Largest study yet reveals which cancers have their own microbiomes

MedicalXpress | juil. 07, 2026

For decades, cancer has been thought of as a purely human disease—rogue cells multiplying out of control, with no room for anything else in the picture. But a growing body of research suggests that isn't quite right. Some tumors, it turns out, come with company: communities of bacteria, viruses and fungi living on, between and even inside the cancer cells themselves.