natural killer cell

Etymology
The description "natural killer" refers to the fact that they do not require activation to kill cells missing "self" markers.

Noun

 * 1)  Any cell that expresses cell surface receptors that deliver signals to either activate or inhibit a response as part of the innate immune system.
 * 2) * 1984, Meir Kende, Joseph Gainer, Michael A. Chirigos (editors), Chemical Regulation of Immunity in Veterinary Medicine: Proceedings of a Symposium, A. R. Liss, page 138,
 * Natural killer cell activity is currently an area of active interest in cellular immunology (Herberman 1981).
 * 1) * 1984, Meir Kende, Joseph Gainer, Michael A. Chirigos (editors), Chemical Regulation of Immunity in Veterinary Medicine: Proceedings of a Symposium, A. R. Liss, page 138,
 * Natural killer cell activity is currently an area of active interest in cellular immunology (Herberman 1981).

Translations

 * Hungarian: természetes ölősejt
 * Kurdish:
 * Northern Kurdish: kujerexaneya sirûştî
 * Turkish: doğal katil hücre, doğal öldürücü hücre