From: Msx1 haploinsufficiency modifies the Pax9-deficient cardiovascular phenotype
Genotype
n
Absent 3rd PAA
Absent 4th PAA
Control
2
0/4
CD1-Pax9–/–
4
7/8
8/8
CD1-Pax9–/–;Msx1+/–
6a
4/12*
5/12*