News tagged with secretion systems
Some bacteria attack using spring-loaded poison daggers
Bacteria have evolved different systems for secreting proteins into the fluid around them or into other cells. Some, for example, have syringe-like exterior structures that can pierce other cells and inject ...
Feb 27, 2012 |
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Decoding the molecular machine behind E. coli and cholera
Scientists from Queen Mary, University of London have discovered the workings behind some of the bacteria that kill hundreds of thousands every year, possibly paving the way for new antibiotics that could treat infections ...
Feb 09, 2012 |
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'Remote Control' for Cholesterol Regulation Discovered in Brain
(PhysOrg.com) -- Circulation of cholesterol is regulated in the brain by the hunger-signaling hormone ghrelin, researchers say. The finding points to a new potential target for the pharmacologic control of ...
Medicine & Health / Neuroscience
Jun 06, 2010 |
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Biologists link gut microbial equilibrium to inflammatory bowel disease
We are not alone -- even in our own bodies. The human gut is home to 100 trillion bacteria, which, for millions of years, have co-evolved along with our digestive and immune systems. Most people view bacteria as harmful pathogens ...
Apr 26, 2010 |
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Body's anticipation of a meal can be a diabetes risk factor
Alterations in our response to the taste or smell of food may be another culprit responsible for Type 2 diabetes, according to scientists at Duke University Medical Center who have identified the specific mechanism in human ...
Medicine & Health / Diseases, Conditions, Syndromes
Mar 11, 2010 |
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GSM system about to be compromised
(PhysOrg.com) -- Research scientists in California and elsewhere are deliberately setting out to compromise the mobile phone system used by around three billion people. The system uses Global System for Mobile ...
Dec 08, 2009 |
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Study shows how Salmonella survives in environment
Scientists at the University of Liverpool have demonstrated how a single-celled organism, living freely in the environment, could be a source of Salmonella transmission to animals and humans.
Mar 23, 2009 |
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Bioinformatics sheds light on evolutionary origin of Rickettsia virulence genes
Scientists from the Virginia Bioinformatics Institute (VBI) at Virginia Tech, the University of Maryland School of Medicine, and the University of Louisville have revealed that genes for a specific type of molecular secretion ...
Mar 12, 2009 |
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Misuse of Vicks VapoRub may harm infants and toddlers
VicksŪ VapoRubŪ, the popular salve used to relieve symptoms of cough and congestion, may be harmful for infants and toddlers. New research appearing in the January issue of Chest, the peer-reviewed journal of the American Colleg ...
Jan 13, 2009 |
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Structure mediating spread of antibiotic resistance identified
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 ...
Medicine & Health / Medical research
Jan 08, 2009 |
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