News tagged with microbes
Related topics: bacteria , proceedings of the national academy of sciences , immune system , microorganisms , fungi
How microbes take out the trash
(PhysOrg.com) -- The molecular machinery bacteria use to rid themselves of toxic substances including antimicrobial drugs has been studied in detail by a UA-led team of researchers. A better understanding ...
May 10, 2011 |
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It takes a community of soil microbes to protect plants from disease
Those vegetables you had for dinner may have once been protected by an immune system akin to the one that helps you fight disease. Scientists from the U.S. Department of Energy's Lawrence Berkeley National ...
May 05, 2011 |
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Could bacterial hitchhikers influence formation of new host species?
Literature tells us that "no man is an island entire unto itself," but science reveals that we are in fact a walking, talking colony of microscopic creatures.
May 05, 2011 |
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Unlocking the metabolic secrets of the microbiome
The number of bacterial cells living in and on our bodies outnumbers our own cells ten to one. But the identity of all those bugs and just what exactly our relationship to all of them really is remains rather fuzzy. Now, ...
May 03, 2011 |
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Bacteria can grow under extreme gravity: study
(PhysOrg.com) -- A new study in the Proceedings of the National Academy of Sciences shows that bacteria is capable of growing under gravity more than 400,000 times that of Earth and gives evidence that the th ...
Apr 26, 2011 |
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Starting a new metabolic path: Researchers develop technique to help metabolic engineering
(PhysOrg.com) -- Efforts to engineer new metabolic pathways into microbes for the inexpensive production of valuable chemical products, such as biofuels or therapeutic drugs, should get a significant boost ...
Apr 21, 2011 |
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Antibiotics disrupt gut ecology, metabolism
(PhysOrg.com) -- Humans carry several pounds of microbes in our gastro-intestinal tracts. Recent research suggests that this microbial ecosystem plays a variety of critical roles in our health. Now, working in a mouse model, ...
Medicine & Health / Medical research
Apr 20, 2011 |
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Researchers find missing link in plant defense against fungal disease
Botrytis bunch rot, a disease caused by the fungal pathogen Botrytis cinerea, can devastate grape vineyards. Yet other plants can repel the invader and protect themselves by mounting a form of chemical warfare against the fu ...
Apr 19, 2011 |
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Keeping oysters, clams and mussels safe to eat
Eating raw or undercooked mollusks may pose a safety hazard if they are harvested from waters polluted with pathogenic microbes, so U.S. Department of Agriculture (USDA) scientists are studying ways to enhance the food safety ...
Apr 19, 2011 |
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Lesser-known Escherichia coli types targeted in food safety research
Almost everyone knows about Escherichia coli O157:H7, the culprit behind many headline-making outbreaks of foodborne illness in the United States. But the lesser-known relatives of this pathogenic microbe are increasingly of con ...
Apr 12, 2011 |
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Instant evolution in whiteflies: Just add bacteria
In just six years, bacteria in the genus Rickettsia spread through a population of the sweet potato whitefly (Bemisia tabaci), an invasive pest of global importance. Infected insects lay more eggs, develo ...
Apr 07, 2011 |
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Thermophiles lurking in your basement
Ever wondered what exotic life forms may be lurking in the dark, hidden corners of your home? Scientists wonder too. Studies have shown that our modern plumbing systems provide sanctuary to a menagerie of ...
Apr 07, 2011 |
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Scientists grow personalized collections of intestinal microbes
(PhysOrg.com) -- Each of us carries a unique collection of trillions of friendly microbes in our intestines that helps break down food our bodies otherwise couldn't digest.
Mar 21, 2011 |
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New study finds apex fossils aren't life
Structures thought of as the oldest known fossils of microbes might actually be microscopic mineral formations not associated with life, suggesting that astrobiologists have to be careful calling alien objects ...
Space & Earth / Earth Sciences
Mar 18, 2011 |
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Could there be more than lunch lurking on your retainer?
Insufficient cleaning could allow build-up of microbes on orthodontic retainers, researchers at the UCL Eastman Dental Institute have found. Dr Jonathan Pratten and colleagues looked at the types of microbes which live on ...
Mar 15, 2011 |
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