News tagged with e coli bacteria
Genomes of Two Popular Research Strains of E. coli Sequenced
Oct 20, 2009 |
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(PhysOrg.com) -- An international team of researchers from the United States, Korea, and France has sequenced and analyzed the genomes of two important laboratory strains of E. coli bacteria, one used to study ...
Time in a bottle: Scientists watch evolution unfold
Oct 18, 2009 |
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A 21-year Michigan State University experiment that distills the essence of evolution in laboratory flasks not only demonstrates natural selection at work, but could lead to biotechnology and medical research ...
Leafy greens present growing threat of food-borne illness, researchers say
Oct 08, 2009 |
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A growing threat for food-borne illnesses comes attractively packaged, is stunningly convenient and is increasingly popular with shoppers looking for healthy meals: ready-to-eat leafy greens that make putting together a green ...
Engineers track bacteria's kayak paddle-like motion for first time
Sep 25, 2009 |
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Yale engineers have for the first time observed and tracked E. coli bacteria moving in a liquid medium with a motion similar to that of a kayak paddle.
Unlocking the Secret of the Bladder's Bouncers
Aug 20, 2009 |
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(PhysOrg.com) -- Researchers at Duke University Medical Center may have a new way to stop and even prevent the urinary tract infections (UTIs) that plague more than a third of all adults, some of them repeatedly.
Flat bacteria in nanoslits
Nanotechnology / Bio & Medicine
Aug 17, 2009 |
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It appears that bacteria can squeeze through practically anything. In extremely small nanoslits they take on a completely new flat shape. Even in this squashed form they continue to grow and divide at normal speeds. This ...
What science says about beach sand and stomach aches
Aug 11, 2009 |
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By washing your hands after digging in beach sand, you could greatly reduce your risk of ingesting bacteria that could make you sick. In new research, scientists have determined that, although beach sand is a potential source ...
Vaccine blocks malaria transmission in lab experiments
Jul 22, 2009 |
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Researchers at the Johns Hopkins Malaria Research Institute have for the first time produced a malarial protein (Pfs48/45) in the proper conformation and quantity to generate a significant immune response in mice and non-human ...
How E. coli grows its 'nose'
Jul 07, 2009 |
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(PhysOrg.com) -- Self-assembling and self-organizing systems are the Holy Grails of nanotechnology, but nature has been producing such systems for millions of years. A team of scientists has taken a unique ...
Researchers engineer metabolic pathway in mice to prevent diet-induced obesity
Jun 02, 2009 |
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In recent years, obesity has taken on epidemic proportions in developed nations, contributing significantly to major medical problems, early death and rising health care costs. According to Centers for Disease Control and ...
Viruses can turn harmless E. coli dangerous
Apr 16, 2009 |
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For her doctorate, Camilla Sekse studied how viral DNA can be transmitted from pathogenic to non-pathogenic E. coli. Viruses that infect bacteria in this way are called bacteriophages. Her findings reveal ...
Report: Source of Okla. E. coli outbreak a mystery
Apr 09, 2009 |
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(AP) -- An extensive investigation has failed to determine how E. coli bacteria was introduced into a northeastern Oklahoma restaurant linked to hundreds of illnesses and one death, the state health board said in a report ...
Nanoparticles in cosmetics/personal care products may have adverse environmental effects
Nanotechnology / Bio & Medicine
Mar 26, 2009 |
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Using aquatic microbes as their "canary-in-a-cage," scientists from Ohio today reported that nanoparticles now being added to cosmetics, sunscreens, and hundreds of other personal care products may be harmful ...
USDA approves shot for cows aimed at E. coli
Mar 13, 2009 |
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(AP) -- A Minnesota company has won federal approval to become the first in the U.S. to market an E. coli vaccine for cattle, a new weapon against a foodborne disease that can cause serious illness in people and even death.
Biofilms: Even stickier than suspected
Mar 12, 2009 |
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(PhysOrg.com) -- Biofilms are everywhere - in dental plaque and ear canals, on contact lenses and in water pipelines - and the bacteria that make them get more resilient with age, finds a new study in FEMS Mi ...
