Al Goldis, Associated Press
Purdue's Lewis Jackson (23) puts up a layup against Michigan State's Travis Trice (20) during the during the first half of an NCAA college basketball game, Saturday, Jan. 21, 2012, in East Lansing, Mich.

EAST LANSING, Mich. — Freshman Branden Dawson scored a season-high 14 points to help No. 9 Michigan State pull away and beat Purdue 83-58 Saturday.

The Spartans (16-4, 5-2 Big Ten) moved into a tie atop the conference by stopping their second two-game skid this season.

The Boilermakers (14-6, 4-3) have lost three of their last five games.

Michigan State went ahead on Brandon Wood's 3-pointer with five-plus minutes left in the first half and didn't give up the lead.