natural killer cell

名词 n.
中文释义

英文释义

名词 n.
  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.
    — While such information doesn't assist us in deciding whether natural killer cells derive from a macrophage or T cell lineage, it does tell us that the mouse natural killer cell system is a thymus dependent system.

词形变化

natural killer cells plural

词源

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