HERCULES, Calif., February 1, 2008 – Bio-Rad Laboratories, Inc. (AMEX: BIO and BIOb), a multinational manufacturer and distributor of life science research and clinical diagnostic products, announced today the availability of a six-page brochure (bulletin 5635) that described the process used by its ProteoMiner® protein enrichment technology to concentrate and enrich low- and medium-abundance proteins that are undetectable through traditional methods.