WALTHAM, Mass.--(BUSINESS WIRE)--Repligen Corporation (NASDAQ: RGEN) today reported results for the fourth quarter and fiscal year 2011, ended March 31, 2011. Total revenue for the year was $27,291,000 compared to total revenue of $20,971,000 for fiscal year 2010 ended March 31, 2010, an increase of 30%. Bioprocessing product revenue was $14,961,000, a 45% increase over the prior year and royalty and other revenue was $12,330,000, an increase of 16% over the prior year. Research and development expenses were $12,529,000 compared to $14,160,000 for the prior year. Selling, general and administrative expenses were $8,019,000 compared to $7,072,000 in fiscal year 2010.