Selective buying at lower levels has seen the Sensex pare losses, and is now down 57 points at 6,422.Infosys continues to trade on a weak note, and is now down 1.7% (Rs 36) at Rs 2,091. Satyam has declined Rs 9 to Rs 403, and Wipro is down Rs 12 at Rs 656.Reliance is still down Rs 8 at Rs 549. SBI is steady at Rs 646 - down Rs 7.Bajaj is up 1.5% (Rs 16) to Rs 1,069. Hero Honda is still down Rs 10 at Rs 525. Marui has declined 2% (Rs 8) to Rs 404. HDFC Bank is now up 2% (Rs 13) at Rs 560. BHEL is up Rs 7 at Rs 785.Ranbaxy has moved up 1% (Rs 11) to Rs 988. Dr. Reddy's, Gujarat Ambuja and Tisco have moved into positive zones.