natural killer cell
Definition of natural killer cell
: a large granular lymphocyte capable especially of destroying tumor cells or virally-infected cells without prior exposure to the target cell and without having it presented with or marked by a histocompatibility antigen —called also NK cell
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First Known Use of natural killer cell
1975
Medical Dictionary
natural killer cell
Medical Definition of natural killer cell
: a large granular lymphocyte capable especially of destroying tumor cells or virally infected cells without prior exposure to the target cell and without having it presented with or marked by a histocompatibility antigen—called also NK cell
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Britannica.com: Encyclopedia article about natural killer cell
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