Biomarker Profiles and Categories (IMAGE) NIH/National Institute on Aging Caption This table shows column of the eight biomarker profiles (left) and corresponding categories (right) outlined in the framework that could be used to group research participants. The biomarker profiles can be sorted into three broader categories: Normal Alzheimer's biomarkers, Alzheimer's continuum and non-Alzheimer's pathologic change. Credit NIA-AA Research Framework Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.