Tag: "type" at biology news
Bull's-eye -- Programs targeting math, science teacher shortage may get boost
...oined UH 15 years ago. Williams represents the type
of mentor we believe will help prepare highly qualified educators, Morgan said. We really want to turn out the best teachers possible, not just ones who are certified. Williams is tasked with recruiting freshmen and sophomores into the program a...
Fedoroff, of Penn State, to receive National Medal of Science
...ppressor-mutator element. She discovered a unique type
of heritable, but reversible, regulatory circuit -- now called epigenetic -- that controls the mobility of transposons. After moving to Penn State in 1995 as the Willaman Professor of the Life Sciences, she founded and directed a multidisciplinary ...
Metabolic syndrome -- don't blame the belly fat
...ding factors typically associated with obesity and type
2 diabetes, which have been thought to play a key role in the pathogenesis of the metabolic syndrome. "Our hypothesis was that the metabolic syndrome is really a problem with how we store energy from food, Shulman explained. "The idea is that insul...
Gene discovered for type 1 diabetes in children
...ified a gene variant that raises a childs risk for type
1 diabetes, formerly called juvenile diabetes. As ...wledge to the four genes previously discovered for type
1 diabetes, in which the immune system destroys insulin-producing beta cells in the pancreas and mak...
A decisive step toward a cure for insulin dependent diabetes
Montreal, July 15, 2007 A diagnosis of type
I diabetes means a life sentence of medical follow...nd Hakonarson have detected a new gene involved in type
I diabetes. To date, only 4 of the genes responsible for this disease had been identifiedthis now ma...
The origin of perennial water-ice at the South Pole of Mars
... The discovery of the ice deposits of the first type
confirms the long-standing hypothesis that CO2 acts as a cold-trap for water-ice. But how were the other two types of deposits, not trapped by CO2, accumulated and preserved over time" Franck Montmessin, from the Service d'Aronomie du CNRS/IPSL (F...
Geologists witness unique volcanic mudflow in action in New Zealand
...ake break-out lahar at Mount Ruapehu. A lahar is a type
of mudflow composed of water and other sediment that flows down from a volcano, typically along a river valley. Lahars are caused by the rapid melting of snow and/or glaciers during a volcanic eruption, or as in the case of Mount Ruapehu, the break...
Major breakthrough in understanding how HIV interferes with infected cell division
...rugs to combat HIV. Human immunodeficiency virus type
1 (HIV-1) causes AIDS by depleting essential immune cells called CD4+T lymphocytes in infected individuals, resulting in a compromised immune system. At the center of this process is the HIV protein, viral protein R (Vpr), which stops infected CD4+T ...
Boosting key milk nutrients may help lower type 2 diabetes risk
...east in part, be one reason behind the epidemic of type
2 diabetes, suggests new research conducted at Tuf...the American diet could help decrease the risk of type
2 diabetes by nearly 15 percent, according to the new meta-analysis and review published in the Jour...
Study shows cane sugar, corn sweeteners have similar effects on appetite
...the study. But there is no direct link between the type
of sweetener and obesity. As far as appetite is co...h participant went through separate tests for each type
of beverage over the span of several weeks. Study participants who drank a non-caloric diet cola at...
Scientists find brown fat master switch
...switch" in mice for the production of brown fat, a type
of adipose tissue that generates heat and counters...that is found in brown but not in white fat -- the type
that stores excess calories and causes waistlines to bulge. In some of the mouse experiments, the...
Insulin sensitizer also serves as energy-conserving signal to the brain
...d circulating levels of adiponectin in obesity and type
2 diabetes may contribute to the insulin resistance that characterizes both conditions. In addition to its peripheral actions on the liver and skeletal muscle, adiponectin has also been reported to have central actions, Kadowaki said. Recently, how...
New blood test might offer early warning of deep belly fat
...ncern as it has been linked to insulin resistance, type
2 diabetes, and heart disease risk. The research...marker for visceral obesity and increased risk for type
2 diabetes and other adverse outcomes of visceral obesity, said Blher. In addition, pharmacological ...
New research shows vaginal bacteria vary among healthy women, need customized treatment
...ases such as HIV. His research team compared the type
of vaginal bacteria in a representative group of Caucasian and black women in North America. Three major findings emerged from the study: there are at least eight kinds of normal vaginal bacterial communities, each community is different, and, among ...
Neutral evolution has helped shape our genome
.... Katsanis and his team first stumbled onto one type
of repeat element while looking at genes associated with Bardet Biedl syndrome, a rare disorder of substantial interest to the lab. While hunting for new genes, they found portions of DNA that had been copied from the mitochondria, the energy-making ...
Global community listens to TAU genetic researcher at EU Conference on Hearing Loss
...st recently, Prof. Avrahams group discovered a new type
of hearing impairment in Israel called OTSC4, a form with onset in early adulthood. Other landmark gene discovery research conducted by Prof. Avraham is now being used in diagnostic tests for patients. Knowing ones genetic predisposition can certai...
New way to target and kill antibiotic-resistant bacteria found
...c health problem. In the last decade, almost every type
of bacteria has become more resistant to antibiotic treatment. These bugs cause deadly infections that are difficult to treat and expensive to cure. Every time someone takes an antibiotic, the drug kills the weakest bacteria in the bloodstream. An...
Scientists gain important insights into acute promyelocytic leukemia
...o the complex molecular events that cause a deadly type
of leukemia. The research, published in the July issue of the journal Cancer Cell, published by Cell Press, illuminates specific mechanisms involved in development of acute promyelocytic leukemia (APL) and identifies promising new avenues to develop ...
Tiny tweezers and yeast help St. Jude show how cancer drug works
...ital and Delft University of Technology. Using a type
of nanotechnology called magnetic tweezers as well as yeast cells, investigators showed that a camptothecin drug called topotecan kills cancer cells by preventing an enzyme, called DNA topoisomerase I, from uncoiling double-stranded DNA in those cell...
Gene's activity points to more lethal subtype of AML
...at show distinctive damage. In these patients, the type
of damage helps doctors determine the best therapy and an individual's prognosis. In 2005, Bloomfield, Marcucci and colleagues were the first to show that high ERG levels predicted a poor response to therapy in patients whose cancer cells have nor...
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