Agranular leukocytes

Definition

Agranular leukocytes are a type of white blood cell that lack visible granules in their cytoplasm. They play crucial roles in the immune system, including lymphocytes and monocytes, which help fight infection and disease.

Related terms

Lymphocytes:

White blood cells that are part of the immune system, responsible for producing antibodies and destroying infected cells.

Monocytes:

A type of white blood cell that engulfs and destroys pathogens and debris in the bloodstream through phagocytosis.

Immune System:

The complex network of cells, tissues, and organs that work together to defend the body against attacks by foreign invaders