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Tag: "else" at biology news

Massive herds of animals found to still exist in Southern Sudan

... the Nile lechwe, which is antelope found no where else in the world, and presumed near extinction. More than 50 beisa oryx were spotted in the Boma area alone. Almost 4,000 Nile lechwe were estimated in the Sudd swamps along with considerable populations of hippopotamus, buffalo and sitatunga. Souther...

Plastic that grows on trees

...est so daunting. “What we have done that no one else has been able to do is convert glucose directly in high yields to a primary building block for fuel and polyesters,” said Z. Conrad Zhang, senior author who led the research and a scientist with the PNNL-based Institute for Interfacial Catalysis, or ...

Study suggests some drug resistance to influenza B medications

...amivir are now used more extensively than anywhere else in the world. In the winter of 2004-2005, an influenza B virus caused a widespread epidemic in Japan, creating an opportunity to assess the effectiveness of neuraminidase inhibitors. The researchers collected influenza B isolates from 74 children bef...

In obesity, brain becomes 'unaware' of fat

...weight, and leptin levels remain normal. Something else must protect them.? The animals that did become obese maintained normal levels of the ARH brain receptors that respond to leptin, the researchers showed, while the level of SOCS-3 rose. Leptin hormone in those heavy animals failed to elicit “any el...

A new study of living cells could revolutionize the way we test drugs

...bsurd or science-fictional. If not us then someone else will soon develop a technique sensitive enough for such studies." ...

Bacteria control how infectious they become, study finds

...t the molecular level will help us figure out what else this protein regulates.? Svetlov and Artsimovitch conducted the study with Georgy Belogurov, a postdoctoral research associate in microbiology at Ohio State, and with researchers from the University of Alabama at Birmingham, the Howard Hughes Medic...

Prenatal cocaine's lasting cellular effects

...imulant-resistant ADHD. "Neither we nor anyone else has yet identified whether this mechanism occurs in the human population," Stanwood said, "so that is a critical next step."...

1/3 of sexually active older adults with HIV/AIDs has unprotected sex

...uals are in a monogamous relationship with someone else who is HIV positive and believe there is no risk of infection.? The study also found that sexual activity was more prevalent among HIV-positive older adults who were not cognitively impaired, were younger and who considered their overall health to ...

Newly discovered fish named after New York aquarium biologist

...l of its freshwater fish species are found nowhere else on earth. The newly described black and gold cichlid is about five inches long, and known locally as a "garaka." It occurs in several river system in the northeastern part of the country. Loiselle himself has discovered ?? fifteen freshwater fis...

Researchers seek to design first treatment for neuroAIDS

... led researchers to ask whether there is something else about HIV besides its attack on immune cells that causes disease in the brain. The emerging answer is that the indirect effects of infection, like proteins released by the virus and chemicals released by human cells reacting to them, are toxic in the...

How mammals fuel milk production may have implications for cancer

...ally a synthetic factory for milk. There’s nothing else like it.? During a typical 21-day course of lactation, a mouse will produce its entire body weight in lipid as well as three times its total body weight in milk, which consists of lipid, protein, and lactose. To accomplish this, two distinct devel...

Genetic study of Neanderthal DNA reveals early split between humans and Neanderthals

...n ancestry, say the authors, but do not share much else after evolving their separate ways. The study, published in this week's issue of Science, also finds no evidence of genetic admixture between Neanderthals and humans. The study helps to explain the evolutionary relationship between Homo sapiens and ...

Ferns provide model for tiny motors powered by evaporation

...aharbiz gave her a book on plants. But something else in the book caught her attention---the section on how ferns spread their spores. "It's essentially a microactuator," said Maharbiz, meaning that the fern sporangium transforms one form of energy, in this case heat via the evaporation of water, into ...

Coral stress 'like never in history'

... have been due to bleaching, disease, or something else - we just don’t know. Regardless, what is clear is that the frequency of die-off was so much lower than it is today," says Pandolfi of his findings. The results, published in the scientific journal ‘Geology? sound a warning bell to modern day reef...

Researchers give name to ancient mystery creature

... discovered in the mammal world. "There is nothing else with teeth quite like it," Craig said. "In an area of North America that's been fairly well studied, it's unusual to have a critter like this pop up. It's not known anywhere else, just in Alberta. And it's quite distinct. There's no mistaking it,"...

Cardiologist's 'living chip' changes science of disease monitoring

...ing, marketing surveys, legal counsel and anything else an entrepreneur needs to develop a successful business. By using these Rochester experts, the researcher doesn't have to spend time learning those aspects of business-building ?he or she can stay at the desk or workbench, continuing to develop the te...

Too mellow for our predatory world

...o be a magnet for evolutionary biologists. Nowhere else is it possible to observe such a variety of different adaptation strategies in such a relatively small number of species. However, it is not only scientists who are drawn to the island; increasingly tourists have also discovered this unique archipela...

PLoS ONE is launched by the Public Library of Science

... authors can respond to the addition, and everyone else can benefit from the resulting dialogue. The possibilities are without limit, and the applications of this technology will no doubt hold some surprises. The beta version5 of PLoS ONE that is launched today is a work-in-progress. It is presented in ...

Dinosaurs -- stones did not help with digestion

... University to Tübingen only recently. Yet what else were the dinosaurs' gastric stones used for? The researchers presume that they were accidentally eaten with their food or could have been swallowed on purpose to improve the intake of minerals. But if the stones did not help to crush vegetable food, ...

Steep oxygen decline halted first land colonization by Earth's sea creatures

...argantuan sizes. "Dinosaurs thrived and nothing else did. There's an explanation for that, and it is that the air sac breathing system in dinosaurs and their descendants, modern birds, is more efficient than systems used by other organisms," Ward said. He and his colleagues tested that hypothesis by...

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