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Tag: "major" at biology news

Chemists identify key gene in development of type 1 diabetes

...merous scientific journals and databases, convenes major research conferences and provides educational, science policy and career programs in chemistry. Its main offices are in Washington, D.C., and Columbus, Ohio. ...

International HapMap consortium expands mapping effort

...utstanding human haplotype map that will provide a major new tool in the effort to combat human disease through an understanding of its genetic components." Researchers around the globe can quickly access the HapMap data through free public databases, such as the HapMap Data Coordination Center (http://ww...

Towards precise classification of cancers based on robust gene functional expression profiles

...merous scientific journals and databases, convenes major research conferences and provides educational, science policy and career programs in chemistry. Its main offices are in Washington, D.C., and Columbus, Ohio. ...

Unprecedented water level rise in Somalia

...dented rise in Somalia's Shabelle River and that a major water surge may be headed into the centre of the c...unprecedented in recent times and indicated that a major surge of water was now passing into Central Somalia. Heavy rain was also expected to continue into n...

Artifical cornea lets woman blind 20 years see

...e third world. "Worldwide, corneal blindness is a major problem due to infections, fewer physicians and problems with hygiene," says Afshari. The major hurdle right now, according to Dohlman, is the cost of the procedure. "The healthcare system in poor...

Multiple Campylobacter Genomes Sequenced

...bacter strains and species. For example, there are major structural differences between the genomes caused ...logical behaviors of these strains. There are also major variations in the genes responsible for synthesis of molecules that are important for the interactio...

US life expectancy about to decline, researchers say

... and other high-calorie/low-quality junk foods are major contributors to obesity. "These adverse changes in diet have been driven by a multi-billion dollar marketing campaign by the food industry aimed at young children," said Ludwig. "Cutbacks in funding for regular, mandatory PE classes and limited insu...

Potential treatments for neurofibromatosis

...infants and young children, with tumors growing on major nerves, such as the sciatic nerve that connects the spinal cord with the leg and foot muscles. The tumors can interfere with the function of the brain and other organs, or prevent patients from walking. "Those are particularly tough problems. They'r...

Surprising findings reported about iron overload

...iron absorption by the small intestine. The first major report of findings in the five-year, 100,000-person study will be published tomorrow, April 28, in The New England Journal of Medicine (NEJM). The University of Alabama at Birmingham received $3.1 million of study funds to screen 20,000 people for th...

Use of PET can reduce, may eliminate more strenuous drug development trials with animals

...Nuclear Medicine's Journal of Nuclear Medicine. A major benefit of small animal imaging "is the ability to carry out many studies at various time points with the same animal," said SNM member Michael J. Welch, Ph.D., co-author of "Preparation, Biodistribution and Small Animal PET of 45Ti-Transferrin." Wel...

Drug-resistant bacteria on poultry products differ by brand

...s have indicated that fresh poultry products are a major source of Campylobacter infections in humans. Expo...anies manufacturing the drug. In the meantime, two major U.S. poultry producers, Tyson Food and Perdue Farms, separately announced in 2002 that they would im...

Norovirus, AIDS vaccine and Hepatitis Virus

...e first of its kind to indicate that NoVs may be a major cause of illness among United States travelers who experience TD during extended stays in developing countries," say the researchers. The high frequency of NoV infection among TD cases examined in this study suggests that further investigations conce...

NASA links nanobacteria to kidney stones and other diseases

...posure to the elements of outer space, health is a major concern for astronauts. To further comprehend the implications of NB, trials were conducted at NASA to examine NB, in a bioreactor chamber which simulates conditions of space travel. In this microgravity environment, NB was found to multiply five ti...

Probing the promise and perils of nanoparticles

..., Hong and Leroueil will discuss is one of several major research programs under way in the U-M Center for Biologic Nanotechnology---a multi-disciplinary group includes researchers from the Medical School, the College of Engineering, and the College of Literature, Science, and the Arts, and focuses on biom...

Chemists identify immune system mechanism for methamphetamine binges

...merous scientific journals and databases, convenes major research conferences and provides educational, science policy and career programs in chemistry. Its main offices are in Washington, D.C., and Columbus, Ohio. ...

Great White shark evolution debate involves WSU Lake Campus geology professor

...ly 25 feet and possess two-inch teeth, have been a major research subject of his for the past four years. He holds a doctorate from Duke in paleontology, the study of prehistoric life forms. His academic background also includes master's degrees in zoology and geology and a bachelor's degree in physics and...

Controlling protein diversity

...in today's issue of the journal Molecular Cell. "A major question in biology today is how human cells with 30,000 genes produce at least 120,000 proteins," said Dr. Bert O'Malley, chair of the BCM department of molecular and cellular biology. The answer is a process called alternative splicing in which cer...

Polymers with copper show promise for implanted sensors

...nitor oxygen, acidity (pH), or glucose levels is a major challenge for analytical chemists and biomedical engineers. The problem is, the body responds to these foreign objects in ways that interfere with their ability to accurately measure blood chemistry. In the bloodstream, clots form on the surface of i...

Discovery Promises Simpler Therapy for Sickle Cell Disease

...d vessels through the release of nitric oxide is a major factor behind the disease's primary symptoms -- in...ed blood cell membrane, confirming it as the third major blood gas, along with oxygen and carbon dioxide. Those findings suggested that nitric oxide defects ...

Stem Cell Research Shows Potential for Replacing Tissue Damaged in Heart Attacks

...lls to transform the way we wanted them to. It’s a major step in ES cell research, but there’s still a long way to go. For example, we still don’t know if human cells will react in the same way,?Dr. Lough says. He notes, however, that the research has achieved unprecedented levels of success in this area. ...

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