cap risers following a positive statement from Irish oil firm Tullow . Its shares rose 0.7 percent, lifted by news natural gas production from its Munro field development had started and as Soco International announced it had won a new license in the Republic of Congo. The positive sentiment spread through the rest of the sector, with Burren Energy up 1.5 percent and both Dana Petroleum and Paladin Resources up 0.4 percent each. But on the downside shares in Davis Service Group , which washes sheets for hospitals, among other activities, fell 1.3 percent, knocked by concern over falling margins, dealers said. --SP 1113 Local Time 0813 GMT