Table 1.

Characteristics of white blood cells⁴.

WBCs	% In blood	Nucleus	Cytoplasm	Size (μm)
Neutrophils	60%	It is divided into 2 to 5 segments and stains dark purple (multi-lobed)	It is pale pink to tan with pink-purple granules	12–16
Eosinophils	3%	It is blue and is divided into 2 segments	It is full of pale pink tan with large orange and red granules	14–16
Basophils	1%	It has 2 lobes that each stains purple, and is difficult to be seen	It is pale pink-tan but contains large purple/blue-black granules which obscure the cell nucleus	14–16
Monocytes	6%	It is singular and is kidney shaped (convoluted shape), bean shaped or horseshoe shaped with deep indentation	It stains a blue-gray color and is "ground glass" with tiny granules, Vacuoles are sometimes present in it	14–20
Lymphocytes	30%	It is large, round or oval, and is dark staining	It is not present or very small, and is pale blue in color, and occasionally has purple-reddish granules	8–15