Which of the following genes is involved in the regulation of hematopoietic stem cell mobilization from the bone marrow niche?

A CXCR4
B CD44
C VLA-4
D SDF-1
CXCR4 is a chemokine receptor that plays a critical role in regulating the mobilization of hematopoietic stem cells (HSCs) from the bone marrow niche.
Blood Journal
Hematology Hematology: Hematopoiesis Hematology: Hematopoiesis Medium MEDICAL Confidence: high