transfer factor

noun

: a substance that is produced and secreted by a lymphocyte functioning in cell-mediated immunity and that upon incorporation into a lymphocyte which has not been sensitized confers on it the same immunological specificity as the sensitized cell

Word History

First Known Use

1956, in the meaning defined above

Time Traveler
The first known use of transfer factor was in 1956

Dictionary Entries Near transfer factor

Cite this Entry

“Transfer factor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transfer%20factor. Accessed 30 Nov. 2022.

Medical Definition

transfer factor

noun

: a substance that is produced and secreted by a lymphocyte functioning in cell-mediated immunity and that upon incorporation into a lymphocyte which has not been sensitized confers on it the same immunological specificity as the sensitized cell
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