Index:   Untitled N# - NE     Untitled NF - NZ        
  • Null Cell JAMA
    A lymphocyte that develops in the bone marrow and lacks the characteristic surface markers of the B and T lymphocytes. Null cells represent a small proportion of the lymphocyte population. Stimulated by the presence of antibody, null cells can attack certain cellular targets directly and are known as "natural killer" or NK cells. See also Lymphocyte.

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