Document:

Exhibit 4.1

SHARE PURCHASE WARRANT CERTIFICATE

                  Barrington Sciences International Corporation
                   (Incorporated under Federal Laws of Canada)

CERTIFICATE NO.                         Share Purchase Warrants, each Share
                              Purchase Warrant entitling the holder to purchase
                              one additional Common Share at an exercise price
                              of Cdn $0.75 per Common Share on or before October
                              31, 2004.

THE SHARE PURCHASE WARRANTS REPRESENTED HEREBY WILL BE VOID IF NOT EXERCISED IN
ACCORDANCE WITH THE TERMS HEREOF ON OR BEFORE 5:00 P.M. (VANCOUVER TIME) ON
OCTOBER 31, 2004 (THE "EXPIRY TIME").

     THIS IS TO CERTIFY that, for value received,

(herein called the "Warrantholder" or "holder") is the registered holder of the
number of Share Purchase Warrants (the "Warrants") of Barrington Sciences
International Corporation ("BSIC") stated above and is entitled to acquire in
the manner and at the time and, upon exercise of such Warrant in accordance with
the terms hereof, to that number of Common Shares in the capital of BSIC
underlying the Warrants.

Exercise Period

The Warrants represented by this Certificate shall be exercisable during the
period (the "Exercise Period") commencing on the date hereof and ending at 5:00
p.m. (Vancouver time) on October 31, 2004. The holder may, at any time during
the Exercise Period, exercise all or any number of the Warrants by delivering
this Certificate together with written instructions, and payment of the Exercise
Price (as defined in the following paragraph) to Mellon Investor Services LLC.
Exercise of Warrants will be deemed to have been effected only on personal
delivery thereof to, or if sent by mail or other means of transmission, on
actual receipt thereof by Mellon.

Exercise Price and Terms

Each Warrant entitles the holder, on exercise, to purchase one Common Share of
BSIC at an exercise price of Cdn $0.75 per Common Share if exercised on or
before October 31, 2004. All Common Shares underlying the Warrants represented
by this Certificate shall be deemed to have been issued on the date on which
they were exercised, at which time the Warrantholder shall be deemed to have
become the holder of record of such Common Shares. Forthwith upon exercise of
any or all of the Warrants represented hereby BSIC will issue to the
Warrantholder, at its address shown above (or such other address as the
Warrantholder may direct in writing at the time of exercise) certificates
representing the appropriate number of Common Shares.

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Warrants Void After Expiry Time

From and after the Expiry Time no holder of Warrants will have any further right
to acquire Common Shares underlying such Warrants and such Warrants and this
Certificate will be void and of no further effect.

Other Provisions

The holding of Warrants evidenced by this Certificate shall not constitute the
holder hereof a shareholder of BSIC or entitle such holder to any right or
interest in respect thereof except as expressly provided herein.

The Warrants evidenced by this Certificate may be transferred only with the
consent and approval of the board of directors of BSIC, and in compliance with
all applicable corporate and securities laws.

This Certificate shall be construed in accordance with the laws of the Province
of British Columbia and of Canada applicable therein.

IN WITNESS WHEREOF BSIC has caused this Certificate to be signed by its duly
authorized officer as of October 31, 2002.

                  BARRINGTON SCIENCES INTERNATIONAL CORPORATION

                                            By:
                                               --------------------------------
                                                     Lorne Broten Director & CFOExhibit 10.2

                             BILL OF SALE ABSOLUTE

THIS BILL OF SALE MADE as of and with effect from the 31st day of December 2002.

BETWEEN EACH OF:

                 BARRINGTON SCIENCES INTERNATIONAL CORPORATION
                   (hereinafter referred to as the "Vendors")

                                                               OF THE FIRST PART

AND:

                         FINANCIAL EXPRESS CORPORATION
                  (hereinafter referred to as the "Purchaser")

                                                              OF THE SECOND PART

WHEREAS:

A. The Vendors are engaged in the development of a business related to the
delivery of point-of-care diagnostic kits (the "Subject Business").

B. The Vendors possess assets of the Subject Business (the "Assets"), all as is
more particularly set out in the attached Schedule "A".

C. The parties have entered into an Agreement for Purchase and Sale between the
parties dated the 17th day of October, 2002 (the "Asset Purchase Agreement), by
which the Vendors have contracted with the Purchaser for the absolute sale to
the Purchaser of the Assets upon the terms and conditions and for the
consideration therein set forth.

