The Sensex has rebounded into the positive zone and is now up two points at 14,510.Larsen & Toubro has soared 4.5% to Rs 1,940. Ranbaxy has surged 2% to Rs 398 on the back of Lipitor win case against Pfizer in Norway. Cipla has gained 1.5% at Rs 222, and BHEL has added 1% to Rs 2,890.ITC has slipped 2.3% to Rs 161, and HDFC Bank has dropped 1.3% to Rs 1,131.