Invitation to attend the Annual General Meeting of Tripep AB

The Annual General Meeting will be held on 6 April 2005 at 6 p.m. at the Strindbergssalen, Berns Conference Facility, Berzelii Park, Stockholm, Sweden. In addition to the customary issues, the Annual General Meeting will consider the following: · Authorisation to resolve on the transfer of the remaining 250,000 treasury shares · Limits for share capital in the Articles of Association are extended · Option plans: Thomas Lynch will receive 250,000 and William Powderly 60,000 options. The options will run for three years and have a subscription price of 250% of current quoted price · Re-election of Nomination Committee The Invitation to Attend is attached to this press release and is published in Swedish national daily newspaper Svenska Dagbladet and the Swedish Official Gazette on 9 March 2005. The Annual Report for 2004 will be distributed to all shareholders by mail from 23 March 2005 onwards, and simultaneously uploaded to the company’s website, www.tripep.se. For more information, please contact: Jan Nilsson, CEO, Tripep AB Tel: +46 8 449 84 80, mobile phone: +46 70 466 31 63 E-mail: jan.nilsson@tripep.se Anders Vahlne, Head of Research, Tripep AB Tel: +46 8 5858 1313, mobile phone: +46 709 28 05 28 E-mail: anders.vahlne@labmed.ki.se