, on matters relating to the commercialization of the Commercial Platform in the Territory, including, as appropriate, the progress of LabCorp’s commercialization activities in the Territory,
coordination of reimbursement procedures and training, regulatory matters, technical support, product positioning, marketing and advertising and other activities relating to the commercialization of the Commercial Platform in the Field prior to and
following commercial launch. The Diagnostics Committee will be the principal provider of input from ARCA to LabCorp on the Commercialization Plans and will be afforded the opportunity to consult with LabCorp representatives in the preparation of all
material marketing, sales, distribution, advertising, educational and promotional plans for the Commercial Platform, review all details, and provide LabCorp with comments on such plans. 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 17 

 ARTICLE VI 
 MANUFACTURE AND SUPPLY 
 6.1 Manufacture and Supply. [ * ] 
 6.2 [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 18 

 [ * ] 
 ARTICLE VII 
 PAYMENTS 
 7.1 Royalties and Fees Payable by LabCorp. Subject to the terms and conditions of this Agreement, and in further consideration of the rights
granted by ARCA hereunder, LabCorp shall [ * ]. 
 7.2 Milestone Equity Issuances. Subject to the terms
and conditions of this Agreement, and in further consideration of the rights granted by ARCA hereunder, ARCA shall issue a total of [ * ] shares of its common stock to LabCorp, which shares shall be issued subject to a Stock Restriction
Agreement, mutually acceptable to the Parties, that will provide for the following vesting schedule: 
 (a) [ * ]
shares of the common stock in this grant shall vest upon [ * ] 
 (b) [ * ] shares of the common stock in
this grant shall vest upon [ * ] 
 7.3 Records and Audit Rights. 
 (a) LabCorp shall keep full, true and accurate books of accounts and other records containing all information and data which may be
necessary to ascertain and verify [ * ] for a period of three years following the year to which such records relate. During the term of this Agreement and for a period of three years following its termination, ARCA, CardioDx and UC shall
have the right to audit, or have an agent, accountant or other representative audit (in each case in a manner that does not unreasonably interfere with LabCorp’s operations) such books, records and supporting data upon fifteen (15) days
prior written notice. Any audit shall be at ARCA’s, CardioDx’s or UC’s expense (as applicable) [ * ]. Any underpayment of amounts due from LabCorp hereunder shall be paid within thirty (30) days of the delivery of a
written accountant’s report to the Parties. 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 19 

 (b) Beginning with first commercial sale of the Drug Product, ARCA shall provide a
written report to LabCorp on a quarterly basis (within sixty days after the end of each calendar quarter) indicating [ * ]. ARCA shall keep full, true and accurate books of accounts and other records containing all information and data
which may be necessary to ascertain and verify the [ * ] for a period of three years following [ * ] LabCorp shall have the right to audit, or have an agent, accountant or other representative audit (in each case in a manner that
does not unreasonably interfere with ARCA’s operations) such books, records and supporting data upon fifteen (15) days prior written notice. Any audit shall be at [ * ] expense [ * ] 
 ARTICLE VIII 
 INVENTIONS;
CONFIDENTIALITY; PUBLICITY 
 8.1 Inventions. [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 20 

