Assertion: bone marrow | /r/MadeOf | stem cells
Facets:
Source sentences:
text: The notion that the bone marrow contains stem cells is not new.
text: It contains stem cells that develop into red and white blood cells and platelets.
text: It also contains stem cells that can develop into red blood cells, white blood cells or platelets.
text: Yellow bone marrow is a fatty tissue which contains stem cells that produce fat, cartilage, and bone.