At No. 7 Arizona 73, Stanford 66: Mark Lyons scored a season-high 25 points and led a key stretch in the second half, helping the No. 7 Wildcats (20-2 overall, 9-2 Pacific-12) hold off the Cardinal (14-9, 5-5).
Solomon Hill added 23 points and Angelo Chol gave Arizona a lift grabbing eight rebounds.
At Oregon State 82, Utah 64: Roberto Nelson had 26 points and five rebounds, and the Beavers (12-11, 2- Pacific-12) pulled away from the Utes (10-12, 2-8) in the second half.
Joe Burton added 17 points, seven rebounds and 10 assists for Oregon State, which recorded its highest point total in a conference game this season.