 8.2 Confidentiality; Exceptions. Except to the extent expressly authorized by this Agreement or
otherwise agreed in writing, the Parties agree that, for the term of this Agreement and for ten years thereafter, the receiving Party shall keep confidential and shall not publish or otherwise disclose or use for any purpose other than as provided
for in this Agreement any Information and other materials furnished to it by the other Party pursuant to this Agreement or any Information relating to Joint Inventions developed during the course of performing this Agreement and assigned to the
other Party pursuant to Section 8.1 (collectively, “Confidential Information”), except to the extent that it can be established by the receiving Party that such Confidential Information: 
 (a) was already known to the receiving Party, other than under an obligation of confidentiality, at the time of disclosure by the other
Party and such receiving Party has documentary evidence to that effect; 
 (b) was generally available to the public or
otherwise part of the public domain at the time of its disclosure to the receiving Party; 
 (c) became generally available to
the public or otherwise part of the public domain after its disclosure and other than through any act or omission of the receiving Party in breach of this Agreement; 
 (d) was disclosed to the receiving Party, other than under an obligation of confidentiality, by a Third Party who had no obligation to the
disclosing Party not to disclose such information to others; or 
 (e) was independently developed by the receiving Party
without use of the Confidential Information of the disclosing Party. 
 8.3 Authorized Disclosure and Use. Each Party may disclose
Confidential Information hereunder to the extent such disclosure is reasonably necessary in filing or prosecuting Patent applications, prosecuting or defending litigation, or complying with applicable governmental regulations, provided that if a
Party is required by law or regulation to make any such disclosure of the other Party’s Confidential Information, it will, except where impracticable for necessary disclosures, give reasonable advance notice to the other Party of such
disclosure requirement and will where applicable use its reasonable efforts to seek confidential treatment of such Confidential Information required to be disclosed. 
 8.4 Survival. This Article VIII shall survive the termination or expiration of this Agreement for a period of ten years. 
 8.5 Termination of Prior Agreement. This Agreement supersedes the Clinical Trials Confidential Disclosure Agreement between the Parties, dated February 27, 2006. All Information exchanged between the
Parties under that agreement shall be deemed Confidential Information and shall be subject to the terms of this Article VIII. 
 8.6 Publicity. The Parties shall consult and coordinate with each other respecting the text and timing of any publicity, press, or news releases or other public announcements or disclosures prior to issuance thereof regarding the
existence or terms of this Agreement and the transactions contemplated hereby; provided, however, that neither Party shall issue any such press releases, announcements or disclosures without the other Party’s consent, which may
not be unreasonably withheld. Except as otherwise explicitly provided in this Agreement, neither Party shall use the name, trademark, trade name or logo of the other for marketing, advertising, or promotional claims without the prior written consent
of the other Party. Notwithstanding the 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 21 

 
foregoing, either Party may issue such press releases or otherwise make such public statements or disclosures (such as in annual reports to stockholders or
filings with the Securities and Exchange Commission) as it determines, based on advice of counsel, are reasonably necessary to comply with applicable laws and regulations; provided, however, that a Party shall not issue any such press
releases or make such statements or disclosures without the other Party’s prior review and comment: In addition, following any initial press release(s) announcing this Agreement or other public disclosure approved by both Parties, either Party
shall be free to disclose, without the other Party’s prior written consent, the existence of this Agreement, the identity of the other Party and those terms of the Agreement which have already been publicly disclosed in accordance herewith.

 8.7 Specific Performance. Each Party acknowledges and agrees that disclosure or distribution of the Confidential Information or use
of the Confidential Information of the other Party contrary to the terms of this Agreement may cause irreparable harm to the disclosing Party for which damages at law may not provide an adequate remedy and agrees that the provisions of this Article
may be specifically enforced without regard to the provisions of Article XII and are in addition to any and all other remedies available at law or in equity. 
 8.8 Issuance and Maintenance of ARCA Patent. ARCA agrees that it shall use commercially reasonable efforts to prosecute all patent applications within the ARCA Patent and use commercially reasonable efforts to
obtain valid, issued patents based on such applications. During the term of this Agreement, ARCA shall submit all filings, make all payments, and take all other actions reasonably necessary to maintain the ARCA Patent, once issued, as valid, in
force and in good standing with the U.S. Patent and Trademark Office (at its own expense). 
 8.9 Enforcement of Rights to ARCA Technology
and Trademark. During the term of this Agreement, ARCA agrees that it shall, at its own expense, use commercially reasonable efforts to .enforce its rights with respect to any material infringement or misappropriation in the Territory by a Third
Party of any of the ARCA Technology or the Trademark. Without limiting the foregoing, in the event a Third Party is infringing on the ARCA Technology or Trademark by making, performing, using, selling or importing Diagnostic Tests and ARCA is
unsuccessful in persuading such infringer to desist and fails to have initiated and diligently pursue an infringement suit within a reasonable time (not to exceed [ * ]) after ARCA first becomes aware of the basis for such suit, ARCA shall
grant LabCorp and its Affiliates the right to file suit on its behalf to enforce its rights with respect to the Field only, and ARCA agrees to cooperate and provide reasonable assistance to LabCorp and its Affiliates in connection with such suit.
LabCorp and its Affiliates shall have the right to any recovery or damages obtained as a result of a suit brought by LabCorp and its Affiliates (whether by settlement, judgment or otherwise). 
 ARTICLE IX 
 REPRESENTATIONS, WARRANTIES AND COVENANTS 
 9.1 Mutual Representations, Warranties and Covenants. Each Party hereby represents, warrants and covenants to the other Parry as follows:

