News tagged with bacterial toxins
Researchers make significant strides in identifying cause of bacterial infections
Apr 22, 2009 |
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Several bacterial pathogens use toxins to manipulate human host cells, ultimately disturbing cellular signal transduction. Until now, however, scientists have been able to track down only a few of the proteins that interact ...
Scientists discover dangerous new method for bacterial toxin transfer
Jan 06, 2009 |
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Scientists have discovered a new way for bacteria to transfer toxic genes to unrelated bacterial species, a finding that raises the unsettling possibility that bacterial swapping of toxins and other disease-aiding factors ...
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Novel bacterial strains clear algal toxins from drinking water
Sep 07, 2009 |
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Novel bacterial strains capable of neutralizing toxins produced by blue-green algae have been identified by researchers at Robert Gordon's University, Aberdeen. Aakash Welgama presented the group's findings during the Society ...
Researchers discover how infectious bacteria can switch species
Biology /
Oct 09, 2008 |
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Scientists from the Universities of Bath and Exeter have developed a rapid new way of checking for toxic genes in disease-causing bacteria which infect insects and humans. Their findings could in the future ...
Scientists Present 'Moving' Theory Behind Bacterial Decision-Making
Nov 21, 2008 |
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(PhysOrg.com) -- Biochemists at North Carolina State University have answered a fundamental question of how important bacterial proteins make life-and-death decisions that allow them to function, a finding ...
New technique puts DNA profiling of E. coli on fast track
Biology /
Mar 10, 2008 |
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Using new genetic techniques, scientists are unlocking the secrets of how E coli bacteria contaminate food and make people sick.
Toxic shock: immune system's anthrax link
Aug 23, 2007 |
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Human immune proteins crucial for fighting cancer, viruses and bacterial infections belong to an ancient and lethal toxin family previously only found in bacteria, Australian researchers have found. These pro ...
Structure mediating spread of antibiotic resistance identified
Jan 08, 2009 |
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Scientists have identified the structure of a key component of the bacteria behind such diseases as whooping cough, peptic stomach ulcers and Legionnaires' disease. The research, funded by the Wellcome Trust and the Biotechnology ...
Researchers discover RNA repair system in bacteria
Oct 12, 2009 |
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In new papers appearing this month in Science and the Proceedings of the National Academy of Sciences, University of Illinois biochemistry professor Raven H. Huang and his colleagues describe the first RNA repair system to be ...
Beans' defenses mean bacteria get evolutionary helping hand
Sep 10, 2009 |
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Bean plants' natural defences against bacterial infections could be unwittingly driving the evolution of more highly pathogenic bacteria, according to new research published today in Current Biology.
New designer toxins kill Bt-resistant insect pests
Biology /
Nov 01, 2007 |
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A new way to combat resistant pests stems from discovering how the widely used natural insecticide Bt kills insects. Figuring out how Bt toxins punch holes in the cells of an insect's gut was the key to designing ...
Scientists uncover molecule that keeps pathogens like salmonella in check
Aug 21, 2008 |
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Scientists at UT Southwestern Medical Center have found a potential new way to stop the bacteria that cause gastroenteritis, tularemia and severe diarrhea from making people sick.
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