Myelocyte

In this maturation stage the separation into the 3 different subpopulations of granulocytes occurs by development of specific granulation for each (secondary granulation).
Cell description:
Size: 10-18 µm
Nucleus: oval or slightly indented with variable degree of chromatin clumping, nucleoli usually not apparent
Cytoplasm: acidophilic neutrophil: primary azurophilic and secondary neutrophilic granules