 (a) Such Party: (i) is a corporation duly organized, validly existing and in good standing under the laws of the
jurisdiction in which it is incorporated or organized; (ii) has the 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 22 

 
corporate power and authority and the legal right to enter into this Agreement and to perform its obligations hereunder; and (iii) has taken all
necessary corporate action on its part to authorize the execution and delivery of this Agreement and the performance of its obligations hereunder. 
 (b) This Agreement is a legal and valid obligation binding upon such Party and enforceable in accordance with its terms, and the execution, delivery and performance of this Agreement by such Party does not conflict
with any material agreement, instrument or understanding, oral or written, to which it is a party or by which it is bound, nor violate any law or regulation of any court, governmental body or administrative or other agency having jurisdiction over
it. 
 (c) All material consents, approvals and authorizations of all governmental authorities and other persons required to
be obtained by such Party in connection with the execution and delivery and performance of this Agreement have been and shall be obtained. 
 9.2 LabCorp Representations, Warranties and Covenants. LabCorp (and each of its Affiliates acting under this Agreement, to the extent applicable) hereby represents, warrants and covenants to ARCA as follows: 
 [ * ] 
  
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 23 

 [ * ] 
 9.3 ARCA Representations, Warranties and Covenants. ARCA hereby represents, warrants and covenants to LabCorp as follows: 
 [ * ] 
  
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 24 

 [ * ] 
 ARTICLE X 
 TERM AND TERMINATION 
 10.1 Term. This Agreement shall commence as of the Effective Date and, unless sooner terminated as provided herein, shall continue in effect until
the ten (10) year anniversary of the Effective Date. 
 10.2 Termination by LabCorp. This Agreement may be terminated by LabCorp
in whole or in part as provided below: 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 25 

 (a) At any time during the term of this Agreement if ARCA materially breaches this
Agreement, which breach is not cured within sixty (60) days of written notice thereof from LabCorp. 
 (b) At any time
during the term of this Agreement upon written notice if ARCA becomes and remains subject to a Bankruptcy Event. 
 (c)
[ * ] 
 (d) [ * ] 
 (e) At any time during the term of this Agreement for any reason upon written notice given by LabCorp at least [ * ] prior to
the effective date of such termination. 
 [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 26 

 [ * ] 
 10.3 Termination by ARCA. This Agreement may be terminated by ARCA in whole or in part as provided below: 
 (a) At any time during the term of this Agreement if LabCorp materially breaches this Agreement, which breach is not cured within sixty
(60) days of written notice thereof from ARCA. 
 (b) At any time during the term of this Agreement upon written notice
if LabCorp becomes and remains subject to a Bankruptcy Event. 
 [ * ] 
  
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 27 

 [ * ] 
 10.4 Automatic or Mutual Termination. 
 [ * ] 
 10.5 Loss of Exclusivity. [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 28 

 10.6 Effect of Termination. 
 (a) Upon termination of this Agreement for any reason, each Party shall cooperate with the other Party for an orderly wind-down of the
services provided by LabCorp hereunder and all rights granted by ARCA to LabCorp under this Agreement shall revert back to ARCA. Any termination of this Agreement as provided herein shall not be an exclusive remedy but shall be in addition to any
remedies whatsoever that may be available to the terminating party. 
 (b) Upon any termination or expiration of this
Agreement, each Party shall return to the other Party all Information of the other Party in such Party’s Control, except that one copy may be retained solely for archival purposes. 
 [ * ] 
 10.7
Surviving Rights. Except as expressly modified above in this [ * ] of this Agreement will survive termination or expiration of this Agreement. 
 10.8 Accrued Rights, Surviving Obligations. Unless explicitly provided otherwise in this Agreement, termination, relinquishment, or expiration of the Agreement for any reason shall be without prejudice to any
rights which shall have accrued to the benefit to either Party prior to such termination, relinquishment, or expiration, including damages arising from any breach hereunder. Such termination, relinquishment, or expiration shall not relieve any Party
from obligations which are expressly indicated to survive termination or expiration of the Agreement. 
 ARTICLE XI 
 INDEMNIFICATION; INSURANCE 
 11.1
LabCorp Indemnification. LabCorp hereby agrees to save, defend, and hold ARCA and its agents and employees harmless from and against any and all suits, claims, actions, demands, liabilities, expenses and/or loss, including reasonable legal
expense and attorneys’ fees (“Losses”) resulting from: [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 29 

