SEATTLE--(BUSINESS WIRE)--ZymoGenetics, Inc. (NASDAQ:ZGEN) today reported its financial results for the quarter ended March 31, 2010. For the first quarter of 2010, the company’s net loss declined to $2.4 million, or $0.03 per share, an improvement from the $18.1 million, or $0.26 per share, reported for the first quarter of 2009. The decreased loss resulted from higher revenues as well as lower operating expenses.