We hear a lot more about our bad bugs than our good bugs — about treatment-resistant gonorrhea and C. difficile and run-amok E.coli. But we also hear more and more about how our bodies are ecosystems ...

An experimental treatment using viruses to kill bacteria gave a mother more months of life and furthered knowledge to help future patients, researchers report in a recent case study. It was a ...

Allogeneic hematopoietic-cell transplantation is a mainstay of treatment for hematologic cancers, and the gut microbiota — the collection of archaea, bacteria, fungi, protists, and viruses that reside ...