Table 1. Mendelian inheritance of the mutant Lmnb1 allele (Δ) in intercrosses of heterozygous mutant mice
Age of embryos, dpc Lmnb1+/+Lmnb1+/ΔLmnb1Δ/Δ
14.5 13 21 12
16.5 4 11 4
18.5 14 33 14