Will someone kindly send me a primer on this topic? * * * * * * * celebrating 10 years * * * * * * * * * John H. Collins, Ph.D. * * Professor * * Department of Molecular Biology and Biophysics * * Medical Biotechnology Center * * University of Maryland, Baltimore * * e-mail: collins at umbi.umd.edu * * * * * * * * * * * * at MBC * * * * * * * * * * *