spleen

UBERON:0002106 · lien

Lymphoid organ filtering blood, recycling erythrocyte iron and mounting immune responses to blood-borne antigen.

Where it sits

• part of circulatory system
• part of immune system

Markers that report on it

• Platelet count stored by
  The spleen stores platelets, and an enlarged spleen can hold or remove too many, lowering the count.
• Ferritin stored by
  The spleen holds iron-storing ferritin and recycles iron from old red blood cells.