A new study, ‘MicroRNAs in ovarian carcinomas,’ is now available. “The molecular mechanisms involved in epithelial ovarian cancer initiation and progression are just beginning to be elucidated. In particular, it has become evident that microRNAs (miRNAs or miRs), a class of molecules that post-transcriptionally regulate gene expression, play a major role in ovarian tumorigenesis, scientists in the United States report. Source: General Cancer News Articles Provided by Cancer Compass