Indian indices opened on a positive note on March 28 with Nifty at 22,200.The Sensex was up 167.16 points or 0.23 percent at 73,163.47, and the Nifty was up 54.30 points or 0.25 percent at 22,178.00. About 1599 shares advanced, 534 shares declined, and 106 shares unchanged. Power Grid Corp, Dr Reddy’s Labs, Wipro, Bajaj Finserv and HDFC Life were among major gainers on the Nifty, while losers were Apollo Hospitals, Bajaj Auto, Titan Company, M&M and Britannia Industries.