May 8 (Reuters) - Britain's FTSE 100 index is seen opening 13 points higher at 7,580on Tuesday, according to financial bookmakers. * VIRGIN MONEY: Virgin Money said on Monday it had received an all-stock takeoveroffer from rival CYBG Plc, a proposal that values the British lender at about 1.6billion pounds ($2.17 billion). * TAKEDA-SHIRE: Takeda Pharmaceutical is nearing an agreement to buy rivaldrugmaker Shire Plc, a deal which could be announced on Tuesday, the deadline set byU.K. regulators for Takeda to make a firm offer for Shire, Bloomberg reported, citing sources.https://bloom.bg/2I0D92e * SHELL: Royal Dutch Shell Plc's Shell Gas B.V. unit said on Monday it was sellingits entire stake in Canadian Natural Resources Ltd for $3.3 billion. * BP: Iraq's state-run North Oil Company signed an agreement with BP on Monday totriple output from the Kirkuk fields in the north of the country, Oil Minister Jabar al-Luaibisaid. * SKY: U.S. cable operator Comcast has formally notified the European Commissionof its intention to bid for Britain's pay-TV group Sky, starting the clock on a review,a regulatory source told Reuters on Monday. * GOLD: Gold prices remained subdued on Tuesday as the dollar held steady near its 2018 highon the relative strength of the U.S. economy. * OIL: Oil prices retreated from 3-1/2 year highs on Tuesday as investors waited on anannouncement by President Donald Trump on whether the United States will reimpose sanctions onIran. * The UK blue chip index closed 0.86 percent higher at 7,567.14 points on Friday, helped bystrong results from British Airways owner IAG, while HSBC joined French banks in reportingweaker profit which hit its shares. * For more on the factors affecting European stocks, please click on: cpurl://apps.cp./cms/?pageId=livemarkets * UK CORPORATE DIARY: Savills AGM Statement William Hill Trading Statement Anglo American AGM TODAY'S UK PAPERS > Financial Times > Other business headlines Multimedia versions of Reuters Top News are now available for: * 3000 Xtra : visit http://topnews.session.rservices.com * For Top News : http://topnews.reuters.com (Reporting by Justin George Varghese)