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Table 1 Number of E1.5 and E2.5 embryos derived from wild-type (WT) and Ago2-deficient (KO) oocytes.

From: Essential role for Argonaute2 protein in mouse oogenesis

 

Litters

Non-divided

2-cell

8-cell

Fragmented

E1.5 (WT)

5

1

44 (83%)

-

8

E1.5 (KO)

21

87

9 (5%)

-

80

E2.5 (WT)

2

0

0

12 (100%)

0

E2.5 (KO)

2

2

0

0 (0%)

8

  1. Embryos were isolated from the oviducts of wild-type and Ago2 conditional knockout females one day (E1.5) or two days (E2.5) after plugged by wild-type males.