EXHIBIT 23.3


                       CONSENT OF INDEPENDENT ACCOUNTANTS


         We hereby consent to the incorporation by reference in the Registration
Statements on Form S-3 (Nos. 333-33857, 333-34773, 333-39415, 333-43222,
333-45397, 333-52941, 333-55086, 333-58401, 333-95373) and in the Registration
Statements on Form S-8 (Nos. 333-22197, 333-42024, 333-62389,333-102181) of
CombiMatrix Group of our report dated March 26, 2003 relating to the financial
statements, which appears in this Form 10-K.






/s/ PricewaterhouseCoopers LLP
Los Angeles, California
March 2, 2004