Brain cells in older Drosophila tend to have more than two complete sets of chromosomes, and that polyploidy most likely has a protective function, a study shows.

Scientists uncover a potential reason why redder house finches have better health.

Researchers find strains of the bacterium Klebsiella pneumoniae that produce high levels of alcohol in 60 percent of patients with the condition.

A small study finds that the tiny extracellular vesicles from patients with hepatocellular carcinoma have RNA content distinct from patients with cirrhosis only.

In mice, seeing and smelling food causes immediate cellular changes that ready the liver to convert incoming amino acids to proteins.

Separate proof-of-concept studies report success against two inherited diseases.

Even in mice with a busted circadian clock and an unhealthy diet, carefully timed feeding overcomes the rodents’ predispositions for metabolic diseases.

Researchers used a trio of transcription factors to transform pancreatic duct cells in vivo into β-like cells that secrete insulin and improve diabetes symptoms.

The 44-year-old patient has Hunter syndrome, which doctors hope to treat using zinc finger nucleases.