DALLAS, July 5, 2011 (GLOBE NEWSWIRE) -- The Briscoe Law Firm, PLLC, founded by a former state prosecutor and enforcement attorney for the United States Securities and Exchange Commission, and the securities litigation law firm of Powers Taylor, LLP are investigating potential legal claims against the Board of Directors of Immucor, Inc. ("Immucor" or "BLUD") related to the sale of Immucor to TPG Capital.