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EXHIBIT 10.8

                                  PROTEO, INC.

                       PREFERRED STOCK PURCHASE AGREEMENT
                       ----------------------------------

This Preferred Stock Purchase Agreement ("Agreement") is made this 9th day of
June, 2008 by and between PROTEO, INC., a Nevada corporation with its principal
place of business at 2102 Business Center Drive, Irvine, CA 92612 (the
"Company") and the Purchaser of its stock, FIDEsprit AG, a Swiss corporation
with its principal place of business at Rosengartenstr. 4, CH-8608 Bubikon,
Switzerland ("Purchaser").


                                    RECITALS
                                    --------

A.      The Company is engaged in research and development of pharmaceuticals.
        The Company now is willing to sell shares of its Series A Preferred
        stock, on terms as stated herein.

B.      The Company has authorized 300,000,000 shares of common stock and
        10,000,000 shares of preferred stock. Currently, 23,879,350 shares of
        the Company's common stock are issued and outstanding. As of the date
        hereof, no preferred stock has been issued.

C.      The Company has created a Series A Preferred Stock of and designated up
        to 750,000 shares of the Company's preferred stock which voting powers,
        preferences and relative, participating, optional and other special
        rights are defined in the Certificate of Designation of Series A
        Preferred Stock, a copy of which is attached hereto as Exhibit A.

D.      Purchaser and the Company now mutually desire for Purchaser to purchase
        600,000 shares of the Company's Series A Preferred Stock at the price
        per share determined herein, on the terms and conditions stated herein.

                                    AGREEMENT
                                    ---------

In consideration of the mutual promises, representations, warranties and
conditions set forth in this Agreement, the Company and Purchaser agree as
follows.

1. Purchase and Sale of Shares.


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         1.1      SALE OF SHARES. The Company and its Board of Directors has
                  authorized the issuance and sale of 600,000 shares of Series A
                  Preferred stock (the "Purchase Shares") pursuant to the terms
                  of this Agreement, which Purchase Shares in accordance with
                  the Certificate of Designation, Preferences and Rights of
                  Series A Preferred Stock (the "Certificate"), a copy of which
                  is attached hereto as part of this Agreement.

         1.2      PRICE PER SHARE. The price per share shall be $6.00 per share,
                  totaling to $3,600,000 for the Purchase Shares.

                  In reliance upon Purchaser representations and warranties
                  contained in Section 4 hereof, and subject to the terms and
                  conditions set forth herein, the Company hereby agrees to sell
                  to Purchaser 600,000 shares of the Company's Series A
                  Preferred Stock.


2.       CLOSING: ISSUANCE AND DELIVERY OF SHARES: CONDITIONS.

         2.1      CLOSING(S). The closing of the sale under this Agreement (the
                  "Closing"), shall be held within five (5) working days
                  following the date of the Agreement ("Closing Date"), at the
                  offices of the Company or on such earlier date or at such
                  other place as the Parties may agree.

         2.2      PAYMENT OF PURCHASE PRICE. At the Closing, the Purchaser shall
                  deliver appropriate promissory note for the payment of the
                  purchase price as determined in paragraph 1.2. payable in four
                  (4) installments in such amount and at such date as following:
                  o        First installment of $900,000 falling due upon
                           execution;
                  o        Second installment of $450,000 falling due on or
                           before August 30, 2008;
                  o        Third installment of $900,000 falling due on or
                           before November 30, 2008;
                  o        Fourth and final installment of $1,350,000 falling
                           due on or before March 31, 2009.

                  Any payment shall be in United States funds by check, cash, by
                  wire transfer or by other means of payment as shall have been
                  agreed upon by the Purchaser and the Company prior to payment.


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         2.3      ISSUANCE AND DELIVERY. At the Closing, subject to the terms
                  and conditions hereof, the Company shall deliver an
                  irrevocable instruction to the Company's secretary to issue
                  and deliver to Purchaser appropriate stock certificates,
                  registered in the name of the Purchaser for the Shares, or his
                  designee.

3.       REPRESENTATIONS AND WARRANTIES OF THE COMPANY.

The Company hereby represents and warrants to Purchaser as of the date hereof as
follows, and all such representations and warranties shall be true and correct
as of any Closing Date as if then made and shall survive the Closing.

          3.1     ORGANIZATION. The Company is a corporation, duly incorporated,
                  validly existing and in good standing under the laws of
                  Nevada. The Company has all requisite power and authority to
                  own or lease its properties and to conduct its business as now
                  conducted. The Company holds all licenses and permits required
                  for the conduct of its business as now conducted, which, if
                  not obtained, would have a material adverse effect on the
                  business, financial condition or results of operations of the
                  Company taken as a whole. The Company is qualified as a
                  foreign corporation and is in good standing in any states
                  where the conduct of its business or its ownership or leasing
                  of property requires such qualification, except where the
                  failure to so qualify would not have a material adverse effect
                  on the business, financial condition or results of operations
                  of the Company taken as a whole.

