AMENDINGAGREEMENT #1

Exhibit 10.30.2

REF : C2007-034

AMENDING AGREEMENT #1

THIS AMENDING AGREEMENT is effective as of May 26, 2008 (hereinafter referred to as “Effective Date”) and is made:

WHEREAS the Parties entered into a Purchase Agreement for Fractionation Services and Commercial Products made as of the lst day of April, 2008 (the “Purchase Agreement”);

WHEREAS the Parties desire to amend the Purchase Agreement in order to modify the Testing Services fee and the price per unit of measure for GamaSTANMC S/D.

NOW, THEREFORE, in consideration of the mutual covenants and premises contained in this Amending Agreement, the Parties agree as follows:

1.  The revised fee for B19 Testing Services shall be [***] $US per sample commencing April 1, 2008.

***   CONFIDENTIAL TREATMENT REQUESTED

REF: C2007-034

2.   The revised price for GamaSTANMC S/D shall be [***] $US per mL commencing April 1, 2008.

Except as noted above, aall other covenants, terms, and conditions contained in the Purchase Agreement shall remained unchanged.

IN WITNESS WHEREOF the Parties have caused this Amending Agreement to be executed by their duly authorized officers, as of the date first written above.

***   CONFIDENTIAL TREATMENT REQUESTED