
Researchers have utilized a highly sensitive mass spectrometry analysis to identify and measure difficult-to-detect N-glycan biomarkers associated with ovarian cancers in stages I-IV. In a surprising finding, the researchers determined that the level of biomarkers associated with ovarian cancer does not simply increase or decrease over the course of the disease, but can rise and fall during different stages.
http://www.sciencedaily.com/releases/2015/09/150916184915.htm