Table 2. Hematopoietic Progenitors in... | American Society of Hematology

Table 2.

Hematopoietic Progenitors in Yolk Sac and Fetal Liver

Source	Age	Genotype	Number of Embryos	Erythroid	Myeloid	Mixed
Yolk sac	E10.5	+/+	10	30 ± 14^*	179 ± 60	59 ± 43
		+/KI	10	0	5 ± 5	0
Fetal livers	E11.5	+/+	23	6 ± 6^†	61 ± 29	13 ± 13
		+/KI	9	0	4 ± 4	4 ± 4
	E12.5	+/+	7	9 ± 5	62 ± 36	12 ± 7
		+/KI	12	0	0	82 ± 53^‡
	E13.5	+/+	7	2 ± 1	61 ± 11	4 ± 3
		+/KI	3	0	0	37 ± 13

Source	Age	Genotype	Number of Embryos	Erythroid	Myeloid	Mixed
Yolk sac	E10.5	+/+	10	30 ± 14^*	179 ± 60	59 ± 43
		+/KI	10	0	5 ± 5	0
Fetal livers	E11.5	+/+	23	6 ± 6^†	61 ± 29	13 ± 13
		+/KI	9	0	4 ± 4	4 ± 4
	E12.5	+/+	7	9 ± 5	62 ± 36	12 ± 7
		+/KI	12	0	0	82 ± 53^‡
	E13.5	+/+	7	2 ± 1	61 ± 11	4 ± 3
		+/KI	3	0	0	37 ± 13

*Mean ± SD per yolk sac.

Mean ± SD per 10,000 fetal liver cells.

Abnormal colonies with dysplastic morphology.