Pre-close Trading Update

microgen

www.microgen.com

10 January 2011

PRE-CLOSE TRADING UPDATE

Microgen plc ('Microgen' or 'the Group') provides a pre-close trading update for the year ended 31 December 2010.

The performance of the Group has continued to be strong and ahead of the Board's expectations. As a result, the Board now anticipate, subject to audit, to report revenue in excess of £33 million and operating profit before intangible amortisation and exceptional items in excess of £8 million. Growth in the revenue of the Microgen Aptitude Solutions Division in 2010 was in excess of 40%. The Group's gross cash balance at 31 December 2010 was £25.4 million and net funds of £23.5 million, after returning £6.2 million to shareholders via the tender offer which completed in September.

The Board anticipate issuing the preliminary results in late February.

Contacts

Martyn Ratcliffe, Chairman 01252-772300

David Sherriff, Chief Operating Officer

Philip Wood, Group Finance Director

James Melville-Ross, Financial Dynamics 020-7831-3113

Haya Herbert-Burns, Financial Dynamics