• Definition for "natural killer cell"
    • A lymphocyte that's triggered by double-stranded RNA or…
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  • Medical Dictionary for "natural killer cell"
    • A cell that can respond against…
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natural killer cell definition

  • noun:
    • A lymphocyte that's triggered by double-stranded RNA or lymphokines and battles off viral attacks and tumors without evident antigenic specificity.
    • Any cell that conveys cellular surface receptors that deliver indicators to either turn on or inhibit a reply within the immune protection system
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