Table 5. TPO Is Present in the... | American Society of Hematology

Table 5.

TPO Is Present in the Conditioned Media of Bone Marrow Stromal Cell Cultures

Sample No.	FBM		ABM
	CD34⁺	CD34⁻	CD34⁺	CD34⁻
1	104^5-150	11	65^5-150	35^5-150
2	4	13	20^5-150	13
3	11	8	16^5-150	15
4	7	11	15	35^5-150
5	20^5-150	16^5-150	26^5-150	20^5-150
6	11	40^5-150	19^5-150	27
Mean ± SD	26 ± 39	17 ± 12	27 ± 19	24 ± 10
Median	11	12	20	24

Sample No.	FBM		ABM
	CD34⁺	CD34⁻	CD34⁺	CD34⁻
1	104^5-150	11	65^5-150	35^5-150
2	4	13	20^5-150	13
3	11	8	16^5-150	15
4	7	11	15	35^5-150
5	20^5-150	16^5-150	26^5-150	20^5-150
6	11	40^5-150	19^5-150	27
Mean ± SD	26 ± 39	17 ± 12	27 ± 19	24 ± 10
Median	11	12	20	24

We used ELISA to quantify the amount of TPO protein secreted from fetal and adult bone marrow.

Samples with TPO content >16 pg/mL.