For Immediate Release 19 August 2011ASTERAND PLC

(‘Asterand’ or ‘the Company’) Notification of Interim Results Date: Wednesday 31 August 2011

Asterand plc (“Asterand” or the “Group” – LSE: ATD), a leading supplier of human tissue based solutions to pharmaceutical and biotechnology companies engaged in drug discovery research will announce its Interim Results for the period ended 30 June 2011, on Wednesday 31 August 2011.

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Contacts: Asterand plc

Jack Davis, Chairman and Interim Chief Executive Officer Tel: + 44 (0) 1763 211 600 / + 1 (313) 263-0960

John Stchur, Chief Financial Officer As above

Buchanan Communications

Lisa Baderoon / Mark Court / Isabel Podda Tel: +44 (0) 20 7466 5000

Daniel Stewart & Company plc

Antony Legge Tel: +44 (0) 20 7776 6550

Martin Lampshire

About Asterand

Asterand plc is a leading supplier of high quality human tissue and tissue-based services. Our comprehensive approach to human tissue and research services offers pharmaceutical, biotech and diagnostic companies the unique opportunity to have one company meet all of their human biomaterial needs along the continuum of drug discovery and development. Our mission is to accelerate target discovery and compound validation and enable pharmaceutical and biotechnology companies to take safer and more effective drugs into the market. For more information about Asterand, go to www.asterand.com.