A Mass. General Hospital study reveals how solid stress from nodular brain tumors compresses adjacent healthy tissue, restricts blood supply and damages neurons. The psychiatric drug lithium may be able to reduce these effects. (Giorgio Seano, PhD, Steele Laboratories of Tumor Biology, Department of Radiation Oncology, Massachusetts General Hospital)
The bacteria, fungi and viruses that live inside us are collectively called our microbiome, and they play an important role in our health. But scientists also think that the bacteria in our guts might help some cancers develop and change how these cancers respond to treatment.