pyrogen

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py·ro·gen

 (pī′rə-jən)
n.
A substance that produces fever.
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.

pyrogen

(ˈpaɪrəʊˌdʒɛn)
n
(Elements & Compounds) any of a group of substances that cause a rise in temperature in an animal body
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

py•ro•gen

(ˈpaɪ rə dʒən, -ˌdʒɛn)

n.
a substance, as a bacterial toxin, that produces a rise in body temperature.
[1855–60]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pyrogen - any substance characterized by its great flammability
substance - a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man"
2.pyrogen - any substance that can cause a rise in body temperature
substance - a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

py·ro·gen

n. pirógeno, sustancia que produce fiebre.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
One source of fever is thought to be from so-called "material-mediated pyrogens." For the purposes of this review, material-mediated pyrogen is defined as any exogenous, non-biological substance known to cause a febrile response.
Infectious fever is the defensive and adaptive reaction that occurs when an organism's immune system comes into contact with exogenous pyrogens, or pathogen-associated molecular pattern (PAMP).
Leptospira interrogans serogroup Autumnalis, canicola, grippotyphosa, icterohaemorrhagiae, pomona and pyrogens are used in this study.
Fevers are caused by chemicals called pyrogens flowing in the bloodstream.
The Pyrogen Test was designed to determine the presence of chemical pyrogens in extracts of solid materials in order to limit risks of febrile reaction in a patient.
Pyrogens inhibit heat-sensing neurons and excite cold-sensing ones, thereby altering the temperature sensors and deceiving the hypothalamus into thinking the body is cooler than it actually is.