 
[ * ] 
 11.2 ARCA Indemnification.
ARCA hereby agrees to save, defend, and hold LabCorp and its agents and employees harmless from and against any and all Losses resulting from: [ * ] 
 11.3 Indemnification Procedures. A Party (the “Indemnitee”) which intends to claim indemnification under this Section shall notify the other Party (the “Indemnitor”) within a
reasonable time in writing of any action, claim or liability in respect of which the Indemnitee believes it is entitled to claim indemnification, provided that the failure to give timely notice to the Indemnitor shall not release the Indemnitor from
any liability to the Indemnitee to the extent the Indemnitor is not prejudiced thereby. The Indemnitor shall have the right, by notice to the Indemnitee, to assume the defense of any such action or claim after the Indemnitor’s receipt of notice
of any action or claim with counsel of the Indemnitor’s choice and at the sole cost of the Indemnitor. If the Indemnitor does not so assume the defense of such third party claim, the Indemnitee may assume such defense with reasonable counsel of
its choice and at the sole cost of the Indemnitor. If the Indemnitor so assumes such defense, the Indemnitee may participate therein through counsel of its choice, but at the sole cost of the Indemnitee. The Party not assuming the defense of any
such claim shall render all reasonable assistance to the Party assuming such defense upon request, and all reasonable out-of-pocket costs of such assistance shall be for the account of the Indemnitor. No such claim shall be settled other than by the
Party defending the same, and then only with the consent of the other Party which shall not be unreasonably withheld; provided that the Indemnitee shall have no obligation to consent to any settlement of any such action or claim which imposes
on the Indemnitee any liability or obligation which cannot be assumed and performed in full by the Indemnitor, and the Indemnitee shall have no right to withhold its consent to any settlement of any such action or claim if the settlement involves
only the payment of money by the Indemnitor or its insurer. 
 11.4 [ * ] 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 30 

 11.5 Insurance. Each Party will during the term of this Agreement carry insurance policies in such
amounts and providing such coverage as is reasonable and customary for commercial entities providing services like those being rendered by such party under this Agreement. 
 ARTICLE XII 
 DISPUTE RESOLUTION 
 12.1 Disputes. 
 (a)
The Parties recognize that disputes may arise from time to time respecting this Agreement and the rights and obligations of the Parties under this Agreement, and desire to establish the procedures in this Article to facilitate their resolution in an
expedient and commercially reasonable manner by mutual cooperation and without resort to litigation. 
 (b) Except as
otherwise provided in this Agreement or agreed by the Parties, disputes within the Diagnostics Committee will be resolved as recited in this Article. If the Diagnostics Committee is unable to resolve such a dispute within thirty (30) days,
either Party, by written notice to the other, may have such dispute referred to their respective executive officers designated below or their successors, for attempted resolution by good faith negotiations: 
  

			
	For LabCorp:	  	[ * ]
		
	For ARCA:	  	[ * ]

 In the event the designated executive officers are not able to resolve any
unresolved dispute within the Diagnostics Committee within thirty (30) days after written notice by either Party referring the matter to them as provided herein, either Party may by written notice to the other commence the process set forth in
Section 12.2 below. 
 (c) Except as otherwise provided in this Agreement or agreed by the Parties, any other
unresolved dispute regarding the interpretation of or the Parties’ respective rights and obligations under this Agreement shall first be referred to the Diagnostics Committee, then to the two executives, as aforesaid, then to the Arbitration
process set forth in Section 12.2 below. 
 12.2 Arbitration by Expert Panel. Except to the extent otherwise provided in
this Agreement or by agreement of the Parties, any dispute, controversy, or claim arising out of or relating to the validity, construction, enforceability, or performance of this Agreement, including any dispute relating to alleged breach or to
termination of this Agreement, that remains unresolved after going through the process set forth in Section 12.1 above shall be subject to the following alternative dispute resolution process (“Arbitration”): 

