Notifiable Interests

microgen

Information Management Solutions

www.microgen.co.uk

15 July 2004

Microgen plc

Notifiable Interests

The Company was notified on the 14th July 2004 that under Sections 198-202 of
the Companies Act 1985, Eagle Investment Trust plc is interested in 3,039,864
Ordinary Shares representing 3.5% of the issued share capital.

The shares are registered in the name of:

No. of shares

HSBC Global Custody Nominees Limited A/C EAGLET - 866379 3,039,864

If you require further information please contact:

G.E. Liddle, Company Secretary [phone]