Table 1. Summary of embryo transfer experiments.

	Early postimplantation (E6.5–E7.5)			E13.5		Live birth
	Transferred	Viable	Non-viable	Transferred	Recovered	Transferred	Recovered
Whole embryos
Control	45	32	0
Reversine	40	0	20
Chimeras
Control	107	57	0	34	20
1:1 Reversine	115	74	0	58	31	26	13
1:3 Reversine	53	11	14