WILMINGTON, Mass.--(BUSINESS WIRE)--Charles River Laboratories International, Inc. (NYSE:CRL) today reaffirmed its previously announced guidance for 2007 and provided guidance for 2008. 2007 Guidance Reaffirmed For 2007, Charles River is maintaining its previously announced sales growth guidance in a range of 14-16%, which includes approximately 5% related to the acquisition of Northwest Kinetics in October 2006 and foreign exchange. GAAP earnings per diluted share from continuing operations are expected to be in a range of $2.22 to $2.25, and non-GAAP earnings per diluted share from continuing operations in a range of $2.56 to $2.59. A reconciliation of 2007 GAAP to non-GAAP earnings per diluted share is as follows: