For years scientists have puzzled over why the intracellular pathogen Salmonella is able to survive—and thrive—in human and animal tissues, even within otherwise hostile cells that are part of ...

More information: Ziying Chen et al, An RNase III–processed sRNA coordinates sialic acid metabolism of Salmonella enterica during gut colonization, Proceedings of the National Academy of ...

Their findings also show that the behavioral changes commonly observed in Salmonella in laboratory settings don’t necessarily reflect how they behave in the natural environment, said Eduardo A.