immune cell

Macrophages

Macrophages are a type of white blood cell (WBC) that play an important role in the immune system, particularly in a process called phagocytosis, where they engulf and digest pathogens (viruses and bacteria), dead cells, and cellular debris. They start their life as monocytes, a type of blood cell, that migrate from the blood to …
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Mast cells

What are mast cells? Mast cells are a type of white blood cell (WBC) that are involved in the body’s immune response. Mast cells are similar in appearance to basophils, with both types of cells containing large granules in their cytoplasm (body of the cell), but they originate from different cell lines and can be …
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Basophils

Basophils are a type of white blood cell (WBC) that play a role in the body’s immune response. They are similar in appearance to mast cells and are known for their large, dark-staining granules in the cytoplasm (body of the cell). Basophils are relatively rare, making up between 0.5% to 1.0% of circulating white blood …
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T cells

T cells (also called T lymphocytes) are a type of white blood cell (WBC) and a part of the immune system. Most are found in lymphoid organs, such as lymph nodes, which are found throughout the body. Large numbers of these cells can also be found in an area of inflammation caused by infection or …
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