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Tag: "losing" at biology news

Sleepless for science: Flies show link between sleep, immune system in Stanford study

...y be a two-way street: sick flies can't sleep, and losing sleep makes them more susceptible to infection. "When flies get sick, they stop sleeping," said David Schneider, PhD, assistant professor of microbiology and immunology. "Disrupting sleep in turn disrupts the immune system, which makes them even m...

DNA-damage test could aid drug development

...the normal way, dividing four or five times before losing their nucleus and becoming immature red blood cells. Shuga then studied the way these developing cells reacted to three toxic DNA- damaging agents whose effects had been studied by Samson's lab, and found the results correlated well with results f...

World's leading scientists announce creation of 'Encyclopedia of Life'

...odiversity is so incomplete that we are at risk of losing a great deal of it before it is ever discovered," Wilson called for a contemporary, dynamic portrait of the living Earth. "I wish that we will work together to help create the key tool that we need to inspire preservation of Earth’s biodiversity: ...

Amphibians in losing race with environmental change

... face of these challenges, amphibians appear to be losing the battle ?of 5,743 known species of amphibians on Earth, 43 percent are in decline, 32 percent are threatened and 168 species are believed extinct. The impacts of changes are far more pervasive on amphibians than many other vertebrates, such as bir...

Arctic ice retreating more quickly than computer models project

... models point in the same direction: the Arctic is losing ice at an increasingly rapid pace and the impact of greenhouse gases is growing," says NCAR scientist Marika Holland, one of the study’s co-authors. The authors compared model simulations of past climate with observations by satellites and other i...

Runners -- Let thirst be your guide

...r before thirst will reliably remind you to drink, losing that little is not sufficient to cause any significant health problems,” Verbalis says. “Many of us are often dehydrated to such small degrees, and it does not significantly affect us.” But he adds that endurance exercisers who don’t want to rely ...

Massive herds of animals found to still exist in Southern Sudan

...f the famous Serengeti migrations. “We cannot risk losing this amazing natural resource now,” said Fay. The Wildlife Conservation Society is calling for the creation of a Sudano-Sahel Initiative, based on the model of the Congo Basin Forest Partnership, to foster wise natural resource management in a reg...

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