CD68 is a protein normally found on the surface of macrophages, a type of immune cell, and cells related to macrophages. Macrophages help protect your body by engulfing and removing bacteria, damaged cells, and other particles. CD68 helps macrophages carry out their role in the immune response. Why do pathologists test for CD68? Pathologists test …
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A xanthoma is a type of growth that forms under the skin or in other tissues of the body. It is made up of fat-filled cells called foamy histiocytes, which are a type of immune cell that has absorbed fat. Xanthomas can appear anywhere on the body but are most commonly found on the skin. …
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Histiocytes are a type of immune cell that are part of the body’s defense mechanism against infections and foreign substances. They belong to the mononuclear phagocyte system including monocytes in the blood and macrophages in tissues. Histiocytes play an important role in the immune system’s response to pathogens and tissue repair and maintenance. They are …
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