SAN DIEGO--(BUSINESS WIRE)--Nanogen, Inc. (Nasdaq:NGEN) today announced that it is evaluating strategic alternatives for its microarray business as part of an aggressive plan to achieve profitability. The microarray business includes the company’s NanoChip instrument system and related multiplexed reagents and consumables. The company has retained Credit Suisse to assist in the evaluation of alternatives which may include a sale, partnering or closure of the array business. The company expects to complete its evaluation of strategic alternatives within sixty to ninety days.