Which of the following proteins is involved in the regulation of hematopoietic stem cell quiescence?

A p53
B p21
C Bcl-2
D Mcl-1
The protein p21 is involved in the regulation of hematopoietic stem cell quiescence, helping to maintain their dormant state and prevent excessive proliferation.
Cell Stem Cell journal
Hematology Hematology: Hematopoiesis Hematology: Hematopoiesis Hard MEDICAL Confidence: medium