REDWOOD CITY, Calif.--(BUSINESS WIRE)--Maxygen, Inc. (Nasdaq:MAXY) will host a conference call to discuss the company’s first quarter 2008 financial results at 11:30 a.m. ET (8:30 a.m. PT) on Tuesday, May 6, 2008. Russell Howard, Maxygen’s chief executive officer, will host the call. A press release announcing Maxygen’s first quarter 2008 financial results will be issued earlier that same day at approximately 9:00 a.m. ET (6:00 a.m. PT).