Genotypes of offspring at P10 from intercrosses of Hand1loxP/loxP to αMHC::Cre;Hand1lacZ/+ mice
.
KO/+
.
Cardiac KO/KO
.
+/+
.
Cardiac KO/+
.
Number
56
7
66
51
Percent
31
4
37
28
.
KO/+
.
Cardiac KO/KO
.
+/+
.
Cardiac KO/+
.
Number
56
7
66
51
Percent
31
4
37
28
The Hand1loxP/lacZ genotype is referred to as KO/+, and this genotype with the αMHC::Cre transgene as cardiac KO/KO. Mice heterozygous for the Hand1loxP allele are referred to as +/+, and this genotype with the αMHC::Cre transgene as cardiac KO/+.