TDP-43—a pathogenic protein—exhibits distinct neurological spreading patterns in amyotrophic lateral sclerosis (ALS) (IMAGE) Niigata University Caption Using novel mouse ALS models, researchers discovered that the pathogenic TDP-43 exhibits distinct propagation patterns in the corticospinal pathway and spinal circuits, providing insights into the mechanisms underlying the progressive neurodegeneration in ALS. Credit Niigata University Usage Restrictions The image may only be used with appropriate caption or credit. License Original 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.