TRANXENOGEN INC. INTERIM RESULTS ANNOUNCEMENT DATE TranXenoGen, Inc. will be announcing interim figures for the six months to June 2001 on Friday 7th September 2001. There will be a presentation to analysts at 11.00am on that day at College Hill, 78 Cannon Street, London, EC4N 6HH. 30 July 2001 ENQUIRIES: College Hill Tel: 020 7457 2020 Nicholas Nelson Michael Padley