natural killer cell

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natural killer cell

[¦nach·rəl ′kil·ər ‚sel]
(histology)
A large, granular lymphocyte that can lyse a variety of target cells when it is activated by interferon. Abbreviated NK.
References in periodicals archive ?
Evidence that continued remission in patients treated for acute leukaemia is dependent upon autologous natural killer cells.
109) Senile bone marrow loses its ability to produce fresh naive immune cells, which are launched into the bloodstream to differentiate into mature naive T and natural killer cells.
Severe life stress decreases both these natural killer cells and cytotoxic T lymphocytes, he added.
Dr Quenby said: 'The reason I'm excited is that there was a dramatic reduction in natural killer cells in nearly everybody.
Natural killer cells are specialised white blood cells that destroy foreign invaders.
It also activates production of natural killer cells that eliminate viruses and cancer cells, supports heart and kidney function, detoxifies the liver and enhances energy.
Natural killer cells are an essential part of the immune system, killing viruses and leukaemia cells, said Cornelia Ulrich, senior author.
The investigators suspect that blocking SHIP may affect the response of natural killer cells.
This drug's biologic activities include activation of macrophages and natural killer cells, stimulation of interferon, and reactivation of cytokines.

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