A Model of Huntingtin Aggregation (image) American Institute of Physics Caption Huntingtin begins as a monomer and then self-associates and forms various oligomeric species, which further aggregate together to form the characteristic fibrillar amyloid structure on the right. Credit K.Shen/Stanford Usage Restrictions This image may be used only with appropriate caption and credit. 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.