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 the ...

A pathogen is a living thing that causes disease. Viruses and bacteria can be pathogens, but there are also other types of pathogens. Every single living thing, even bacteria themselves, can get ...

Researchers have come up with a new way to identify more infectious variants of viruses or bacteria that start spreading in humans - including those causing flu, COVID, whooping cough and tuberculosis ...

A recent uptick in pediatric pneumonia cases in one Ohio county led some social media users to falsely claim the cases are tied to a similar rise in respiratory illnesses in China. “Mysterious ...