LTIP Awards

ABCAM PLC

("Abcam" or "the Company")

Director/PDMR Dealings: LTIP

Cambridge, UK: Abcam plc (AIM: ABC), the rapidly growing bioscience company that markets antibodies via its own online catalogue, announces that on 2 December 2010 the Remuneration Committee granted the following conditional nil cost share awards at a price of 345 pence per ordinary share (the closing share price on 1 December 2010) to the Executive Directors and PDMRs of the Company under the Abcam plc Long-Term Incentive Plan (the "LTIP"):

The shares subject to these LTIP awards will be released in three years' time subject to continued employment and subject to the satisfaction of certain specific performance conditions based on:

·; the Company's Comparative Total Shareholder Return performance against a Comparator Group of companies; and

·; growth in Earnings per Share.

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About Abcam plc

Abcam is a producer and distributor of research-grade antibodies and related products, headquartered in Cambridge, United Kingdom, with US offices in Cambridge, Massachusetts, and San Francisco, California, and Far East offices in Tokyo and Hong Kong. Abcam was admitted to AIM in November 2005 and trades under the ticker symbol ABC. The Company produces and distributes its own and third-party products to academic and commercial users throughout the world. Product ordering is available through the Company's website www.abcam.com, where customers are also able to access up-to-date and detailed technical product data sheets. All products are sold under the Abcam brand name and the Company's vision is to build the world's largest online resource of high-quality and commercially viable antibodies. Abcam now has an online catalogue of over 68,000 products, most of which are antibodies, from over 250 suppliers and employs 270 staff.