Answer / Ravi Srivastava

Null cells are a type of abnormal white blood cell that lacks some of the usual characteristics of mature granulocytes. They have an immature appearance and do not express certain antigens on their surface, such as CD15 or CD66b. Null cells can be found in people with certain medical conditions, such as chronic myeloid leukemia, myelodysplastic syndrome, or acute myelogenous leukemia.

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