Quidel to Hold First Quarter 2011 Financial Results Conference Call on April 28, 2011

SAN DIEGO, CA--(Marketwire - Apr 15, 2011) - Quidel Corporation (NASDAQ: QDEL), a leading provider of rapid diagnostic testing solutions, will release first quarter 2011 financial results after market close on Thursday, April 28, 2011.

Following the release of results, Douglas Bryant, president and chief executive officer, and John M. Radak, chief financial officer, will host an investment community conference call beginning at 5:00 p.m. Eastern Time (2:00 p.m. Pacific Time) to discuss those results and to answer questions. During the presentation, the company will discuss business and financial developments and trends. The company's statements may contain or constitute material information that has not been previously disclosed.

To participate in the live call by telephone from the U.S., dial 800.591.6945, or from outside the U.S. dial 617.614.4911, and enter the pass code 49495823.

A live webcast of the call can be accessed at