endotoxin

en·do·tox·in | \ ˌen-dō-ˈtäk-sən

How to pronounce endotoxin (audio)

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Definition of endotoxin

: a toxic heat-stable lipopolysaccharide substance present in the outer membrane of gram-negative bacteria that is released from the cell upon lysis

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Examples of endotoxin in a Sentence

Recent Examples on the Web Scientists like Thurman and those from Lonza use horseshoe crab blood to test for the presence of potentially lethal endotoxins. — Maddy Lauria, baltimoresun.com, "Using synthetic crab blood substitute in biomedical testing could help save horseshoe crabs and shorebirds," 22 June 2019 Gram-negative bacteria like E. coli contain a type of sugar called an endotoxin in their cell walls, while Gram-positive types like Staphylococcus (of the Staph infection) do not. — Caren Chesler, Popular Mechanics, "The Blood of the Crab," 23 Aug. 2019 For Tammy Thurman, a senior scientist with Pfizer, visits to Pickering Beach have inspired her to look at the endotoxin testing made possible by crab blood in a bit of a different way. — Maddy Lauria, baltimoresun.com, "Using synthetic crab blood substitute in biomedical testing could help save horseshoe crabs and shorebirds," 22 June 2019 The problem is that biomedical companies bleed the live crabs to use their blue blood in endotoxin tests — and as their numbers drop, so do the numbers of birds. — Aaron Gilbreath, Longreads, "Will Big Pharma Help Save Some of the Oldest Marine Life on Earth?," 17 May 2018 And a few years ago, at an endotoxin summit in Delaware hosted by Lonza, Bolden witnessed the arrival of horseshoe crabs. — Aaron Gilbreath, Longreads, "Will Big Pharma Help Save Some of the Oldest Marine Life on Earth?," 17 May 2018 In the first series of ratings, 62 volunteers made 2,945 judgments about 32 pictures (of eight men and eight women, each photographed after being injected with an E. coli endotoxin and after being injected with a placebo). — Karen Kaplan, latimes.com, "Even if you don't know you're sick yet, your face will give you away," 5 Jan. 2018 To test Marik's protocol, Catravas and his team cultured endothelial cells from lung tissue and exposed them to the endotoxin found in septic patients. — Jim Morrison, Smithsonian, "Could Vitamin C Be the Cure for Deadly Infections?," 27 June 2017 Twenty-four people were injected with E. coli endotoxin, and researchers tracked their immune responses. — James Hamblin, The Atlantic, "The Ice Guru in Brooklyn," 9 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'endotoxin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Last Updated

2 Dec 2019

Cite this Entry

“Endotoxin.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/endotoxin. Accessed 7 December 2019.

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