Table 1.

The Postimplantation Development of Mouse-Cloned Embryos Derived from Different Cell Cycle Stages

Donor cell cycle	No. of transferred	No. of implanted (%)	No. of pups			No. of survival after 1 week
			Total	% from implanted	% from transferred	Total	% of born pups
G2	276	63 (23)	5	10	2.2	2	40
G1	189	30(16)	3	10	1.6	1	33
M phase	1062	265(25)	21	7	2	8	38