SAN DIEGO--(BUSINESS WIRE)--Nanogen, Inc. (Nasdaq:NGEN), developer of advanced diagnostic products, will host a conference call on Tuesday, February 20, 2007 at 4:30 p.m. Eastern (1:30 p.m. Pacific) to discuss 2006 fourth quarter financial results. The financial results press release will be issued at close of market on February 20. Interested investors and others may participate in the conference call by dialing 877-407-9205 for US/Canada participants and 201-689-8054 for international participants.