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Absence of K cells in human gut mucosa.
  1. R Clancy,
  2. A Pucci


    Lymphocytes have been isolated from human rectal biopsies in numbers sufficient for microassay procedures. No antibody-dependent cell-mediated cytotoxic (ADCC) activity could be detected in normal or inflamed human gut mucosa, using two assay systems which detect predominantly K cell activity. The tissue localisation and circulation characteristics of K cells require definition before establishing their role as an efferent immunological mechanism.

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