Date: Thu, 22 Jan 2004 16:02:06 +0530 From: Krishnan Does any one have a duplicate copy of the following journal? We have this as missing in our collection. Please reply directly Nature Biotechnology, 20(5), 2002 Thanks Dr. S. Krishnan Head, Information Division National Chemical Lab, PUNE 411008, INDIA e-mail: krish@ems.ncl.res.in http://www.ncl-india.org