How Does Ovarian Cancer Form? A New Study Points to MicroRNA - Cancer Currents Blog National Cancer Institute sent this bulletin at 07/30/2020 10:33 AM EDT Having trouble viewing this email? View it as a Web page. You are subscribed to Cancer Currents: An NCI Cancer Research Blog from the National Cancer Institute. Recent posts are listed below. How Does Ovarian Cancer Form? A New Study Points to MicroRNA 07/30/2020 A microRNA—a molecule made by cells to turn genes on and off—called miR-181a may help high-grade serous ovarian cancer form, a study has found. The scientists think the microRNA could potentially help doctors detect ovarian cancer earlier.