Hello, Is there a way, through bioperl, to access the SAGE database http://www.ncbi.nlm.nih.gov/SAGE/SAGEcid.cgi for retrieving the tag per million of a gene knowing its unigene number ? Looking forward to someone's reply, Giuseppe Torelli Stazione Zoologica 'Anton Dohrn' Laboratory of Molecular Evolution Villa Comunale - 80121 Napoli (Italy) Tel: 0039-081-5833290; Fax: 0039-081-7642725