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Medical Term:

transfer factor


  1. the transfer gene of a conjugative plasmid, especially of the resistance plasmid;
  2. a dialyzable extract that is obtained from the leukocytes of a person with a delayed-type sensitivity and that, after injection into the skin of a nonsensitive person, transfers the specific sensitivity to the recipient;

Synonym(s): elongation factor

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.