Understanding Immature Granulocytes and Their Role in the Body Granulocytes are a vital component of the body’s immune system, playing a crucial role in fighting infections and maintaining overall health. These white blood cells (WBCs) are produced in the bone marrow, including neutrophils, eosinophils, and basophils. Immature granulocytes (IGs) are the precursors of these mature white blood cells. They are …