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. 2002 Sep 19;3:12. doi: 10.1186/1471-2172-3-12

Table 1.

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

Group	Total Cell #(X10₅)	No.	CD44⁺ CD25^-	CD44⁺ CD25⁺	CD44^- CD25⁺	CD44^- CD25^-	CD4⁺ CD8⁺ CD3⁺	In All DN
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^**

* P < 0.01, significant differences between wild type fetal and adult.

** P < 0.01, significant differences with fetal wild type.

*** NC: not count.