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Tag: "widespread" at biology news

Scratch no more: Gene for itch sensation discovered

... advance online publication. Chronic itching is a widespread problem. It can be caused by skin disorders like eczema, or it can stem from a deeper problem such as kidney failure or liver disease. It can be a serious side effect of cancer therapies or powerful painkillers like morphine. For some people, chronic...

Common cancer gene sends death order to tiny killer

...ng for missing miR-34a in other cancers. If it's a widespread phenomenon, the work could lead to treatments that aim to restore the missing microRNA to cancer cells. ...

The kapok connection -- Study explains rainforest similarities

...n for plywood," Dick said. "It might be saved from widespread extinction by continuing to invade new land areas through oceanic dispersal."...

Potato wart eyed as risk to potato production

...ato late blight, the plant disease responsible for widespread potato shortages, the lesser known potato wart has the potential to be as devastating to economies that depend on potato production, say plant pathologists with The American Phytopathological Society (APS). According to Gary Franc, plant pathologis...

Scientists close in on missing carbon sink

... release carbon into the atmosphere as a result of widespread logging, burning, and other forms of clearing land. The new research indicates, instead, that tropical ecosystems are the net source of only about 100 million tons of carbon, even though tropical deforestation is occurring rapidly. "Our results in...

Putting feelings into words produces therapeutic effects in the brain

...ygdala,” Creswell said. “We also saw activation in widespread centers of the prefrontal cortex for people who are high in mindfulness. This suggests people who are more mindful bring all sorts of prefrontal resources to turn down the amygdala. These findings may help explain the beneficial health effects of min...

UQ research heralds vaccine technology breakthrough

Respiratory syncytial virus (RSV) infection is a widespread infant illness that has been linked to asthma and can be deadly but may be curable by the development of this new vaccine technology by the Sir Albert Sakzewski Virus Research Centre and The University of Queensland's Faculty of Biological and Chemic...

In Iran, cheetahs collared for the first time

...etahs in Iran ranged from 100 to 400 animals. But widespread poaching of cheetahs and their prey during the early years of the 1979 revolution, along with degradation of habitat due to livestock grazing, have pushed this important predator to the brink of extinction. Historically cheetahs have played a signif...

Whiteflies and plant viruses can help each other to speed up biological invasion

... Mediterranean/North Africa region, and its recent widespread invasion has been assisted by the worldwide flower trade. The question remains how this pest can increase so rapidly and displace native biotypes of whitefly after it has been transported to new localities. The research compared development, surv...

Natural antibiotics yield secrets to atom-level imaging technique

... cells, so drugs designed to mimic them could have widespread medical applications, said Ramamoorthy, who is an associate professor of chemistry and an associate research scientist in the Biophysics Research Division. While researchers have identified hundreds of AMPs in recent years, they're still puzzling ...

Tibetan antelope slowly recovering, WCS says

...time, the team witnessed no direct evidence of the widespread poaching that was evident just a few years ago. ...rope and the U.S., which fueled a black market and widespread poaching in this remote area. In the mid 1990s, Schaller estimated that perhaps 75,000 chiru remain...

Paper challenges 1491 Amazonian population theories

... increasing vocalization that there was much more widespread habitat transformation; that you still had a bulk of people along the river but their influence extended deep into the forest. It's still nebulous, and difficult to get people to map stuff, or put hard numbers on it, but there is a sentiment that the...

Study suggests some drug resistance to influenza B medications

...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 before and after oseltamivir therapy and from 348 untreated patients with influenza (i...

Vitamins: Science doesn't always match policy

...paucity of established scientific evidence and the widespread use of vitamin supplements, Rosenberg suggests that supplements be regulated, as they are currently subject to very little federal regulation. "Right now, the term multivitamin encompasses hundreds, if not thousands, of products with varied content a...

NIAID DNA vaccine for H5N1 avian influenza enters human trial

...lly H5N1, have emerged in the past decade, causing widespread sickness and death in domestic and wild bird populations. As of December 27, 2006, 261 laboratory-confirmed human cases of H5N1 had been reported to the World Health Organization, resulting in death of more than half of infected individuals. While hu...

Female Antarctic seals give cold shoulder to local males

...k's Nature, suggest that female choice may be more widespread in nature than previously believed and that such s... this also suggests that female choice may be more widespread in nature than we previously thought." Studies of other species have shown links between genetic v...

Sheffield scientists light up bacteria

...erials and the Dental School, the sensor will have widespread applications beyond the initial project. Dr Steve Rimmer from the University’s Department of Chemistry, said: "The project is a great example of progress that can be achieved at the life sciences/physical sciences interface and we hope the projec...

New mechanism for nutrient uptake discovered

...n the February 11th on-line edition of Nature, has widespread potential—from understanding human diseases, such as kidney function, to engineering better crops. "Every cell in every organism has a system for bringing in nutrition and expelling waste," explained lead author Dominique Loqué. "Some are through po...

Rapid, Low-Cost DNA Testing

...osts very little, and it's very quick. The most widespread and common method of screening DNA is called gel electrophoresis. Each test takes 1 hour and can cost as much as $1.00. Setting up a lab for gel electrophoresis requires a capital expenditure of $5,000. By contrast, Professor Rothberg's technique onl...

Darwin's famous finches and Venter's marine microbes

... players, but actually they are more prevalent and widespread than histidine kinases," explains Manning. Bacteria were thought to rely mostly on histidine kinases, which are structurally different from protein kinases, for all their signaling needs. Even though the different kinase families had very little s...

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