MUKILTEO, Wash., March 3, 2010 (GLOBE NEWSWIRE) -- CombiMatrix Corporation (Nasdaq:CBMX) announced today that it has fully repaid the secured convertible debenture held by YA Global Investments, L.P., which had an original principal amount of $10.0 million. As a result of retiring this debt, the potentially dilutive reserve of approximately 1.1 million shares of common stock that could have been issued from conversion of the remaining debt was also retired.