transfer factor
Definition:
- the transfer gene of a conjugative plasmid, especially of the resistance plasmid;
- 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
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Examples: glitazone, GI cocktail, etc.
