Tag: "hibernation" at biology news

Buying Time Through Hibernation on Demand

...irst time, induced a state of reversible metabolic hibernation in mice. This achievement, the first demonstration... it and turning it on and off, inducing a state of hibernation on demand," said Roth, a member of Fred Hutchinson's Basic Sciences Division. During a hibernation-...

U-M team recovers ancient whale in Egyptian desert

...irst time, induced a state of reversible metabolic hibernation in mice. This achievement, the first demonstration... it and turning it on and off, inducing a state of hibernation on demand," said Roth, a member of Fred Hutchinson's Basic Sciences Division. During a hibernation-...

Darkness unveils vital metabolic fuel switch between sugar and fat

...ame metabolic system, whether we are talking about hibernation or not," said senior author Cheng Chi Lee, Ph.D., ...nce of increased fat consumption, all hallmarks of hibernation in larger mammals. The authors note that 5'-AMP has previously been shown to regulate enzyme activi...

Possible brain hormone may unlock mystery of hibernation

The discovery of a possible hibernation hormone in the brain may unlock the mystery behind...onal adaptation, according to the researchers. As hibernation factors endow animals with an incredible ability to cope under otherwise lethal conditions--ratcheti...

Breaks in hibernation help fight bugs

...es rapidly in warm temperature, a regular break in hibernation would be an important adaptation to combat the ger... animals would still have to regularly break their hibernation to ensure protection at all temperatures, Luis explains. "Our model, which is confirmed by fiel...

Reversing 'hibernating' heart muscle focus of UB researchers

... myocytes undergo in order to remain viable during hibernation limit their long-term ability to recover fully after revascularization. John M. Canty, M.D., Albert and Elizabeth Rekate Chair in Cardiovascular Disease in the UB School of Medicine and Biomedical Sciences and chief of the Division of Cardiovascula...

What animals can tell us about hemorrhage, organ transplants and aging

...viable outside the body for much longer during the hibernation season and the squirrel can tolerate a much greate...when the hibernating squirrel briefly arouses from hibernation during the winter and its physiology has returned to normal. These findings could one day extend t...

Scientists find potential 'off-switch' for HIV virus

...to assert themselves immediately, forcing HIV into hibernation with high frequency and reducing the threat to the host." Weinberger said that drugs already exist that target other cellular enzymes, so there is reason to hope the approach will work. "There is precedent for this type of treatment," he said...

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