Quarterback Dillon Gabriel threw for a touchdown and ran for another and Jordan James rushed for a touchdown as part of his 117 yards, leading No. 1 Oregon to a 38-17 win over Michigan in Ann Arbor, Mich., on Saturday.Noah Whittington added two rushing touchdowns for the Ducks (9-0 overall, 6-0 in Big Ten), as Oregon built an 18-point lead at halftime and remained in control in the second half. The Ducks lost top wide receiver Tez Johnson to an upper body injury early in the game, and a fumble on special teams led to Michigan’s first touchdown. But Oregon overcame those and dominated on both sides of the ball.Oregon is 9-0 to open the season for the first time since 2012 and third time in program history. The Ducks improved to 8-1 in games as the country’s top-ranked team.Oregon scored four touchdowns on five first-half possessions, the last of the four on Gabriel’s 23-yard touchdown run. The Ducks’ first touchdown appeared to be an incomplete two-yard pass to Evan Stewart, but the play was not reviewed.Gabriel, a Heisman Trophy contender, completed 22 of 34 pass attempts for 294 yards.Davis Warren was 13-of-23 for 165 yards with two touchdown passes for Michigan (5-4, 3-3). His six-yard touchdown pass to Peyton O’Leary on third-and-goal midway through the third quarter made it 28-17.