Italian lawmakers have demanded formal approval for a controversial stem-cell therapy, but allowed some patients to continue treatment under stricter rules.
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Researchers find that reducing mitochondrial protein production in some animals can increase lifespan by activating a protective stress response.
The activity of one type of immune cell helps regrow the limbs of amputated salamanders.
The essential nutrient can kill drug-resistant Mycobacterium tuberculosis by producing oxidative radicals that damage DNA.
Viruses that attack bacteria may be an important component of our gut microbiota.
A sequencing study suggests that some genes have evolved in parallel in humans and their canine companions, likely as a result of shared selection pressures.
The cost of DNA sequencing has gotten more expensive for the first time since records have been kept.
Some geneticists are skeptical of a project that will analyze the DNA of high-IQ individuals to identify genetic variants related to intelligence.
Last week brought scientists one step closer to outlining a plan for the massive government-funded project.
A molecule found only in the blood of young mice dramatically reverses thickening and stiffening of the heart muscle in old mice.
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