Ally Disterhoft scored 21 points and No. 16 Iowa withstood a second-half surge to hold off Ohio State 73-65 on Thursday.

Bethany Doolittle scored 19 points with 13 rebounds and five blocked shots for Iowa (17-4, 8-2 Big Ten).

Iowa used a 21-2 run early in the first half — with 10 points from Whitney Jennings — to roll up a 41-29 lead at the break.

The Buckeyes chipped away at the lead throughout the second half, drawing to within one point on two occasions. But Iowa responded both times, and a 7-0 spurt late made the lead unassailable in the waning moments.

Melissa Dixon added 13 points with three 3-pointers for Iowa while Jennings finished with 12.

Alexa Hart had 14 points for Ohio State (15-8, 7-4) to lead four in double figures.