Mumbai:Taking a cue from global markets, the key Indian equity market indices opened in green on Thursday. The Sensitive Index (Sensex) of the BSE, which had closed at 28,005.37 points on Wednesday, opened higher at 28,077.64. Minutes into trading, it was quoting at 28,136.63 points, up 131.26 points, or 0.46 per cent. At the National Stock Exchange (NSE), the broader 51-scrip Nify, which had closed at 8,624.05 points, was trading at 8,658.35 points, up 34.20 points or 0.40 per cent. On Wednesday, the Sensex was down 59.24 points or 0.21 per cent at the closing but it touched a high of 28,174.30 points and a low of 27,960.14 points during the intra-day trade. The Nifty too fell by 18.50 points or 0.21 per cent . Negative global cues, along with profit booking, subdued the Indian equity markets on Wednesday. Global markets remained positive after minutes of the US Federal Reserve's latest meeting revealed policymakers were in no hurry to raise interest rates. Asian stocks were up and overnight US stocks closed slightly higher.