Effect of Alzheimer's Disease on Cholinergic Neurons (image) Johns Hopkins Medicine Share Print E-Mail Caption This shows the cholinergic neurons of a healthy mouse at 12 months of age (left) compared to those of a mouse with "Alzheimer's disease" at 7 months (right). The diseased neurons are fragmented and show clumps of what may be cellular debris. Credit eLife Usage Restrictions None Share Print E-Mail 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.