Genetics

Single gene change increases mouse lifespan by 20 percent

By lowering the expression of a single gene, researchers at the National Institutes of Health have extended the average lifespan of a group of mice by about 20 percent—the equivalent of raising the average human lifespan ...

Medical research

Scientists identify key protein that modulates organismal aging

Scientists at Sanford-Burnham Medical Research Institute have identified a key factor that regulates the autophagy process, a kind of cleansing mechanism for cells in which waste material and cellular debris is gobbled up ...

Medical research

Study reveals how diabetes drug delays ageing in worms

A widely prescribed type 2 diabetes drug slows down the ageing process by mimicking the effects of dieting, according to a study published today using worms to investigate how the drug works.

Psychology & Psychiatry

Depression in kids linked to cardiac risks in teens

Teens who were depressed as children are far more likely than their peers to be obese, smoke cigarettes and lead sedentary lives, even if they no longer suffer from depression.

Neuroscience

No genetic clock for neuron longevity

(Medical Xpress)—People are living longer than ever before, thanks to medical and technological advances. Unfortunately, aging can be associated with a decrease in brain function. This is because, unlike other cells in ...

Medical research

Researchers identify elusive taste stem cells

Scientists at the Monell Center have identified the location and certain genetic characteristics of taste stem cells on the tongue. The findings will facilitate techniques to grow and manipulate new functional taste cells ...

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