Table 1 Blastocyst injection and germline transmission of ESCs.

From: Blastocyst complementation using Prdm14-deficient rats enables efficient germline transmission and generation of functional mouse spermatids in rats

Donor PSC

Prdm14 genotype in host embryo

No. (%) of injected embryos

No. (%) of pups

No. of live sex-matched chimeras

Cell type

Genotype

Gender

Transferred

Full-term

Analyzed

Chimeras

Analyzed

KO

GT

Rat ESC

Rosa26tdTomato/tdTomato

XY

KO or Hetero

65

33 (51)

31

24 (77)

14

3

2

Rat ESC

Rosa26tdTomato/tdTomato

XX

KO or Hetero

78

30 (38)

30

15 (50)

9

4

3

Rat ESC

Pax2/Pax8 KO

XY

KO or Hetero

173

69 (40)

67

33 (49)

17

9

9

Rat ESC

Pax2/Pax8 KO

XX

KO or Hetero

254

126 (50)

126

37 (29)

15

12

5b

Rat ESC

MAC

XY

WT or Heteroa

218

132 (61)

132

112 (85)

53

–

0

Rat ESC

MAC

XY

KO or Hetero

22

18 (82)

18

16 (89)

7

5

5

Mouse ESC

Blimp1Tg(BAC-mEGFP)/+/CAG-nmScarlet

XY

KO or Hetero

32

17 (53)

17

9 (53)

6

3

2

Mouse iPSC

CAG-EGFP

XY

KO or Hetero

44

17 (39)

17

9 (53)

6

2

2

  1. aWildtype or Prdm14-H2BVenus negative (Prdm14mut/+ or Prdm14+/+) blastocysts were used as the control experiments.
  2. bWe tested 5 out of 12 Prdm14HV/mutĀ (KO) chimeras for the germline transmission.