For many years, scientists assumed that blood production took place in the bone marrow. But now, researchers at UC San Francisco are showing it’s also happening in the lungs. They found hematopoietic ...

It is mainly made of water and is pale yellow so is often called ... in each drop of blood. Like red and white blood cells, platelets are made in bone marrow.

Healthy bone marrow constantly supports your bone renewal and produces red blood cells (RBCs), white blood cells (WBCs), and platelets. Diseases that affect bone marrow include leukemia ...