Rule 2.10 Announcement

Oxford Biomedica PLC
20 January 2005



NOT FOR RELEASE, PUBLICATION, OR DISTRIBUTION IN OR INTO THE UNITED
STATES OF AMERICA, CANADA, AUSTRALIA OR JAPAN

Oxford BioMedica plc
20 January 2005

Rule 2.10 Announcement - Relevant Securities in Issue

In accordance with Rule 2.10 of the City Code on Takeovers and Mergers,
Oxford BioMedica plc confirms that, as at close of business on
19 January 2005, it had in issue 372,094,163 ordinary shares of 1p pence each
('Oxford BioMedica Shares').

The International Securities Identification Number for the Oxford BioMedica 
Shares is GB0006648157.

Enquiries:

Andrew Wood, Chief Financial Officer
Telephone: [phone]


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