University of British Columbia Feb 2 2026 A prevention strategy developed by Canadian researchers can reduce the risk of the most common and deadly form of ovarian cancer by nearly 80 per cent, according to a new study published today in  JAMA Network Open  by researchers at the University of British Columbia (UBC).  The strategy, known as opportunistic salpingectomy (OS), involves proactively removing a person's fallopian tubes when they are already undergoing a routine gynecological surgery