Category Archives: vitiligo

Study shows that natural killer cells have a memory.


Natural killer (NK) cells are bone marrow–derived granular lymphocytes that have a key role in immune defense against viral and bacterial infections and malignancies. NK cells are traditionally defined as cells of the innate immune response because they lack RAG recombinase–dependent clonal antigen receptors.  However, increasing evidence suggests that NK cells can display several features that are usually attributed to

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