         3.2      CAPITALIZATION. The Company is authorized to issue 300,000,000
                  shares of Common Stock of which 23,879,350 shares are
                  outstanding at the date of this Agreement. The Company is
                  authorized to issue 10,000,000 shares of Preferred Stock of
                  which no shares are outstanding at the date of this Agreement.
                  All of the issued and outstanding shares of Common Stock on
                  the Closing Date are or will have been duly authorized,
                  validly issued and then fully paid and non-assessable. The
                  Company's right to issue shares of its stock otherwise shall
                  not be limited by any provision herein.


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         3.3      AUTHORITY. The Company has all requisite power and authority
                  to enter into this Agreement, and to consummate the
                  transactions contemplated hereby. The execution and delivery
                  of this Agreement, and the consummation of the transactions
                  contemplated hereby have been duly authorized by all necessary
                  corporate action on the part of the Company, and upon their
                  execution and delivery by the Company, such document will
                  constitute a valid and binding obligation of the Company,
                  enforceable against the Company in accordance with its terms.

         3.4      ISSUANCE OF SHARES. The Purchase Shares, when issued pursuant
                  to the terms of this Agreement, will be duly and validly
                  authorized and issued, fully paid and non-assessable.

         3.5      NO CONFLICT WITH LAW OR DOCUMENTS. The execution, delivery and
                  consummation of this Agreement, and the transactions
                  contemplated hereby, will not (a) conflict with any provisions
                  of the Articles of Incorporation or Bylaws of the Company; (b)
                  result in any violation of or default or loss of a benefit
                  under, or permit the acceleration of any obligation under (in
                  each case, upon the giving of notice, the passage of time, or
                  both), any mortgage, indenture, lease, agreement or other
                  instrument, permit, franchise license, judgement, order,
                  decree, law, ordinance, rule or regulation applicable to the
                  Company.

         3.6      CONSENTS, APPROVALS AND PRIVATE OFFERING. Except for any
                  filings required under Federal and applicable state securities
                  laws, all of which shall have been made as of the Closing Date
                  to the extent required as of such time, no permit, consent,
                  approval, order or authorization of, or registration,
                  declaration or filing with, any Federal, state, local or
                  foreign governmental authority is required to be made or
                  obtained by the Company in connection with the execution and
                  delivery of this Agreement, and the consummation of the
                  transactions contemplated hereby and thereby.

4.       REPRESENTATIONS AND WARRANTIES OF PURCHASER.

Purchaser hereby represents, warrants and covenants with the Company as follows:


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         4.1      LEGAL POWER. Purchaser has the requisite power, as
                  appropriate, and is authorized to enter into this Agreement,
                  to purchase the Purchase Shares hereunder, and to carry out
                  and perform his, her or its obligations under the terms of
                  this Agreement.

         4.2      DUE EXECUTION. This Agreement has been duly authorized,
                  executed and delivered by Purchaser, and, upon due execution
                  and delivery by the Company, this Agreement will be a valid
                  and binding agreement of Purchaser.

         4.3       INVESTMENT REPRESENTATIONS.

                  Purchaser represents and agrees that:

                  4.3.1    Purchaser is acquiring the Purchase Shares for its
                           own account, not as a nominee or agent, for
                           investment and not with a view to or for resale in
                           connection with, any distribution or public offering
                           thereof within the meaning of the Securities Act of
                           1933, as amended (the "Act"), except pursuant to an
                           effective registration statement under the Act;

                  4.3.2    Purchaser is a professional and an 'accredited
                           investor,' as that term is defined in Rule 501 (a) of
                           Regulation D promulgated under the Act. Purchaser has
                           such knowledge and experience in financial and
                           business matters that it is fully able to evaluate
                           the merits and risks of the acquisition of the
                           Securities, and has conducted their own investigation
                           into the suitability of its investment, and reviewed
                           all the information that it considers necessary to
                           evaluate its acceptance of the Purchase Shares.
                           Purchaser is able to bear the risks associated with
                           accepting the Purchase Shares, including the risk of
                           loss of the entire investment in the Purchase Shares.
                           Purchaser has received and reviewed any and all
                           information Purchaser deemed necessary to evaluate
                           its investment.

                  4.3.3    Purchaser understands that the Purchase Shares have
                           not been registered under the Act by reason of a
                           specific exemption therefrom, and may not be
                           transferred or resold except pursuant to an effective
                           registration statement or exemption from registration
                           and each certificate representing the Purchase Shares
                           will be endorsed with the following legend:


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                           (i)  THE SECURITIES REPRESENTED BY THIS CERTIFICATE
                                HAVE NOT BEEN REGISTERED UNDER THE SECURITIES
                                ACT OF 1933, AS AMENDED (THE "ACT"). THE SHARES
                                HAVE BEEN ACQUIRED FOR INVESTMENT AND MAY NOT BE
                                SOLD, TRANSFERRED, ASSIGNED OR OTHERWISE
                                DISPOSED OF IN THE ABSENCE OF A CURRENT AND
                                EFFECTIVE REGISTRATION STATEMENT UNDER THE ACT
                                WITH RESPECT TO SUCH SHARES, OR AN OPINION OF
                                THE ISSUER'S COUNSEL TO THE EFFECT THAT
                                REGISTRATION IS NOT REQUIRED UNDER THE ACT; and

                           (ii) Any legend required to be placed thereon by
                                applicable federal or state securities laws.

