pyrogen — A fever inducing agent; pyrogens are produced by bacteria, molds, viruses, and yeasts. [pyro + G. gen, producing] endogenous p. (EP) proteins that induce fever. Several (about 11) have been identified, including cytokines formed by components of… … Medical dictionary
Fever — (also known as pyrexia, from the Greek pyretos meaning fire, or a febrile response, from the Latin word febris , meaning fever, and archaically known as ague) is a frequent medical sign that describes an increase in internal body temperature to… … Wikipedia
Depyrogenation — refers to the removal of pyrogens from solution, most commonly from injectable pharmaceuticals. A pyrogen is defined as any substance that can cause a fever. Bacterial pyrogens include endotoxins and exotoxins, although many pyrogens are… … Wikipedia
Lipopolysaccharide — Structure of a lipopolysaccharide Lipopolysaccharides (LPS), also known as lipoglycans, are large molecules consisting of a lipid and a polysaccharide joined by a covalent bond; they are found in the outer membrane of Gram negative bacteria, act… … Wikipedia