Exhibit 7.3

                           MATERIAL TRANSFER AGREEMENT
                    (HYPERTHYROIDISM DIAGNOSTIC ASSAY SYSTEM)

Effective  on  the  date  indicated below, NEXGEN BIOTECHNOLOGIES INC, having an
address  at  WONCHON-DONG  65-1,  YUSUNG-GU,  DAEJON  CITY,  KOREA,  305-370
(hereinafter the "PROVIDER") agrees to provide MATERIAL (as defined in paragraph
3) to GUARDIAN BIOTECHNOLOGIES INC having an address at IPW 110 GYMNASIUM PLACE,
SASKATOON,  SASKATCHEWAN,  CANADA, S7N 0W9 (hereinafter the "RECIPIENT") subject
to  the  following  conditions  and  terms:

     1.  DULY AUTHORIZED REPRESENTATIVES OF PROVIDER AND RECIPIENT ORGANIZATIONS

           PROVIDER  SCIENTIST                    DR.  SUN  LEE
                                                  CEO/PRESIDENT
                                                  NEXGEN  BIOTECHNOLOGIES  INC

           RECIPIENT  SCIENTIST:                  DR.  JAMES  MACPHERSON
                                                  GENERAL  MANAGER
                                                  GUARDIAN  BIOTECHNOLOGIES  INC

     2.   MATERIAL:  transformed  plant  material  containing  genes  for  human
          thyroid  stimulating  hormone  receptor.

     3.   PURPOSES:  The  development of a diagnostic screening system for human
          hyperthyroidism.

     4.   RESERVATION  OF  TITLE:  PROVIDER  retains  ownership  of  MATERIAL
          transferred to the RECIPIENT. The RECIPIENT acknowledges that MATERIAL
          is  or  may  be  the  subject  of  a  patent,  trademark, or any other
          proprietary  rights  of  PROVIDER.

     5.   SOLE  PURPOSE:  The  RECIPIENT  and its RECIPIENT SCIENTIST agree that
          MATERIAL  is to be used only at the RECIPIENT organization and only in
          the  RECIPIENT  laboratory under the direction of the RECIPIENTs agent
          or  others  working  under  his/her  direct  supervision  for the sole
          purpose  of  DEVELOPMENT  OF  A  HUMAN  HYPERTHYROIDISM  ASSAY SYSTEM.
          MATERIAL  will not be transferred to any third party without the prior
          written  consent  of  the  PROVIDER.  The  RECIPIENT and the RECIPIENT
          SCIENTIST  agree to refer to the PROVIDER any request for the MATERIAL
          from  anyone  other  than  those  persons  working under the RECIPIENT
          Scientist's  direct  supervision.

     6.   DISCLOSURE OF NEW INTELLECTUAL PROPERTY: The RECIPIENT is free to file
          patent  and  any  other  intellectual property application(s) claiming
          inventions  made  by  the  RECIPIENT  through  the use of the MATERIAL
          outlined  in  paragraph  5  but  agrees  to notify the PROVIDER before
          filing  a  patent  application and will work with the provider to file
          joint  applications.

     7.   NO  WARRANTY:  Any  MATERIAL  delivered  pursuant to this Agreement is
          understood  to  be  experimental  in  nature  and  may  have hazardous
          properties.  The  PROVIDER  MAKES  NO  REPRESENTATIONS  AND EXTENDS NO
          WARRANTIES  OF  ANY  KIND,  EITHER  EXPRESSED OR IMPLIED. THERE ARE NO



          EXPRESS  OR  IMPLIED  WARRANTIES  OF  MERCHANTABILITY OR FITNESS FOR A
          PARTICULAR  PURPOSE, OR THAT THE USE OF THE MATERIAL WILL NOT INFRINGE
          ANY  PATENT,  COPYRIGHT,  TRADEMARK,  OR  OTHER  PROPRIETARY  RIGHTS.

