Tag: "prevent" at biology news

Common chemicals morphing into potential toxins in Arctic

...own that fluorotelomer alcohols chemicals used to prevent stains on textiles and in the electronics manufacturing industry appear to last for up to 20 days in the atmosphere and are capable of delivering PFCAs to remote environments," he says. The study was published in the June 15 issue of Environmental S...

Tips from the journals of the American Society for Microbiology

...n fatty acids are being used to treat chickens and prevent infection. Although they have proven somewhat effective researchers believe that the use of medium-chain fatty acids (MCFA) may further decrease the number of acquired food-borne infections in humans. In the study, MCFA's, caproic, caprylic,...

Study sheds new light on genetic risk for Parkinson's disease

...s of Parkinson's disease and perhaps find a way to prevent it." ...

Protein believed to control formation of memory identified by Scripps & UCSD scientists

...the expression of a new protein. Mutations in CREB prevent the activation of certain genes, and animals with defective forms of CREB have problems forming long-term memories. But, scientists asked, was CREB the only protein that controls memory formation? A few years ago, Korzus and Mayford were working at...

Newly grown kidneys can sustain life in rats

...ill still have to take immune suppression drugs to prevent acute rejection, a third type of immune response that directly attacks transplanted tissues. But recipients of human kidney transplants also must take immune suppression drugs. Hammerman and Rogers published their first report on growing kidneys in 1...

Researcher issues caution on live virus vaccines

...e microbiologist warns that live virus vaccines to prevent infectious diseases like West Nile virus and yellow fever could have dire consequences. Should one of the vaccine flaviviruses recombine with a wild-type virus, a new microbe with potentially undesirable properties could result, according to Stephen ...

Protein stops blood-vessel growth, holds promise as cancer therapy

...They also show that high levels of fibulin-5 could prevent the sprouting of new blood vessels by inhibiting the proliferation and movement of endothelial cells. Fibulin-5 interfered with signaling by the proangiogenic factor VEGF, and increased levels of the antiangiogenic factor thrombospondin-1. The resea...

Scientists learn how adjuvant makes vaccines effective

...e future to better understand how they have helped prevent disease in millions of people. By understanding how they work we may be able to design new and more effective adjuvants"....

Improved nutrition could prevent more than half of the world's child deaths annually

...e researchers said they believe that strategies to prevent undernutrition should be one of the top priorities in the global effort to reduce child mortality. Their study appears in the July 1, 2004, issue of the American Journal of Clinical Nutrition. "Malnutrition does not have to be severe to have a signif...

Mammoths stranded on Bering Sea island delayed extinction

...ge and there were sufficient numbers of animals to prevent inbreeding pressures, Guthrie said, and at its present size of 36 square miles is too small to sustain a permanent mammoth population. St. Paul became that size about 5,000 years ago, so mammoths likely became extinct prior to that time. St. Paul li...

Abnormal chromosomes forecast leukemia relapse

...such as a bone marrow transplant, in an attempt to prevent a return of the disease. Patients with normal-looking chromosomes can receive standard therapy. The findings are published in the June 15 issue of the Journal of Clinical Oncology. "For the first time, we have shown in a relatively large group of pa...

Study finds first evidence COX-2 enzymes can regulate DNA damage

...e believes that the ability of COX-2 inhibitors to prevent genotoxin formation during cellular oxidative stress suggests a potential usefulness in cancer prevention and that new drugs could be developed to remove COX-2 derived cellular genotoxins. ...

Altered protein involved in a novel link to Alzheimer's disease

...y suggest an intervention after stroke to lower or prevent additional risk of Alzheimer's. With Dr. Tsai's di...e likely - would allow scientists to find a way to prevent p25 from ever having a chance to cause such devastating neurodegeneration....

Existing drug may prevent brain injury and seizures in newborns

...is no effective intervention for these newborns to prevent brain injury and long-term brain abnormalities," n...opriate intervention after early-life seizures may prevent the development of epilepsy and neurocognitive deficits, as well as brain injury associated with rep...

Two billion vulnerable to floods by 2050; number expected to double or more in two generations

...ces and the ever increasing disasters they trigger prevent people to break through the brutal cycle of povert...e is an urgent need to reassess how we respond and prevent the potential of catastrophic loss of life and economic damage from natural disasters," says Under S...

Yale researchers discover new potential asthma therapeutic targets related to parasites and insects

...nhibits inflammation is unusual in that we did not prevent T helper-2 cell activation," Elias added. "We prevented production of other proteins which are needed to recruit inflammatory cells into the lung."...

Virginia Bioinformatics Institute researcher advances fight against sudden oak death disease

... and uncover valuable information to help cure and prevent sudden oak death disease. In addition, the sequencing of the P. ramorum genome represents the fastest tracking time between the identification of a complex pathogen (in 2000) and the completion of its genome (in 2004). Tyler, along with representativ...

Damaged genes in aging human brain provide clues to cognitive decline

...ression. It will now be important to learn how to prevent this damage, and to understand precisely how it im... could conceivably preserve cognitive function and prevent or delay the onset of neurodegenerative diseases. Along these lines, his lab is also interested in d...

Keeping your peas and carrots safe to eat

...ken the lead in implementing proactive measures to prevent potential contamination of fresh produce with human pathogens," Scheuerell said. Examples include mandated pre-harvest intervals for the application of manure and proposed quality assurance testing regulations for compost tea regulations (a brew of c...

First ever standards linking climate change, biodiversity and poverty seek global peer review

...orestry projects and abbreviated LULUCF, reduce or prevent emissions (e.g., conservation of threatened ecosystems), sequester carbon (e.g., ecosystem restoration, reforestation, agro-forestry, afforestation) or develop substitutes for fossil fuels (bioenergy projects). The Standards, however, can evaluate la...

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