News tagged with life span
Why females live longer than males: is it due to the father's sperm?
Dec 01, 2009 |
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Researchers in Japan have found that female mice produced by using genetic material from two mothers but no father live significantly longer than mice with the normal mix of maternal and paternal genes. Their findings provide ...
Longevity pill on the horizon?
Jul 10, 2009 |
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(PhysOrg.com) -- While applauding findings that an Easter Island compound extends the lives of middle-aged mice, University of Washington longevity researchers caution that healthy people shouldn't start taking the drug in ...
Life-extending protein can also have damaging effects on brain cells
Biology /
Jul 01, 2008 |
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Proteins widely believed to protect against aging can actually cause oxidative damage in mammalian brain cells, according to a new report in the July Cell Metabolism, a publication of Cell Press. The findings suggest that t ...
Growth hormone's link to starvation may be clue to increasing life span
Jun 28, 2008 |
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Researchers at UT Southwestern Medical Center have determined that starvation blocks the effects of growth hormone via a mechanism that may have implications in treating diabetes and extending life span.
Extra pores on plants could ease global warming: Japan study
Dec 10, 2009 |
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Japanese researchers said Thursday they had found a way to make plant leaves absorb more carbon dioxide in an innovation that may one day help ease global warming and boost food production.
Eating less may not extend life
Jan 23, 2009 |
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If you are a mouse on the chubby side, then eating less may help you live longer.
Glucose to glycerol conversion in long-lived yeast provides anti-aging effects
May 08, 2009 |
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Cell biologists have found a more filling substitute for caloric restriction in extending the life span of simple organisms. In a study published May 8 in the open-access journal PLoS Genetics, researchers from the Univer ...
Scientists unlock possible aging secret in genetically altered fruit fly
Biology /
Jan 22, 2009 |
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Brown University researchers have identified a cellular mechanism that could someday help fight the aging process.
Probing Question: Are 'superfoods' really nutritional powerhouses?
Aug 20, 2009 |
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You’ve probably seen the supermarket tabloid articles with titles like “The 12 Foods Everyone Should Eat” or “Four Foods for Peak Performance.” Every week there’s another berry, grain or bafflingly-named compound that is ...
In the Palace of the Naked Mole-Rat
Biology /
Feb 24, 2009 |
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Naked Mole-Rats are ugly, but also very interesting mammals. Now scientists want to find out, if the males influence the distribution of male and female progeny.
A 'spoonful of sugar' makes the worms' life span go down
Nov 03, 2009 |
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If worms are any indication, all the sugar in your diet could spell much more than obesity and type 2 diabetes. Researchers reporting in the November issue of Cell Metabolism, a Cell Press publication, say it might also b ...
Fitness levels decline with age, especially after 45
Oct 26, 2009 |
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Men and women become gradually less fit with age, with declines accelerating after age 45, according to a report in the October 26 issue of Archives of Internal Medicine, one of the JAMA/Archives journals. However, mainta ...
Survival mode that protects cells when oxygen is low also slows aging (w/Video)
Apr 16, 2009 |
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A biochemical pathway that helps keep cells alive when oxygen is low also plays a role in longevity and resistance against some diseases of old age, according to a report to be published April 16 in the journal ...
Reproductive life of male mice is increased by living with females
Biology /
Jan 22, 2009 |
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Living with a female of its species can extend the reproductive life of a male mouse by a dramatic 20 percent, according to a study reported at the online site of the journal Biology of Reproduction.
US has no good system to track medical implants
Oct 05, 2009 |
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(AP) -- Three years ago, the maker of a surgical clip called the Hem-o-lok issued an urgent recall notice warning doctors to stop using the fasteners on living kidney donors. It said the clips could dislodge ...
