What is the significance of hypoxia-inducible factor 1 alpha (HIF1α) in hematopoietic stem cell niche?

A Regulation of oxygen levels in the bone marrow ✓
B Maintenance of quiescence in hematopoietic stem cells
C Promotion of angiogenesis in the bone marrow
D Regulation of inflammatory responses in the bone marrow

Explanation

HIF1α plays a crucial role in regulating oxygen levels in the bone marrow and is essential for maintaining the hypoxic environment that supports hematopoietic stem cell function.

Source

Nature journal
Hematology Hematology: Hematopoiesis Hematology: Hematopoiesis Hard MEDICAL Confidence: high