target cell(redirected from Mexican hat cell)
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1. A cell selectively affected by a particular agent, such as a virus, drug, or hormone.
2. An abnormal red blood cell having a dark center surrounded by a light band that is itself encircled by a darker ring, seen in certain anemias and after splenectomy.
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|Noun||1.||target cell - any cell that has a specific receptor for an antigen or antibody or hormone or drug, or is the focus of contact by a virus or phagocyte or nerve fiber etc.|
|2.||target cell - an abnormal red blood cell with the appearance of a dark ring surrounding a dark center; associated with anemia|