Rutgers starting quarterback Gary Nova suffered an apparent knee injury late in the second quarter of Saturday's loss to Nebraska.
In the loss, Nova completed 8 of his 19 pass attempts for 156 yards with one touchdown and one interception.
Over eight games this season, Nova has thrown for 1,793 yards with 13 touchdowns and eight interceptions. The senior started 28 games over his previous three seasons.
Rutgers, which fell to 5-3 (1-3 Big Ten) with the loss, hosts Wisconsin next Saturday.