(a) The Party invoking the Arbitration shall give written notice (“Arbitration Notice”) thereof to the other Party,
setting forth in reasonable detail the issues to be resolved. As soon as possible but in any event within fifteen (15) days following such delivery of such notice, each Party will appoint one neutral expert in the subject matter of the issues
in dispute to serve as an arbitrator, and these two arbitrators will as soon as possible but in any event within ten (10) days following delivery of such notice appoint a third similarly qualified neutral expert to serve as the third arbitrator
(such three arbitrators, the “Panel”). 
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 31 

 (b) The members of the Panel shall be “neutral” in that they are not nor have
they been within the previous five years employees or paid consultants of either Party, nor have any other extended familial, close social or other material relation to either Party, and “expert” in that they are highly qualified in the
field of the issues under dispute. 
 (c) The Panel shall hold a hearing (the “Hearing”) on the merits of the
dispute as soon as possible but in no event more than sixty (60) days following delivery of the Arbitration Notice. Each Party may if it has time submit one written brief, along with reasonable supporting materials, setting forth the issues of
the dispute and a specific suggested resolution requested by such Party, which will be submitted simultaneously to the Panel and the other Party. The Hearing shall take place over a period of no more than two full consecutive business (or if
agreeable to the Panel, calendar) days following a reasonable procedure adopted by the Panel for presentations, questions and answers, and discussions. Within ten (10) days following the Hearing, the Panel will present its decision
(“Decision”) in writing, acting with the concurrence of at least two Arbitrators, which will choose the resolution requested by one of the Parties (or if the Panel desires, offers a resolution other than either resolution requested
by the Parties), together with a statement in reasonable detail of the reasons therefor. 
 12.3 Disputes About the Arbitration. All
disputes relating to the proper execution of the Arbitration (including, without limitation, failure of a Party to comply with the timing or other requirements of the arbitration or the fairness or appropriateness of an arbitrator) shall be finally
settled in a binding manner on both Parties by a retired federal court judge or, if not available, some other experienced professional adjudicator or arbitrator appointed by the President or other senior executive of the American Arbitration
Association (such retired judge, adjudicator, or arbitrator, a “Referee”) in an expedited hearing not to exceed one full business day (“Referee Hearing”) within fifteen (15) days of invocation in writing by
either Party. 
 12.4 Fees and Costs of the Arbitration. Each Party shall bear its own costs of the Arbitration (including any Referee
Hearing), but will share equally for payment of the fees and costs of the Panel and of any Referee. 
 12.5 Waivers or Alterations to the
Dispute Resolution Procedure. The Parties may mutually agree in writing to waive or alter aspects of these Arbitration provisions in any Arbitration. The time limits provided in this Article XII may be waived or altered in case of serious
hardship or inconvenience on the part of any Arbitrator or Referee, provided that any such waiver or alteration be minimized to the extent possible in accordance with the intent of the Parties at the time of the execution and delivery of this
Agreement that the Arbitration procedure yield expedited resolutions. 
 12.6 Arbitration Confidentiality. All aspects of the
Arbitration and any Referee Hearing, including the Decision, shall be confidential, and all participants including the Panel and the Referee shall be bound by judicially enforceable obligations of strict confidentiality except to the extent the
Parties agree in writing to waive in whole or part such confidentiality. 
  

 Development, Commercialization and Licensing Agreement-Confidential-Page 32 

 12.7 Survival. Any duty to arbitrate under this Agreement shall remain in effect and enforceable
after termination of this Agreement for any reason. 
 12.8 Jurisdiction. For the purposes of this Article XII, the Parties
agree to accept the jurisdiction of the Federal District Court Delaware, for the purposes of enforcing Decisions agreed to by the Parties and for enforcing the agreements reflected in this Article. 
 12.9 Exceptions. Notwithstanding the provisions of this Article XII, proceedings may be brought in any court of competent jurisdiction for
the limited purpose of: (i) obtaining preliminary or permanent injunctive relief, (ii) recovering possession of property (such as replevin, claim and delivery, attachment or the like), or (iii) impleading, joining or adding another
party as a third-party defendant in any legal action brought by a Third Party. 
 ARTICLE XIII 
 MISCELLANEOUS 
 13.1 Assignment.

