Both the major Wall Street indices slipped on Friday on concerns about the impact of tightening credit on takeovers,the subprime mortgage industry and crude prices moving above $71 per barrel. While the Dow was down 14 points to 13,409, the Nasdaq Composite dropped five points to 2603.Indian ADRs largely declined on Friday. Infosys dropped over 2% to $50.38. Satyam and Wipro slipped over 1% each. Dr. Reddy's was marginally higher at $16.14.