                  4.3.4    Purchaser has read, and understands and agrees to the
                           Certificate of Designation for the Series A Preferred
                           Stock.

5.       TERM AND TERMINATION

         5.1      TERM. This Agreement shall expire upon total payment of the
                  Purchase Price and issuance of 600,000 shares of Preferred
                  Stock Class A to Purchaser.

         5.2.     The Company may cancel this agreement upon

                  (i)      any misrepresentation or omission of or on behalf of
                           the Purchaser made to the Company in connection with
                           this Agreement;
                  (ii)     adjudication of bankruptcy, or filing of a petition
                           under any bankruptcy or debtor's relief law by or
                           against the Purchaser, or failure of the Purchaser to
                           generally pay its debts as they become due;
                  (iii)    failure of the Purchaser to pay any installment
                           hereunder when due, which shall continue for ten (10)
                           days;
                  (iv)     termination of the Promissory Note given by the
                           Purchaser to the Company in accordance with paragraph
                           2.2;


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6.       MISCELLANEOUS.

         6.1      GOVERNING LAW . This Agreement shall be governed by and
                  construed under the laws of the State of California.

         6.2      SUCCESSORS AND ASSIGNS. Except as otherwise expressly provided
                  herein, the provisions hereof shall inure to the benefit of,
                  and are binding upon, the successors, assigns, heirs,
                  executors, and administrators of the parties hereto.

         6.3      ENTIRE AGREEMENT. This Agreement and the other documents
                  delivered pursuant hereto, constitute the full and entire
                  understanding and agreement among the parties with regard to
                  the subjects hereof and no party shall be liable or bound to
                  any other party in any manner by a representations,
                  warranties, covenants, or agreements except as specifically
                  set forth herein or therein. Nothing in this Agreement,
                  express or implied, is intended to confer upon any party,
                  other than the parties hereto and their respective successors
                  and assigns, any rights, remedies, obligations, or liabilities
                  under or by reason of this Agreement, except as expressly
                  provided herein.

         6.4      SEVERABILITY. In case any provision of this Agreement shall be
                  invalid, illegal, or unenforceable, it shall to the extent
                  practicable, be modified so as to make it valid, legal and
                  enforceable and to retain as nearly as practicable the intent
                  of the parties and the validity, legality, and enforceability
                  of the remaining provisions shall not in any way be affected
                  or impaired thereby.

         6.5      AMENDMENT AND WAIVER. Except as otherwise provided herein, any
                  term of this Agreement may be amended, and the observance of
                  any term of this Agreement may be waived (either generally or
                  in a particular instance, either retroactively or
                  prospectively, and either for a specified period of time or
                  indefinitely), with the written consent of the Company and
                  Purchaser. Any amendment or waiver effected in accordance with
                  this Section shall be binding upon each future holder of any
                  security purchased under this Agreement (including securities
                  into which such securities have been converted) and the
                  Company.


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         6.6      NOTICES. All notices and other communications required or
                  permitted hereunder shall be in writing and shall be effective
                  when delivered personally, or sent by telex or telecopier
                  (with receipt confirmed), provided that a copy is mailed by
                  registered mail, return receipt requested, or when received by
                  the addressee, if sent by Express Mail, Federal Express or
                  other express delivery service (receipt request) in each case
                  to the appropriate address set forth below.

If to the Company:                  PROTEO, INC.
                                    Birge Bargmann
                                    Proteo Biotech AG
                                    Am Kiel-Kanal 44
                                    D-24106 Kiel


If to Purchaser:                    FID Esprit AG
                                    Joerg Alte
                                    Rosengartenstr. 4
                                    CH-8608 Bubikon


         6.7      TITLES AND SUBTITLES. The titles of paragraphs and
                  subparagraphs of this Agreement are for convenience of
                  reference only and are not be not considered in construing
                  this Agreement.

         6.8      COUNTERPARTS. This Agreement may be executed in any number of
                  counterparts, each of which shall be deemed an original, but
                  all of which together shall constitute one instrument.


IN WITNESS WHEREOF, the parties have executed this Agreement the date first
above written.


"COMPANY"
PROTEO, INC. a Nevada Corporation


By:  /S/ BIRGE BARGMANN
     -----------------------------
     CEO:  Birge Bargmann


"PURCHASER"
FIDEsprit AG


By:  /S/ JOERG ALTE
     -----------------------------
     Managing Director: Joerg Alte


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