Fig. 2.

A, C, Mean amount of time that female WT, HET, and ArKO mice spent sniffing nonvolatile olfactory cues when given a choice between soiled bedding from intact males and that from estrous females in a Y-maze. B, D, Total amount of time spent sniffing nonvolatile odors. A, B, Results when subjects were treated with testosterone. C, D, Results when the same subjects were treated with estradiol. Means with different letters above them are significantly different from each other by post hoc comparisons.