     8.   HOLD  HARMLESS:  Except to the extent prohibited by law, the RECIPIENT
          assumes  all  liability  for  damages,  which  may arise from its use,
          storage  or  disposal  of MATERIAL. The PROVIDER will not be liable to
          the  RECIPIENT for any loss, claim or demand made by the RECIPIENT, or
          made  against the RECIPIENT by any other party, due to or arising from
          the  use  of  the  MATERIAL  by  the  RECIPIENT.

     9.   COMPLIANCE  WITH  FEDERAL  REGULATIONS:  The  RECIPIENT  agrees to use
          MATERIAL  in  compliance with all applicable statutes and regulations,
          including  Public Health Services and or National Institutes of Health
          regulations  and  guidelines.

     10.  TERMS  OF  AGREEMENT: This Agreement will terminate on the earliest of
          the following dates: (a) when the MATERIAL becomes generally available
          from  third  parties,  for  example, though reagent catalogs or public
          depositories  or (b) on completion of the RECIPIENT'S current research
          with the MATERIAL, or (c) on thirty (30) days written notice by either
          party  to  the  other,  provided  that:

                    (i)  if  termination should occur under 10(a), the RECIPIENT
               shall  be  bound  to  the PROVIDER by the least restrictive terms
               applicable  to  the  MATERIAL  obtained  from  the then-available
               resources;  and

                    (ii)  if  termination  should  occur  under 10(b) above, the
               RECIPIENT will discontinue its use of the MATERIAL and will, upon
               direction  of  the  PROVIDER,  return  or  destroy  any remaining
               MATERIAL.

                    (iii)  in  the  event the PROVIDER terminates this Agreement
               under  10(c) other than for breach of this Agreement or for cause
               such  as  an  imminent  health  risk  or patent infringement, the
               PROVIDER  will  defer  the  effective  date  of termination for a
               period  of  up  to  one year, upon request from the RECIPIENT, to
               permit  completion  of  research  in progress. Upon the effective
               date of termination, or if requested, the deferred effective date
               of  termination,  RECIPIENT  will  discontinue  its  use  of  the
               MATERIAL  and  will,  upon  direction  of the PROVIDER, return or
               destroy  any  remaining  MATERIAL.

     11.  COSTS: MATERIAL is provided at no cost during the initial test period.

     12.  APPLICABLE  LAW:  This Agreement is made under, and shall be construed
          according  to,  the  laws  South  Korea.

     13.  CONFIDENTIALITY:  Each  party agrees that all information disclosed by
          it  to  the  other party hereunder shall be deemed to be "Confidential
          Information". Not withstanding the foregoing, Confidential Information
          shall  not include information which (i) the recipient can demonstrate
          was  lawfully  in  its  position  prior  to  its first receipt of such
          information  or (ii) at the date hereof or hereafter becomes available
          to the public without breach by the recipient from third parties. Each
          party  agrees  to  treat such Confidential Information as confidential
          information  and  shall  take reasonable precautions to safeguard such
          information,  shall not use it for unauthorized purposes and shall not
          disclose  it  to  any third party without prior written consent of the
          party  from  whom  it  was  obtained.



     14.  LISENCE  AGREEMENTS:  Both  the  Provider  and Recipient organizations
          agree  to  negotiate  in good faith to develop a license agreement for
          the  distribution  of  a  hyperthyroidism  assay  test  kit should the
          research  be  successful.



EACH  OF  THE  PARTIES  has  caused  this  Agreement to be executed in duplicate
originals  by  their  duly  authorized  representative.

Signed  this  9th  day  of  February,  2003




/s/  Sun  Lee  /s/                /s/  James  Macpherson  /s/
- ------------------                ---------------------------
Dr.  Sun  Lee                     Dr.  James  Macpherson
CEO/President                     General  Manager
Nexgen  Biotechnologies  Inc.     Guardian  Biotechnologies  Inc
(Provider  Organization)          (Recipient  Organization)