just wondering if anyone has every used ZAP cDNA cloning kits from Stratagene...would kindly appreciate input as to their success rate in building cDNA libraries. thanx a million Fan Dong fd at gpu.srv.ualberta.ca ************************ Fan Dong Dept. of Biochemistry Univ. of Alberta HMRC, Rm 162 Edmonton, AB T6G 2S3 Canada FAX: 492-6361