Which of the following factors is involved in the homing of hematopoietic stem cells to the bone marrow niche?

A CXCL12 ✓
B SCF
C IL-3
D G-CSF

Explanation

CXCL12, also known as stromal cell-derived factor 1 (SDF-1), plays a crucial role in the homing of hematopoietic stem cells to the bone marrow niche by interacting with its receptor CXCR4 on the surface of hematopoietic stem cells.

Source

Research studies on hematopoietic stem cell homing
Hematology Hematology: Hematopoiesis Hematology: Hematopoiesis Medium MEDICAL Confidence: high