Ladies and Gentlemen:

I am the Senior Vice President, Finance of SangStat Medical Corporation (the "Registrant"). Pursuant to Rule 477 of the Securities Act of 1933, as amended, I hereby request that the Registration Statement on Form S-8 (File No. 333-89264), be withdrawn from further consideration by the Commission as the Registration Statement was inadvertently filed in error. No securities were sold in connection with this Registration Statement.