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Tag: "flesh" at biology news

Heart repair gets new muscle

... human body deal with injury better than others. A flesh wound or muscle tear might hurt, but, assuming you are otherwise healthy, both will heal. The prognosis for a heart attack, on the other hand, is not so clear-cut. It has long been thought that cardiac cells (cardiomyocytes) lack the capacity for se...

Red delicious, Northern Spy apples have most antioxidants, chemists find

...ere five times more prevalent in the skin than the flesh of the apples. * Two polyphenols, epicatechin and...apple with a high proportion of polyphenols in the flesh and skin can potentially produce more health benefits,?Tsao said. “But eating any apple is better th...

For first time, brain cells generated in a dish

...cells that are the building blocks of bones, skin, flesh and organs, the actual stem cell as it exists in the brain has been enigmatic, according to Dennis Steindler, Ph.D., executive director of the McKnight Brain Institute and senior author of the paper. Its general location was known, but it was an obsc...

Evolution mystery: Spider venom and bacteria share same toxin

...cteria. The toxin from the spider's venom can kill flesh at the bite site; the bacterium causes various illnesses in farm animals. "Our research was inspired by the fact that we have a group of spiders with a unique toxin, and that toxin also happens to exist outside the animal kingdom in this particular ...

Scientists find mutations that let bird flu adapt to humans

...ze the receptors on avian cells. The work helps flesh out the changes that have occurred in the worrisome strain of avian influenza virus known as H5N1, a strain some fear could be the organism that will trigger a pandemic of virulent human influenza. The avian virus has already changed dramatically fro...

Bats prey on nocturnally migrating songbirds

...e only insects in summer, included some songbirds' flesh in their diet during spring, and depended a great ... autumn. Moreover, a higher fraction of songbirds' flesh in autumn than in spring was attributed to the more massive passerine migration in autumn, because b...

Bones in motion: Brown scientists to create new 3-D X-ray system

...age that surround them, would require cutting into flesh ?not a desirable option. The new system, dubbed CTX, will combine the 3-D capability of CT scanners and the real-time movement tracking of cinefluoroscopy. CTX technology is expected to deliver images with exceptional precision and detail. Researc...

From the deep -- Researchers find new species of sea anemone

...igrations along the California coast. While the flesh of a dead whale decomposes within weeks, the bones can last anywhere from 60 to 100 years. "As that happens, the bacteria that break down the bones release sulfur," Daly said. "A whole community of aquatic creatures uses that sulfur to make energy...

For many insects, winter survival is in the genes

... will be back to bug us come spring. A study of flesh flies and a handful of other insects suggests that...w of only two such proteins that were activated in flesh flies during cooler weather. "Insects need heat-shock proteins in order to survive," said David D...

Ice Age extinction claimed highly carnivorous Alaskan wolves

...t and more adapted for forceful bites and shearing flesh than are those of modern wolves. They also showed a higher incidence of broken teeth than living wolves. “Taken together, these features suggest a wolf specialized for killing and consuming relatively large prey, and also possibly habitual scaven...

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