WORLDWIDE CONTACT US ABOUT US INVENTING FOR LIFE PRODUCTS RESEARCH LICENSING NEWSROOM CAREERS INVESTORS Home Understanding Biomarkers: MicroSatellite Instability High / MisMatch Repair Deficiency Our understanding of cancer is always growing. Recently, scientists uncovered new uses for biomarkers called MicroSatellite Instability High (MSI-H) or MisMatch Repair deficiency (dMMR). MSI-H/dMMR in the Body Find out more about how the MisMatch Repair system acts as quality control for the creation of DNA in the body... and what happens when it doesn’t do its job correctly. CANCER DIAGNOSIS TESTING FOR MSI-H OR dMMR PERSONALIZED CARE THE PAST Focus on tumor location THE FUTURE Focus on biomarkers Questions about MSI-H/dMMR? VIEW Q&A What Cancers Have in Common: Pushing the Boundaries of Science A point of view by Dr. Mary Savage Published August 2018 Copyright. © 2009-2018 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc. All rights reserved. Forward-Looking Statement Privacy Terms of Use Site Map