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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



basophil  listen  (BAY-soh-fil)

  A type of immune cell that has granules (small particles) with enzymes that are released during allergic reactions and asthma. A basophil is a type of white blood cell and a type of granulocyte.

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Blood cells; drawing shows six types of white blood cells (monocytes, lymphocytes, neutrophils, eosinophils, basophils, and macrophages), a red blood cell (erythrocyte), and platelets.