Stories by Beth Mole

A test vaccine has been found to be protective against a synthetic version of the H5N1 virus, but the result might not predict performance on real pandemic H5N1

A new discovery hints at the virus's source, but how it spreads to humans remains unknown

The move is said to be an attempt to dodge restrictions set by Congress

Microbiologists are trying to work out whether the agricultural use of antibiotics is fueling the human epidemic of drug-resistant bacteria

Researchers worldwide are racing to track the spread of a coronavirus that causes diarrhea and vomiting in pigs; it poses no threat to humans

Silencing extra chromosomes in cell cultures could lead to new treatments for the disorder

The intestinal bacteria of obese mice brew up carcinogens that trigger liver cancer

Efforts are under way to standardize fecal transplants, which helps re-establish healthy microbe populations in the guts of patients