The FTSE 100 index has opened lower, falling below the 5,200 level, as a revised GDP forecast for the US and slowing manufacturing growth in China saw markets slip.
The biggest faller on the FTSE 100 (at 0807 GMT) was engineer Meggitt, which saw share price drop by 3.8% to 358.3p.
Listed hedge fund Man Group dropped 3.4% to 132.7p, miner Xstrata slipped 2.6% to 864p, as both Rio Tinto and Vedanta Resources both dropped by 2% to 2,993.5p and 936p, respectively.
Specialist chemicals company Johnson Matthey was the strongest riser, with share price rising 0.8% to 1,784p (at 0805 GMT).
Consumer goods company Reckitt Benckiser grew by 0.7% to 3,192p, Imperial Tobacco Group increased by 0.4% to 2,255p and British American Tobacco was up 0.3% to 2,855.5p. Primark owner Associated British Foods rose 0.3% to 1,089p.
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