LONDON May 7 (Reuters) - Britain's FTSE 100 index is seen opening down 19 to 22 points, or 0.3 percent lower on Wednesday, according to financial bookmakers. For more on the factors affecting European stocks, please click on
* Mounting concerns over Ukraine slipping into civil war are likely to take their toll on investor risk appetite. Both sides have been burying their dead, with supporters of Russia and of a united Ukraine accusing each other of tearing the country apart.
* Expansion in China's services industry slowed slightly in April, with employment growth slipping to a seven-month low, a private survey showed, adding to an increasingly cloudy outlook for the world's second-largest economy.
* The UK blue chip index closed down 23.86 points, or 0.4 percent, at 6,798.56 points on Tuesday, knocked by weak corporate earnings, after hitting 6,838.17 on Friday, its highest level since late February.
* Stocks trading without the attraction of their latest dividend, namely Bunzl, BP, Wm Morrison, Rexam, and Unilever will knock 6.8 points off the index on Wednesday.
* UK CORPORATE DIARY:
BAE SYSTEMS holds its annual general meeting
EXPERIAN reports full-year results
EASYJET issues traffic figures
G4S issues a trading update
GLAXOSMITHKLINE holds its annual general meeting
HSBC HOLDINGS issues a trading update
IMPERIAL TOBACCO GROUP reports first-half results
INMARSAT reports first-quarter results
LEGAL & GENERAL GROUP issues a trading update
MEGGITT issues a trading update
RECKITT BENCKISER holds its annual general meeting
J SAINSBURY reports full-year results
TODAY'S UK PAPERS
> Financial Times
> Other business headlines Multimedia versions of Reuters Top News are now available for: * 3000 Xtra : visit topnews.session.rservices.com * BridgeStation: view story .134 For more information on Top News visit topnews.reuters.com (Reporting by Tricia Wright; Editing by Francesco Canepa)