In a new study, Dartmouth researchers describe the structure of a protein called ToxT that controls the virulent nature of Vibrio cholerae, the bacteria that causes cholera. Buried within ToxT, the researchers were surprised ...
Cell & Microbiology
Feb 12, 2010
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Free-swimming cholera bacteria are much less infectious than bacteria in biofilms, aggregates of bacterial cells embedded in a sticky matrix that form on surfaces. This accounts for the surprising effectiveness of filtering ...
Cell & Microbiology
Apr 20, 2020
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86
A newly published study by researchers at the University of Hawai'i at Mānoa revealed that bacteria alter their swimming patterns when they get into tight spaces—making a beeline to escape from confinement.
Ecology
May 3, 2022
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121
Rising temperatures are causing a "growing diversity" of Vibrio bacteria in the sea around the UK, new research shows.
Ecology
Jan 10, 2022
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55
Researchers have found that three common species of Vibrio bacteria in Chesapeake Bay could increase with changing climate conditions by the end of this century, resulting in significant economic and healthcare costs from ...
Ecology
Sep 26, 2017
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8
A field survey conducted by a team of marine scientists from the National University of Singapore (NUS) has uncovered toxic bacteria living on the surfaces of microplastics, which are pieces of plastic smaller than five millimetres ...
Environment
Feb 12, 2019
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26
In Gram-negative bacteria, which include some of the most devastating human pathogens, just two mechanisms for the export of polysaccharides have been identified so far. Now a Max Planck research team led by Lotte Søgaard-Andersen ...
Cell & Microbiology
Aug 29, 2022
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106
Type IV pili, essential for many pathogens to cause disease, are hair-like appendages that grow out of and are retracted back into bacteria cells, enabling them to move and adhere to surfaces. Although pathogenic bacteria ...
Cell & Microbiology
Jan 4, 2017
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9
Vibrio bacteria, named for their vibrating swimming motion, span approximately 150 known species. Most Vibrio live in brackish or salt water, either swimming free or living as pathogens or symbionts in fish, crustaceans, ...
Ecology
Dec 1, 2023
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43
EPFL scientists have discovered that predatory bacteria like the cholera pathogen can steal up to 150 genes in one go from their neighbors. The study sheds light on one of the most fundamental mechanisms of horizontal gene ...
Cell & Microbiology
Oct 7, 2019
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43
