Lexic.us

Definition of Exotoxin

1. Noun. A toxin that is secreted by microorganisms into the surrounding medium.

Definition of Exotoxin

1. Noun. Any toxin secreted by a microorganism into the surrounding environment. ¹

¹ Source: wiktionary.com

Definition of Exotoxin

1. an excreted toxin [n -S] : EXOTOXIC [adj]

Medical Definition of Exotoxin

1. Toxin released from gram-positive and gram-negative bacteria as opposed to endotoxins that form part of the cell wall. Examples are cholera, pertussis and diphtheria toxins. Usually specific and highly toxic. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Exotoxin

Literary usage of Exotoxin

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Textbook of Bacteriology: A Practical Treatise for Students and by Hans Zinsser, Frederick Fuller Russell (1922)
"Their exotoxin they obtained by growing the Shiga bacilli for five days in alkalin-egg broth. ... The exotoxin in small fractions of a cubic centimeter, ..."

2. Infection and Resistance: An Exposition of the Biological Phenomena by Hans Zinsser (1918)
"It was in the course of investigations of this kind, indeed, that Pfeiffer, failing to discover an exotoxin in cultures of cholera and other germs, ..."

3. Principles of Immunology by Howard Thomas Karsner, Enrique Eduardo Ecker (1921)
"However, Bull has shown that certain strains of the gas bacillus of Welch produce an active exotoxin, and Ecker has shown that certain strains of bacillus ..."

4. Principles of Immunology by Howard Thomas Karsner, Enrique Eduardo Ecker (1921)
"However, Bull has shown that certain strains of the gas bacillus of Welch produce an active exotoxin, and Ecker has shown that certain ..."

5. Immunity and Specific Therapy by Walter d'Este Emery (1909)
"The marked remote toxic symptoms frequently met with in pneumonia would suggest that the pneumococcus forms an exotoxin, and there is a certain amount of ..."

6. Proceedings of the Society for Experimental Biology and Medicine (1903)
"Medical School, University of Minnesota, Minneapolis, Minnesota 55455 up A Streptococcal pyrogenic exotoxin type C produces fever in rabbits by stimulation ..."

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