. 1999 Aug 3;96(16):9142–9147. doi: 10.1073/pnas.96.16.9142

Table 1.

Genotype analysis of offspring from Ugcg heterozygous intercrosses

Age	Total	Genotype			Empty decidua
Age	Total	+/+	+/−	−/−	Empty decidua
E6.5	24	7	14	3	0
E7.5	88	17	49	22^*	0
E8.5	54	8	31	15^†	0
E9.5	101	27	46	0	28
Postnatal	134	48	86	0

Abnormally small.

^†

Remnant.