Delivery guidelines should be updated to reflect these results, the authors write.

Governor Phil Murphy signs a bill honoring the bacterium discovered in his state’s soil, now known for its antibiotic compounds used to treat tuberculosis.

The former Columbia University professor’s early work helped illuminate the structure of penicillin, allowing chemists to make variants and broaden the scope of antibiotic treatments.

A report also concludes that an investment of $2 per person per year could forestall that fate.

A photograph of microbes producing the antibiotic actinorhodin is one of many images on display at the Oxford University Museum of Natural History this winter.

Experiments in mice and people find that probiotic supplements don’t consistently change the composition of the gut microbiome, and may have adverse effects after antibiotics.

Scientists work out the specific genes and biochemical steps required for digesting the very drugs designed to kill microbes.

Drug-free environments, such as a designated ward in a hospital, might reduce the strength of selection for resistance.

The antimicrobial drug neomycin protects mice from some viral infections, complicating the picture of the relationship between antibiotics and susceptibility to viruses.