NORTHBROOK, Ill., Feb. 8, 2008 (PRIME NEWSWIRE) -- Nanosphere, Inc., (Nasdaq:NSPH), which develops, manufactures and markets advanced molecular diagnostics systems, will announce its results for the fourth quarter and full year of 2007 after the market close on Thursday, February 28, 2008. The company will also hold a live conference call and webcast for investors at 5:00 P.M., Eastern Standard Time.