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Tag: "severity" at biology news

Antibiotic Resistant Bacterium Uses Sonar-like Strategy to “See?Enemies or Prey

...nism, should preventtoxin production and limit the severity of infection,?says MichaelGilmore, PhD, lead author of the study, and currently director ofresearch at the Schepens Eye Research Institute and professor ofophthalmology at Harvard Medical School. Gilmore and his team have spent years studying the ba...

Scientists find fossil proof of Egypt's ancient climate

... relying on wooly bear caterpillars to predict the severity of winter, the snails actually reveal clues about the climate and environment of western Egypt, lo those many years ago. They also could shed light on the possible role weather and climate played in the dispersal of humans "out of Africa" and into Eu...

Artifical cornea lets woman blind 20 years see

...ys. "A regular cornea wouldn't work because of the severity of damage to my corneas. But now my life is more like normal and I can do more things on my own and finally read the things that I want to read." While many people with cornea damage are eligible to become candidates for standard human cornea transp...

Genetically modified rice in China benefits farmers' health, study finds

...whether to apply pesticides on observations of the severity of pest infestations, rather than on any prescribed dosages of pesticide. The 2002 survey included 40 farmers who devoted all or part of their acreage to a genetically modified rice strain and 37 farmers who planted all non-genetically modified rice...

Variation in women's X chromosomes may explain differences among individuals, between sexes

...romosome abnormalities, Willard said. The expected severity of symptoms associated with the loss or aberration of particular portions of the X chromosome will depend on the number of active genes normally contained within that segment, he explained. The findings also highlight key differences between female ...

Antiretroviral therapy may prevent excess risk of some cancers in people with HIV

...hey note that questions remain about the types and severity of cancers that will appear in coming years among patients on HAART, who have less severe but prolonged immunosuppression. "Controlling the epidemic and ameliorating the suffering of persons living with HIV/AIDS are more urgent than ever," they write...

Discovery Promises Simpler Therapy for Sickle Cell Disease

...rocess nitric oxide in the blood correspond to the severity of their disease symptoms. That result might expla...ith sickle cell exhibit extreme variability in the severity of their symptoms, despite the fact that the disease stems from a single genetic defect, Stamler sai...

No relief for Pacific Northwest drought

...Northwest, according to new projections of drought severity and fire risk that are based on "general circulati...od from now to August show some pockets of drought severity and associated fire risks in southern Florida, Maine and southeastern Arizona. And there is a major ...

Infants With Rare Genetic Disease Saved by Cord Blood Stem Cells

...e study showed. While the child's age and symptom severity at the time of transplant are crucial to determining outcome, the source of stem cells is also important, said Kurtzberg. Cord blood appears to provide a better and faster correction of enzyme deficiencies than does adult bone marrow, she said. Stem...

Mystery Blood Vessel Disorder Implicated In 'Mini' Strokes

...ery most often affected in dolichoectasia, and the severity of small vessel disease. "This study is the first to show an association between intracranial arterial dolichoectasia and the whole spectrum of small vessel disease abnormalities, thus defining a new cerebrovascular syndrome," said Amarenco. The re...

Canada approves marijuana-based pain spray

...aid Dr. Gordon. “This is very important since pain severity varies between different patients and even in the ...ons. Side-effects were usually mild or moderate in severity and often resolved with down-titration or interruption of treatment.8 Sativex is expected to be ava...

UCSD research reveals mechanism involved with type of fatal epilepsy

...within 10 years of onset. Medications can ease the severity of initial symptoms, but there is no long-term treatment or cure for the disease. A puzzling aspect of the disease is the accumulation of starch-/glycogen-like granules in most tissues of Lafora disease patients. Thus, researchers have long thought ...

Infants with Rare Genetic Disease Saved By Cord Blood Stem Cells

...e study showed. While the child's age and symptom severity at the time of transplant are crucial to determining outcome, the source of stem cells is also important, said Kurtzberg. Cord blood appears to provide a better and faster correction of enzyme deficiencies than does adult bone marrow, she said. Stem...

Sugar beet virus mutation requires Texas touch

...hat could producers do to reduce the incidence and severity of the disease. "We started doing a lot of work with both of the viruses, and by default, I ended up with more experience than anyone else," he said. Strong genetic resistance to rhizomania was bred into sugar beet varieties and until 2002, that was...

Primates on the brink

...arth's forests. The 2004-2006 list focuses on the severity of the overall threat rather than mere numbers. Some on the list, such as the Sumatran orangutan, still number in the low thousands but are disappearing at a faster rate than other primates. The December tsunamis that devastated coastal Sumatra have ...

Natural Killers Could Lead to New Hepatitis Treatments

...howed a reduced patrolling, as well as a decreased severity of artificially induced hepatitis. “So, all the evidence we can obtain so far points to CXCR6 being involved in promoting survival of these NKT cells when they get into the environment of the liver, and that's how the cells tend to accumulate there,...

UCLA cancer researchers shake loose hidden biomarker

... its expression in the cell is proportional to the severity of the cancer ?the more advanced the disease, the more PSMA is expressed. Rajasekaran and his team also showed for the first time in this study that prostate cancer cells maintain a well-differentiated morphology, with the PSMA hidden in the apical ...

Late peak may have prevented severe flu season from becoming worse

... flu season from being even worse. A flu season's severity is reflected in hospital admissions for community-acquired pneumonia (CAP), one of the most common complications of the flu. Solucient analyzed CAP discharge data from October 2002 through March 2005. The data was provided by ACTrackerTM, an online t...

Study Finds Moderate Hypothermia A Safe Treatment For Traumatic Brain Injury In Kids

... hypothermia tended to reduce mortality, lower the severity of intracranial hypertension during the cooling phase and has the potential to improve the functional outcome of young patients. Therefore, it was determined that hypothermia is likely a safe therapeutic intervention for children after severe TBI up...

Attacks of King George III's madness linked to key metabolism molecule

...a, though the King's attacks were unusual in their severity and that they didn't appear until he was 50. Seve...e liver] PCG-1 alpha is a major determinant of the severity of acute porphyric attacks in mouse models of chemical porphyria." Through a series of experiments ...

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