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Are natural killer cells lymphocytes?

Published in Immunology 2 mins read

Yes, natural killer (NK) cells are lymphocytes.

Natural Killer (NK) Cells Explained

NK cells are an important part of the immune system. Here's a breakdown:

  • Lymphocyte Family: According to the provided reference, Natural Killer (NK) Cells are lymphocytes in the same family as T and B cells, originating from a shared progenitor cell.
  • Innate Immunity: NK cells are part of the innate immune system. This means they respond quickly to threats.
  • Group I Innate Lymphocytes (ILCs): NK cells are classified as group I Innate Lymphocytes (ILCs). This classification highlights their role as rapid responders to various challenges.
  • Rapid Response: NK cells are known for their ability to quickly respond to a wide variety of pathological challenges.
Feature Description
Lymphocyte Family NK cells belong to the lymphocyte family, alongside T and B cells. They share a common origin.
Innate Immunity As part of the innate immune system, NK cells provide a rapid, non-specific defense.
ILC Classification Classified as Group I Innate Lymphoid Cells (ILCs), NK cells reflect their immediate response role.
Response NK cells quickly respond to a variety of pathological challenges, like viral infections and tumors.

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