Tag: "bacterial" at biology news

Researchers develop technique for bacteria crowd control

...oanalysis, diagnostic, and identification of small bacterial samples, and separation sicken/live cells. A pate... have presented experimental studies of collective bacterial swimming in thin fluid films where the dynamics are essentially two-dimensional and the concentratio...

Scientists find major susceptibility genes for Crohn's disease

...sult in increased persistence of both cellular and bacterial components, leading to inappropriate immune activation and increased risk of Crohn's disease" adds Dr. Rioux. The findings reported in this study are expected to not only improve on the biological understanding of disease but should also have a lon...

Scientists find new genes for Crohn's disease

...t in increased persistence of [toxic] cellular and bacterial components. This may lead to an inappropriate immune activation and increased risk of Crohn's disease," says co-author Dr. Ramnik Xavier, a gastroenterologist at the Massachusetts General Hospital's (MGH) Center for the Study of IBD and a researcher ...

Research team identifies additional genetic risk factors for Crohn's disease

...sult in increased persistence of both cellular and bacterial components, leading to inappropriate immune activation and increased risk of Crohn's disease." Xavier is an assistant professor of Medicine at Harvard Medical School, as is Daly. Among the other potential genetic risk factors identified are a gen...

Scientists find major susceptibility gene for Crohn's disease

...sult in increased persistence of both cellular and bacterial components, leading to inappropriate immune activation and increased risk of Crohn's disease," says co-author Dr. Hillary Steinhart, Head of the Combined Division of Gastroenterology at Mount Sinai Hospital / University Health Network. The finding...

Evolution of symbiosis

The aphid Acyrthosiphon pisum depends on a bacterial symbiont, Buchnera aphidicola, for amino acids it ...found: those living in Arizona and Utah. Could the bacterial mutation confer a competitive advantage that's only relevant in cooler climates? To find that out, t...

Scripps research study shows humans and plants share common regulatory pathway

... innate immune systems recognition and response to bacterial infection and members of the R protein family. "There has been a great deal of speculation that R proteins and Nod1 are related, but our study provides the first direct link between plants and humans," said Richard Ulevitch, the Scripps Research s...

Better together: Bacterial endosymbionts are essential for the reproduction of a fungus

...no longer able to form spores, suggesting that the bacterial symbiont is in fact required for this mode of fungal reproduction. Spore formation in fungi is a universal process that allows the rapid distribution of fungal cells. The new findings appear to represent the first known case in which spore formationa...

Scientists decode genome of oral pathogen

...gh a minor cut or wound in the mouth, it can cause bacterial endocarditis, a serious and often lethal infection...rt problems are at an increased risk of developing bacterial endocarditis. The infection may result in impaired heart function and complications such as heart at...

UT Metroplex institutions to collaborate on biomedical research

...western. This project focuses on methods to remove bacterial biofilm from cochlear implant surfaces without the use of antibiotics....

Counting heads or measuring space?

...ertain genes on or off. This communication between bacterial cells is essential for the adaptation to changing ... theories and first allows an understanding of how bacterial communication works and which purpose it serves, explains Dr. Burkhard Hense from the GSF Institute ...

Bacterial response to oxidation studied as toxin barometer

...ne-gated potassium efflux (GGKE) response. Typical bacterial you find anywhere will have this response, but the...doing work to develop what Brian Love describes as bacterial canaries as an early warning system to protect the microbes in wastewater systems, Nancy Love began ...

'Dipstick' test could reduce risk of food poisoning by rapidly detecting spoilage

...c amines. These compounds are generated during the bacterial decay of food proteins and are an indirect measure...ting even small amounts of protein decay caused by bacterial activity, he says. More detailed tests on these other food types are planned. Other than tell-tale...

Targeting tumors the natural way

... into primates. The surfaces of most mammalian and bacterial cells express large amounts of a carbohydrate, called alpha-Gal in scientific shorthand, while the cells of humans and other higher primates do not. What humans and primates do produce in abundance is an antibody against the carbohydrate, called anti...

'Ancestral eve' was mother of all tooth decay

...try (NYUCD) research team has found the first oral bacterial evidence supporting the dispersal of modern Homo sapiens out of Africa to Asia. The team, led by Page Caufield, a professor of cariology and comprehensive care at NYUCD, discovered that Streptoccocus mutans, a bacterium associated with dental cari...

No pain, DOE Joint Genome Institute gains coveted ergonomics prize with 'Shake 'N Plate'

...ed to alleviate upper body fatigue associated with bacterial culture plating. Operators were manually processing stacks of 22 cm x 22 cm gel-filled plates weighing up to 7 lbs. The hand grasp forces and total weight during long processing times made this an unpleasant and fatiguing task. The "Shake 'N Plate...

Test finds manufactured nanoparticles don't harm soil ecology

...onitored the size, composition and function of the bacterial community in the soil samples. Carbon dioxide le...eduction in the rate of carbon dioxide production, bacterial community activity and size, and enzyme activity would be expected, Turco said. Enzymes are produced...

Viral enzyme recruited in fight against ear infection

... is made, a viral enzyme breaks apart the infected bacterial cell wall and allows the new viruses to escape and...y infected with the influenza virus. "Secondary bacterial infections cause much of the sickness and about 25 percent of all deaths during the flu season, and ...

Blood's clotting cells harbor 'ticking time bombs,' finding may help extend blood supply

...e said. That decline, in addition to problems with bacterial contamination, has precluded platelets storage for more than five days. In search of genes that influence platelet number in the current study, the researchers first screened mice exposed to a mutagenic chemical for low platelet counts. Their searc...

Viral protein is an effective preventative against infection

...ins and found that they work even from outside the bacterial cell as well as from the inside. In addition, unli...annot cause the secondary infection." "Secondary bacterial infections cause much of the sickness and about 25 percent of all deaths during flu season," says Mc...

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(Date:8/21/2014)... Carolina State University have developed a novel and versatile ... applications for creating new materials as well as for ... technique allows us to model much larger and more ... quickly," says Nan Li, lead author of a paper ... State,s Department of Materials Science and Engineering. "This is ...
(Date:8/20/2014)... 2014 George E. Fox, a John and Rebecca Moores ... (UH), was named a fellow in the International Society for ... Fox is one of four members two from the ... as fellows in 2014. Fellows are elected every three years, ... 500 members from more than 20 countries, the ISSOL includes ...
(Date:8/20/2014)... SALT LAKE CITY Researchers at Huntsman Cancer Institute (HCI) ... mutated forms of the gene that encodes BCR-ABL, the ... (CML). According to the American Cancer Society, nearly 6,000 ... , Drugs already in use, called tyrosine kinase inhibitors ... disease. They do not cure CML but control it ...
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