The progenitor cells respond to factors in their environment.
To date, the ideal progenitor cells have not been found or created.
Some progenitor cells were found during research, and were isolated.
But a number of problems still must be solved before doctors can use the progenitor cells to repair damaged brains.
It is found in some progenitor basal cells within complex epithelia.
Endothelial progenitor cells do not appear to play an essential role in wound healing.
For one thing, biologists must determine that human brains harbor a similar population of progenitor cells.
Hematopoietic progenitor cells are normally present in the blood at low levels.
It is expressed on the surface of many hematopoietic progenitor cells.
However, the origin of these progenitor cells varies between regenerating systems.
Słownik biologiczny