TABLE 2.

Fertility assessment

Mice	Avg. no. of litters			Vaginal pluga
	1	2	3
AF5q31+/+	10 ± 0	6.5 ± 0.5	8.5 ± 0.5	+
AF5q31+/−	9 ± 1.0	7.5 ± 0.5	7 ± 0	+
AF5q31−/−	0	0	0	±

^a+, always gave vaginal plugs; ±, some gave vaginal plugs and some did not.