     NOW THEREFORE WITNESSETH that in consideration of One Dollar ($1.00) of
lawful money of Canada and other good and valuable consideration paid by the
Purchaser to the Vendors (which is more particularly set out in the Asset
Purchase Agreement, the material terms and conditions of which are incorporated
by reference into this Bill of Sale, the receipt and sufficiency of which is
hereby acknowledged, the parties agree as follows:

     1.   The Vendors each absolutely transfer and sell unto the Purchaser all
          of its right, title and interest in and to the Assets, chattels and
          equipment are described in the attached Schedule "A". For greater
          certainty, this instrument shall for all intents and purposes act as a
          complete and irrevocable transfer and conveyance of such Assets from
          the Vendors to the Purchaser as of and with effect from the date
          hereof. If however it is necessary or advisable to execute any further
          instrument or assurance or make any registration, application or
          filing in respect of this transfer, the Vendor covenants to promptly
          do so and irrevocably agrees that to the extent that the transfer of
          any Assets may in any way be subject to any such execution or filing,
          the subject Assets shall be held in trust by the

<PAGE>

                                       2

          Vendor for the exclusive benefit of the Purchaser until the completion
          of such execution of filing.

2. In consideration of the transfer and sale of the Assets by the Vendors to the
Purchaser, and as contemplated by the Asset Purchase Agreement, the Purchaser
hereby does pay the following consideration to the Vendors:

     (a)  By the issuance of an aggregate of 19,701,653 common shares in the
          outstanding capital of the Purchaser, having a deemed value of USD
          $2,869,005.00; and

     (b)  By the assumption by the Purchaser of accounts payable by the Vendors
          and subsidiaries in the aggregate amount of USD $1149,569 (as of
          September 30, 2002).

3.  With respect to the Assets, that Vendors covenant with the Purchaser that:

     (a)  the Purchaser is now rightfully and absolutely possessed of such
          Assets:

     (b)  the Purchaser shall enjoy quiet possession of such Assets; and

     (c)  the Vendors will do and execute any and all such further acts, deeds
          and assurances as the Purchaser may reasonably request at the
          Purchaser's expense.

     IN WITNESS WHEREOF the parties hereto have set their hands and seals on the
common day and date first above written.

BARRINGTON SCIENCES INTERNATIONAL CORPORATION,
By its duly authorized signatory:

/s/  George Moore
--------------------------------
Signature

George Moore C.E.O.
--------------------------------
Name and Title

FINANCIAL EXPRESS CORPORATION,
By its duly authorized signatory:

/s/  Frank Baldwin
---------------------------------
Signature

Frank Baldwin - Secretary Trea
---------------------------------
Name and Title

<PAGE>

                                  SCHEDULE "A"
                                  ------------

                                   THE ASSETS
                                   ----------

All the Assets of the Vendors as set out in an Agreement of Purchase and Sale
dated October 17, 2002.Exhibit 10.3

THIS FIRST ADDENDUM AGREEMENT is made as of the 30th day of December 2002

BETWEEN:

                  BARRINGTON SCIENCES INTERNATIONALCORPORATION, a corporation
                  incorporated under the federal laws of Canada and having its
                  registered and records office at Suite 1260, 1188 West Georgia
                  Street, Vancouver, British Columbia, Canada V4A 6E2

                  (the "Vendor")

AND:

                  Financial Express Corporation, a corporation incorporated
                  under the laws of the State of Nevada, United States of
                  America

                  (the "Purchaser")

WHEREAS:

A. The parties have entered into an Asset Purchase Agreement (the "Asset
Purchase Agreement") relating to the purchase by the Purchaser of the property
and assets of the Vendor's Business (as defined in the Asset Purchase
Agreement); and

B. The parties now wish to enter into this Addendum for the purpose of making
certain revisions to the Asset Purchase Agreement as hereinafter provided;

   NOW THEREFORE THIS AGREEMENT WITNESSES that, in consideration of the
covenants, agreements, representations, warranties and payments hereinafter set
forth and provided for, the parties hereto hereby covenant and agree as follows:

1. AMENDMENTS

1.1 Revision of Purchase Price and Purchaser's Consideration. The Asset Purchase
Agreement is amended by revising the aggregate consideration to be paid by the
Purchaser to the Vendor thereunder by adding, as additional consideration, the
issuance by the Purchaser of share purchase warrants entitling the holder to
purchase an aggregate of 396,416 common shares of the Purchaser, and
specifically Part 3 thereof ("Purchase Price") is hereby amended by adding to
the Purchaser's Consideration (as defined in the Asset Purchase Agreement) the
following:

         "an aggregate of 396,416 share purchase warrants, which shall be
         assignable at the option of the Vendor, each of which shall entitle the
         holder to purchase one common share of the Purchaser at a price of CDN
         $0.75 at any time prior to October 31, 2004",

and all references in the Asset Purchase Agreement to the Purchaser's
Consideration shall include such warrants.

<PAGE>

1.2 Counterpart and Facsimile Execution. This amendment may be executed in
counterparts and by facsimile, and such counterparts and facsimile copies
together shall constitute a single agreement.

     IN WITNESS WHEREOF the parties have duly executed this agreement.

BARRINGTON SCIENCES INTERNATIONAL
CORPORATION, by its duly authorized signatory:

----------------------------------
Signature

----------------------------------
Name and Title

Financial Express Corporation, by its duly authorized signatory:

----------------------------------
Signature

Frank Baldwin,

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