By Regina Hing
NEW YORK (MarketWatch) - Treasury prices stayed down Wednesday after the Institute for Supply Management said July's manufacturing index rose to 49.8% from 49.7% in June. Economists polled by MarketWatch projected the manufacturing gauge to rise to 50.2%. Yields on 10-year 10_YEAR +2.92% notes, which move inversely to prices, rose 4 basis points to 1.51%. Treasurys had been lower before the ISM report following a better-than-expected private-sector employment data from ADP.