The Sensex which gained over 92 points in early trade lost marginally and was trading 32 points up at 17, 458 a short while ago.All sectoral indices, led by metal, realty and auto, were trading in positive zone with gains of up to 0.84 per cent.On the similar lines, the wide-based National Stock Exchange Nifty index was trading up by 13 points, to 5,301.In Asia, Hong Kong's Hang Seng Index was up 0.50 per cent, while Japan's Nikkei Index rose by 0.70 per cent in morning trade.In the US, the Dow Jones Industrial Average closed 0.56per cent higher.