Researchers discover molecular 'barcode' used by bacteria to secrete toxins
Researchers at McMaster University have discovered a molecular "barcode" system used by disease-causing bacteria to distinguish between beneficial and toxic molecules.
Researchers at McMaster University have discovered a molecular "barcode" system used by disease-causing bacteria to distinguish between beneficial and toxic molecules.
Cell & Microbiology
Jan 8, 2024
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35
How the expression of Cas proteins in bacterial CRISPR-Cas immune system adapts to the constantly changing CRISPR structures and crRNA expression levels has been a long-standing unresolved question.
Cell & Microbiology
Sep 8, 2023
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32
For the first time in the world researchers at Tel Aviv University have encoded a toxin produced by bacteria into mRNA (messenger RNA) molecules and delivered these particles directly to cancer cells, causing the cells to ...
Bio & Medicine
Jul 4, 2023
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280
Antimicrobial resistance represents one of the top 10 global public health threats according to the World Health Organization, and scientists have been scrambling to find new tools to cure the most deadly drug-resistant infections.
Cell & Microbiology
Feb 13, 2023
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101
A strain of E. coli bacteria called enterohemorrhagic E. coli (EHEC) is known to cause several gastrointestinal disorders, which include bloody diarrhea and abdominal cramps, by damaging the intestinal lining. When accompanied ...
Molecular & Computational biology
Aug 3, 2022
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31
Proteins usually undergo modifications during or after their synthesis in the endoplasmic reticulum (ER) and Golgi apparatus network inside eukaryotic cells. One such modification is glycosylation, whereby sugars, such as ...
Cell & Microbiology
Jul 25, 2022
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16
The biomolecule diphthamide is essential for the proper formation of proteins in cells. When humans are infected with diphtheria, diphthamide is altered by the diphtheria toxin so that life-threatening complications can arise ...
Plants & Animals
Jul 15, 2022
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79
A team of researchers from the University of California, San Francisco (UCSF), Stanford University, and the California Academy of Sciences (CAS) has uncovered new clues as to how poisonous frogs and birds avoid intoxicating ...
Plants & Animals
Aug 5, 2021
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14
The idea that modern humans displaced Neanderthals because they were better protected against toxic smoke components is now under fire. An earlier study that put forward this suggestion has now been refuted by genetic research ...
Evolution
Nov 27, 2020
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1016
Researchers at the University of São Paulo (USP) in Brazil have characterized a novel family of anti-bacterial toxins present in bacteria, including Salmonella enterica. This species uses toxic proteins to kill other bacteria ...
Cell & Microbiology
Sep 21, 2020
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15