CONCORD, Calif.--(BUSINESS WIRE)--Cerus Corporation (NASDAQ:CERS) announced today that its fourth quarter and year end 2007 financial results will be released on Thursday, February 21, 2008 after the close of the market and that it will host a conference call and live webcast at 4:30 p.m. EST that afternoon. Management will discuss the company’s fourth quarter and year end 2007 results and provide an overview of the company.