Notifiable Interests

microgen

Information Management Solutions

www.microgen.co.uk

20 February 2003

Microgen plc

Notifiable Interests

The Company was notified today, that under Sections 198-202 of the Companies
Act 1985, Schroder Investment Management Limited is interested in 7,341,905
Ordinary Shares representing 12.57% of the issued share capital.

The shares are registered in the name of:

No. of shares

Schroder Unit Trusts Limited (SUTL) 6,649,187

Imperial Pensions Nominees Limited 192,718

Nortrust Nominees Ltd 500,00

If you require further information please contact:

G.E. Liddle, Company Secretary [phone]