target cell

Medical Dictionary

target cell n.

  1. A red blood cell having a dark center surrounded by a light band that is itself encircled by a darker ring, and occurring in certain anemias and after splenectomy.

  2. A cell selectively affected by a particular agent, such as a virus, drug, or hormone.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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WordNet
target cell

noun
1. 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. an abnormal red blood cell with the appearance of a dark ring surrounding a dark center; associated with anemia 
WordNet® 3.0, © 2006 by Princeton University.
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