Nucleated Red Blood Cell

Cell description: 3 different stages of nucleated red blood cells are known: basophilic, polychromatic and orthochromatic
Size: around 10 µm
Nucleus: round with variable degree of chromatin condensation according to maturation, faint or absent nucleoli
Cytoplasm: bluish to pink (depending on maturation), no granules
Nucleus decreases in size as the cell matures