 (a) [ * ] 
 (b) Subject to the foregoing, this Agreement shall be binding upon and inure to the benefit of the successors and permitted assigns of the Parties. Any assignment not in accordance with this Agreement shall be null
and void and of no effect. 
 13.2 Costs and Expenses. Except as otherwise provided in this Agreement, or as agreed to from time to
time by the Parties, each Party shall bear all of its own costs and expenses incurred in connection with performing its respective obligations under this Agreement. 
 13.3 Retained Rights. Nothing this Agreement shall limit in any respect the right of either Party to conduct research and development with respect to and market products outside the Field using such
Party’s technology. 
 13.4 Force Majeure. Neither Party shall lose any rights hereunder or be liable to the other Party for
damages or losses on account of failure of performance by the defaulting Party if the failure is occasioned by government action, war, fire, explosion, flood, strike, lockout, embargo, act of God, or other cause beyond the reasonable control of the
defaulting Party, provided that the Party claiming force majeure has exerted commercially reasonable efforts to avoid or remedy such force majeure, provided that in no event shall a Party be required to settle any labor dispute or disturbance.

  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 33 

 13.5 Further Actions. Each Party agrees to execute, acknowledge, and deliver such further
instruments, and to do all such other acts, as may be necessary or appropriate in order to carry out the purposes and intent of this Agreement. 
 13.6 No Trademark Rights. Except as otherwise provided herein, no right, express or implied, is granted by the Agreement to use in any manner the name “LabCorp,” “ARCA” or any other trade name or trademark of the
other Party or its Affiliates in connection with the performance of this Agreement. 
 13.7 Notices. All notices hereunder shall be in
writing and shall be deemed given when delivered personally, the same business day as sent by facsimile transmission (receipt verified), three business days after being mailed by registered or certified mail (return receipt requested), postage
prepaid, or the next business day after being sent by express courier service (next business day delivery provided), to the Parties at the following addresses (or at such other address for a parry as shall be specified by like notice. 
  

			
	If to ARCA, addressed to:	  	 ARCA Discovery, Inc.
 1200 Seventeenth Street, Suite
620
 Denver, Colorado 80202
 Attention: Chief Executive Officer

 Telephone: (303) 893-1606
 Facsimile: (303) 825-0883

		
	If to LabCorp, addressed to:	  	 Laboratory Corporation of America Holdings
 430 South
Spring Street
 Burlington, North Carolina 27215
 Attention: Law
Department
 Telephone: (336) 436-8069
 Facsimile:
(336) 226-3835

		
	With a copy to:	  	 Parker, Poe, Adams & Bernstein L.L.P.
 P.O.
Box 389
 150 Fayetteville Street, Suite 1400
 Raleigh, North
Carolina 27602
 Telephone: (919) 828-0564
 Facsimile:
(919) 834-4564
 Attn: Frank E. Silber, Esq.

 13.8 Waiver. Except as specifically provided for herein, the waiver from time to time by
either of the Parties of any of their rights or their failure to exercise any remedy shall not operate or be construed as a continuing waiver of same or of any other of such Party’s rights or remedies provided in this Agreement.

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 34 

 13.9 Severability. If any term, covenant, or condition of this Agreement or the application
thereof to any Party or circumstance shall, to any extent, be held to be invalid or unenforceable, then (i) the remainder of this Agreement, or the application of such term, covenant, or condition to Parties or circumstances other than those as
to which it is held invalid or unenforceable, shall not be affected thereby and each term, covenant, or condition of this Agreement shall be valid and be enforced to the fullest extent permitted by law; and (ii) the Parties hereto covenant and
agree to renegotiate any such term, covenant, or application thereof in good faith in order to provide a reasonably acceptable alternative to the term, covenant, or condition of this Agreement or the application thereof that is invalid or
unenforceable, it being the intent of the Parties that the basic purposes of this Agreement are to be effectuated. 
 13.10 Ambiguities.
Ambiguities, if any, in this Agreement shall not be construed against any Party, irrespective of which Party may be deemed to have authored the ambiguous provision. 
 13.11 Counterparts. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument. 
 13.12 Days. Unless otherwise explicitly stated herein, references in this Agreement to a number of days shall mean calendar days. As used in this
Agreement, “business day” refers to any day other than a Saturday, Sunday, and any day on which banking institutions in the State of Delaware are either required or permitted to close pursuant to applicable law, rule, regulation or
executive order. 
 13.13 Governing Law. This Agreement, and any dispute or controversy arising out of or relating thereto, shall in
all respects be governed by and construed according to the laws of the State of Delaware (excluding its conflicts of law principles). 
 13.14 Entire Agreement. This Agreement sets forth all the covenants, promises, agreements, warranties, representations, conditions and understandings between the Parties hereto and supersedes and terminates all prior agreements and
understandings between the Parties. There are no covenants, promises, agreements, warranties, representations, conditions, or understandings, either oral or written, between the Parties other than as set forth herein and therein. No subsequent
alteration, amendment, change of addition to this Agreement shall be binding upon the Parties hereto unless reduced to writing and signed by the respective authorized officers of the Parties. 
  

