Table 1 Percentage (Mean ± SD) of BrdU⁺ cells in each subset of fetal thymocytes

wt Adult

NC

8

2.04 ± 0.53^*

15.83 ± 1.73^*

15.38 ± 3.36^*

34.73 ± 11.43

6.07 ± 1.19^*

18.4 ± 5.14^*

wt Fetal

42.72 ± 3.88

23

18.05 ± 8.67

20.99 ± 10.66

22.82 ± 8.33

41.78 ± 14.87

19.05 ± 8.12

27.6 ± 8.79

Pax1 ^+/-

32.14 ± 2.15

22

14.86 ± 8.97

19.12 ± 6.985

16.70 ± 5.47

35.32 ± 14.82

20.80 ± 10.0

24.3 ± 7.38

Hoxa3 ^+/-

29.25 ± 3.43

13

18.06 ± 9.20

22.87 ± 11.45

19.14 ± 8.73

29.89 ± 15.17

17.02 ± 10.04

21.2 ± 7.23

Pax1 ^-/-

22.38 ± 4.98

4

18.97 ± 11.50

21.67 ± 4.10

26.31 ± 7.35

45.59 ± 16.90

28.61 ± 9.46

24.8 ± 9.05

Hoxa3 ^+/- Pax1 ^-/-

7.96 ± 1.12

6

19.58 ± 8.52

25.28 ± 5.55

22.79 ± 4.56

44.87 ± 14.15

35.37 ± 6.41⁴

25.8 ± 6.54

RAG ^null

UC

14

16.57 ± 3.12

37.70 ± 7.89^**

14.33 ± 3.16^**

-

-

11.2 ± 3.3^**