Oregon quarterback Masoli injured, Harper takes over

EUGENE, Ore. -- Oregon quarterback Jeremiah Masoli suffered a reported concussion during the first half and did not return in a 37-32 loss to Boise State on Saturday.

A sophomore transfer, Masoli was replaced by true freshman Chris Harper and did not return after completing 3 of 4 passes for 27 yards.

Masoli appeared on the sidelines in the second half wearing his jersey with shorts.

Information from ESPN.com's Graham Watson and The Associated Press was used in this report.