 Development, Commercialization and Licensing Agreement-Confidential-Page 35 

 IN WITNESS WHEREOF, the Parties hereto have caused this Development, Commercialization and Licensing
Agreement to be executed by their duly authorized representatives as of the day and year first above written. 
  

			
	ARCA DISCOVERY, INC., a Delaware corporation
		
	By:	 	/s/ Richard B. Brewer
		 	Richard B. Brewer
		 	Chief Executive Officer
	
	LABORATORY CORPORATION OF AMERICA HOLDINGS, a Delaware corporation
		
	By:	 	/s/ Bradford T. Smith
		 	Name: Bradford T. Smith
		 	Title: E.V.P.

  

 Development, Commercialization and Licensing Agreement-Confidential-Page 36 

 EXHIBIT A 
 [ * ] 
  
  
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-Exhibits 

 EXHIBIT B 
 [ * ] 
  
  
  

	[*]	Certain confidential information contained in this document, marked by brackets, has been omitted and filed separately with the Securities and Exchange Commission pursuant to Rule
24b-2 of the Securities and Exchange Act of 1934, as amended. 

  

 Development, Commercialization and Licensing Agreement-Confidential-ExhibitsAmendment No. 1 to Development, Commercialization and Licensing Agreement

 Exhibit 10.12 
 AMENDMENT NO. 1 
 TO 
 DEVELOPMENT, COMMERCIALIZATION AND LICENSING AGREEMENT 
 This AMENDMENT
NO. 1 TO DEVELOPMENT, COMMERCIALIZATION AND LICENSING AGREEMENT (“Amendment”) is made and effective as of May 14, 2007, by and between Laboratory Corporation of America Holdings (“LabCorp”) and ARCA Discovery, Inc.
(“ARCA”). 
 WHEREAS, LabCorp and ARCA entered into a Development, Commercialization and Licensing Agreement dated
February 1, 2007 (the “License Agreement”); and 
 WHEREAS, the parties desire to amend the terms of the License
Agreement. 
 NOW, THEREFORE, in consideration of the promises and mutual covenants of the parties and other good and valuable
consideration, the receipt and sufficiency of which is hereby acknowledged, LabCorp and ARCA agree to the following amendments to the License Agreement: 
 1. Sections 2.6 and 2.8 of the License Agreement are hereby amended by deleting the words “ninety (90) days” in each such section and replacing such words with “one hundred eighty (180) days. 
 2. Except as expressly herein amended, the terms and conditions of the License Agreement as existed prior to this Amendment shall remain in full force and effect. This
Amendment shall be governed by and construed according to the laws of the State of Delaware. 
 IN WITNESS WHEREOF, LabCorp and ARCA have
caused this Amendment to be executed, by the duly authorized officers of each party, on the dates shown below. 
  

									
	ARCA Discovery, Inc.	 		 	Laboratory Corporation of America Holdings
					
	By:	 	/s/ Christopher Ozeroff	 		 	By:	 	/s/ Bradford T. Smith

									
	Name:	 	Christopher Ozeroff	 		 	Name:	 	Bradford T. Smith
	Title:	 	EVP Bus. Dev. & GC	 		 	Title:	 	Executive Vice President
	Date:	 	May 14, 2007	 		 	Date:	 	May 18, 2007

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