bone marrow

UBERON:0002371 · medulla of bone, medulla ossea, medulla ossium, medullary bone

Hematopoietic tissue within bone producing erythrocytes, leukocytes and platelets.

Where it sits

• part of hematopoietic system
• part of musculoskeletal system

What it does, and what normal looks like

• Making red blood cells

Markers that report on it

• Hemoglobin synthesized by main
  Red blood cells, which contain hemoglobin, are made in the bone marrow.
• Erythrocyte count synthesized by main
  Red blood cells are made in the bone marrow.
• Leukocyte count synthesized by main
  White blood cells are made in the bone marrow.
• Platelet count synthesized by main
  Platelets are formed in the bone marrow, so a marrow problem can lower the count.
• Ferritin stored by
  Bone marrow macrophages store iron, and low blood ferritin tracks with low marrow iron.