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Tag: "returning" at biology news

Marburg virus disease in Angola - update

...nal logistic support and equipment. Two travelers returning to Portugal from Angola were investigated for possible Marburg virus infection and laboratory results were negative in tests performed by the Bernard-Nocht Institute for Tropical Medicine, Hamburg, Germany, a WHO Reference Laboratory. ...

World-first Living Donor Islet Cell Transplant A Success; Procedure Offers Promise For Diabetics

...nternational trial of the Edmonton Protocol before returning to Japan. Dr. Shapiro first suggested the idea of starting a living donor islet transplant program in Kyoto while lecturing there three years ago. Cadaveric organ donors are scarce in Japan, and living donation has very established roots in liver and...

Norovirus, AIDS vaccine and Hepatitis Virus

... of travelers' diarrhea for United States citizens returning from Mexico and Guatamala say researchers from the U.S., Guatemala, Mexico and Sweden. Their findings appear in the March 2005 issue of the Journal of Clinical Microbiology. It is estimated that 20 to 50 percent of the people traveling to tropical a...

Flocking together: Study shows how animal groups find their way

...ound collecting information locally," he said. "By returning to the group and following the type of algorithm we propose, they could select collectively the direction associated with the best quality information or select collectively the majority direction." Couzin and colleagues are now testing their findin...

Protein prevents detrimental immune effects of bacterial sepsis

... and 6 hours after LPS administration, with levels returning to normal by 24 hours. Higher levels of markers of inflammation, and of organ injury, were measured in annexin 1 deficient animals. Altogether, these findings implied that the protective effects of the annexin 1 pathway were activated in the first fe...

Precise Timing Enabled Pig-to-rat Transplants To Cure Diabetes

... replace the missing rat insulin with pig insulin, returning the rats' blood glucose to normal levels. "The absence of a need for immune suppression after transplanting from one species to another was such an unexpected and encouraging discovery that we wanted to find out more about why that worked and under ...

Leprosy genome tells story of human migrations, French researchers report in Science

...nd was then introduced to Europe by Greek soldiers returning from the Indian campaign of Alexander the Great, according to Cole. More research will be necessary to confirm this, but the new findings indicate that the disease actually originated in East Africa or perhaps the Near East, then migrated eastward an...

Tsunami-damaged coral reefs should be left to recover naturally, say scientists

...he damage was mainly caused by the backwash ?waves returning to the sea that sucked back debris from the shore such as trees, cars, sediment and parts of buildings, which broke and overturned corals. The group recommend that, in most cases, simply removing the debris from the reefs would be sufficient to allo...

Census of Marine Life explorers surprised by diversity, density of Arctic creatures

...orms from the Pacific, Indian and Atlantic oceans, returning them in centrifuge-like fashion. At the same time, because of the great depths and cold, particularly in the benthos, some things may just sit endemically in parts of the Southern Ocean. Seeded with a $525,000 grant, announced today by the New York...

Mosaic mouse technique offers a powerful new tool to study diseases and genetics

...gy Licensing. Meanwhile, he and his colleagues are returning to the lab to see if the technique can be applied to other aspects of developmental biology and disease in mice. ...

Divergent life history shapes gene expression in brains of salmon

...h male salmon spend several years in oceans before returning to freshwater to reproduce, may actually result from active inhibition of development into a sneaker. Previous studies have found that the proportion of sneakers in various salmon populations varies wildly; it appears that males that grow fastest ear...

Industrial contaminants spread by seabirds in High Arctic, new Canadian study shows

... feed in the ocean but then come back to land, are returning not only with food for their young but with contaminants as well. The contaminants accumulate in their bodies and are released on land." The study took place at Cape Vera on northern Devon Island in the Canadian High Arctic, far from industrial and ...

Envisat and ERS-2 reveal hidden side of Hurricane Rita

...o being used to observe the storm during daylight, returning details of its cloud structure and pressure. Notably large waves are seen around the eye of Hurricane Rita in the radar image. ASAR measures the backscatter, which is a measure of the roughness of the ocean surface. On a basic level, bright areas o...

Scientists get first glimpse at how plants, most animals repair UV-damaged DNA

...nated electron stays inside the damage site before returning to the photolyase molecule. Scientists believe that all placental mammals lost the ability to make this enzyme some 170 million years ago, said Zhong, an assistant professor of physics and adjunct assistant professor of chemistry and biochemistry at...

Seafloor creatures destroyed by ice action during ice ages

...animals were retreating to the deep ocean and then returning to recolonise Antartica's shelf seas. Clues to how these two very different communities could have achieved this may lie in the animals' DNA. Sven Thatje continued: 'Our work means that the text books will need to be rewritten. Our next task is to r...

Gene therapy may protect normal tissues during radiation retreatment for lung cancer

...animals were retreating to the deep ocean and then returning to recolonise Antartica's shelf seas. Clues to how these two very different communities could have achieved this may lie in the animals' DNA. Sven Thatje continued: 'Our work means that the text books will need to be rewritten. Our next task is to r...

Researchers know what you were about to say; fMRI used to detect memory storage and retrieval

...pus helps sort through the storage bins of memory, returning the brain to its state at the time of the initial experience. Polyn believes that the knowledge of how the brain uses its memories could be applied to designing more detailed models of memory, which could help treat brain disorders such as Alzheimer...

Tsunami + 1 year: Reviving exhausted fisheries should trump replacing boats, gear, experts say

...n is that these conditions cannot be met by simply returning fishing capacity to the pre-tsunami state, allowing stocks to continue on their downward spiral and condemning fishers to become even more vulnerable," WorldFish says. "Yet there is a very real risk that this will happen if our rehabilitation resp...

3D ultrasound device poised to advance minimally invasive surgery

...sue, Smith explained. The sensors then pick up the returning echoes and relay them back to the scanner where they produce an image of the moving tissue or organ. The scanner uses parallel processing to listen to echoes of each pulse in 16 directions at once. The laparoscopic ultrasound probes have so far been...

Rare Tibetan antelope listed as endangered

...sue, Smith explained. The sensors then pick up the returning echoes and relay them back to the scanner where they produce an image of the moving tissue or organ. The scanner uses parallel processing to listen to echoes of each pulse in 16 directions at once. The laparoscopic ultrasound probes have so far been...

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