NK CELL has various meanings in the Receptor category. Discover the full forms, definitions, and usage contexts of NK CELL in Receptor.
Natural killer cell or NK cells are a type of cytotoxic lymphocyte critical to the innate immune system. The role NK cells play is analogous to that of cytotoxic T cells in the vertebrate adaptive immune response. NK cells provide rapid responses to viral-infected cells and respond to tumor formation, acting at around 3 days after infection.
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