Definition of Natural killer cell

1. Noun. (immunology) Any cell that expresses cell surface receptors that deliver signals to either activate or inhibit a response as part of the immune system ¹

¹ Source: wiktionary.com

Medical Definition of Natural killer cell

1. A certain type of white blood cell that attacks tumour cells and infected body cells by binding to a tumour cell and releasing lethal chemicals. Natural killer cells are thought to play a key role in cancer prevention by killing abnormal cells before they multiply and grow. (16 Dec 1997)

Lexicographical Neighbors of Natural Killer Cell

natural focus of infection
natural food
natural function
natural functions
natural gas
natural gases
natural grammar
natural haemolysin
natural harmonic
natural harmonics
natural histories
natural history
natural immunity
natural killer
natural killer cell (current term)
natural killer cell stimulating factor
natural killer cells
natural language
natural language processing
natural language processing application
natural language processor
natural language understanding
natural languages
natural law
natural light
natural logarithm
natural logarithms
natural minor scale
natural minor scales

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