All granulocytes develop from the [[Haematopoiesis - Overview#Colony Forming Units|CFU-GEMM]] cells.
All granulocytes develop from the [[Haematopoiesis - Overview#Colony Forming Units|CFU-GEMM]] cells.
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A left shift is seen when immature granulocytes are released due to increased tissue demands. These immature cells are predominantly band neutrophils although metamyelocytes and occasionally myelocytes may be seen. (NW)