transfer factor


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transfer factor

n.
Any of various small proteins that are obtained from donors with cell-mediated immunity to certain antigens and can confer this immunity when given to nonimmune recipients.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

trans′fer fac`tor



n.
a lymphocyte product that, when extracted from T cells of an individual with immunity to a particular antigen, can confer that immunity when administered to another individual of the same species.
[1955–60]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Transfer Factor Multi-Immune[TM] (Researched Nutritionals) plus colostrum/herbal blend
Truth is, the human body has transfer factors called cells-mediated immunity.
Harvestable shrimp growth=(Transfer factor (*) Maturing shrimp population) - {Death rate (*) Harvestable shrimp population (*) [(Half consumption (*) Harvestable shrimp population) / (Algae population in Harvestable tank +epsilon) + 1} - (Harvesting factor (*) Harvestable shrimp population)
Metal transfer factor (MTF) from soil to plant has been shown in Table-4.
European Scleroderma Study Group disease activity scoring Criteria Whole series Modified Rodnan skin score >14 1.0 Scleroderma 0.5 [DELTA] Skin 2.0 Digital necrosis 0.5 [DELTA] Vascular 0.5 Arthritis 0.5 [DELTA] Articular/muscular [down arrow] DLCO 0.5 [DELTA] Cardiopulmonary 2.0 ESR >30 mm/1st h 1.5 Hypocomplementemia (C3 and/or C4) 1.0 Total maximum disease activity index DLCO: Transfer factor of the lung for carbon monoxide; ESR: Erythrocyte sedimentation rate.
According to the company, the patent relates to a process for intended use in the animal pharmaceutical space to improve the way specific transfer factor (T-factors) are cultivated for large scale production purposes.
Moreover, this study was aimed to assess the distribution of heavy metals in soil and vegetable and to identify the transfer factor and pollution load index of metals in soil and to estimate the possible health risk due to metals via consumption of vegetable.
Among the different metals, Cd showed the maximum transfer factor value (Table 6), which ranged from 0.48 (khat from Haramaya) to 1.46 (cabbage from Haramaya) and it was minimum for Co, ranging from 0.02 (khat from HU) to 0.43 (khat from Aweday).
Transfer Factor. Coupling coefficient determines the matching degree between an enclosure mode and a panel mode on the interacting surface of enclosure sound field and panel, while the coupling extent between a panel mode and an enclosure mode is decided by transfer factor [3].
Therefore, the number of light rays that every unit finally gains is counted and the radiative heat transfer factor can be computed.
The Cu and Pb transport from soil to the shoots was evaluated using the transfer factor (TF) = SC (mg kg-1)+RC (mg kg-1)/TC (mg kg-1) where, SC = elements shoots concentration; RC = elements root concentration; TC = elements soil concentration obtained with AAS (Lubben and Sauerbeck, 1991).