Pygo2 +/+   Pygo2 +/-   Pygo2 -/-
Sample size  6  14  10
Observed phenotypes
 Average weight (g)  1.36  1.33  0.97 *
 Cleft palate  0  0  6
 Exencephaly  0  0  2
 Lens defect  0  0  10
 Reabsorption/in utero death  0  0  2