Hematopoietic progenitor subsets present in the UCB SP
| Immunophenotype . | UCB . | UCB SP . |
|---|---|---|
| CD34+ | 1.83% ± 0.88% | 11.7% ± 8.7% |
| CD34+CD38− | 0.23% ± 0.15% | 3.05% ± 2.9% |
| CD34−CD38− | 15.7% ± 6.3% | 37.6% ± 8.9% |
| Immunophenotype . | UCB . | UCB SP . |
|---|---|---|
| CD34+ | 1.83% ± 0.88% | 11.7% ± 8.7% |
| CD34+CD38− | 0.23% ± 0.15% | 3.05% ± 2.9% |
| CD34−CD38− | 15.7% ± 6.3% | 37.6% ± 8.9% |
The UCB SP was analyzed by flow cytometry for the expression of CD34 and CD38 (n = 10). For these studies, the SP region was defined as 0.047% ± 0.011% of the UCB.
UCB indicates umbilical cord blood; SP, side population.