EAST MILLSTONE, N.J.--(BUSINESS WIRE)--Life Sciences Research, Inc. (NYSE Arca: LSR) announced today that RiskMetrics Group (formerly Institutional Shareholder Services), a leading proxy advisory firm, has recommended that LSR stockholders vote “FOR” the approval of the merger of LSR and Lion Merger Corp. pursuant to the Agreement and Plan of Merger, dated as of July 8, 2009, among LSR, Lion Merger Corp. and Lion Holdings, Inc. at the upcoming special meeting of stockholders scheduled to be held on November 23, 2009. Lion Merger Corp. and Lion Holdings Inc. are companies controlled by LSR’s Chairman and CEO, Andrew Baker.