Humans, and the microbes that live inside us, could be the source of the next generation of antibiotics. German researchers just discovered an antibiotic produced by bacteria that inhabit our noses.

This type of medium is both selective and differential. The MSA will select for organisms such as Staphylococcus species which can live in areas of high salt concentration (plate on the left in the ...

People who persistently carry Staphylococcus aureus (S. aureus) in their nose have fewer species of other bacteria, while certain bacteria may help to prevent S. aureus colonisation. These are the ...