Biocompatibles International PLC (UK): Scheme of Arrangement
Changes In FTSE Indices

24 January 2011

Following the court sanctioning the scheme of arrangement in relation to the acquisition of Biocompatibles International PLC (UK) by BTG PLC (UK), FTSE announces the following changes:

INDEX	CHANGE	EFFECTIVE FROM START OF TRADING
FTSE techMARK All-Share	Biocompatibles International (UK B0L2JD0) will be deleted.	31 January 2011
FTSE techMARK mediscience	Biocompatibles International will be deleted.	31 January 2011

Please note: The last day of trading for Biocompatibles International is expected to be 26 January 2011 therefore it will remain in the index on 27 January 2011 and 28 January 2011 based on its last trade price.

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