HERCULES, Calif., March 27, 2008 – Bio-Rad Laboratories, Inc. (AMEX: BIO and BIOb), a multinational manufacturer and distributor of life science research and clinical diagnostic products, today announced the availability of a new technical note (number 5686) entitled “Optimization of Electroporation Conditions for Jurkat Cells Using the Gene Pulser MXcell™ Electroporation System”, which offers a comparative study of gene transfer methods.