New Alzheimer's Link Points to Immune Attack And Blood-Brain Barrier <img width="128" height="52" src="https://www.sciencealert.com/images/2023/05/BrainNeurons.jpg" alt="Brain neurons"/> This could be how the brain's defense breaks down. https://www.sciencealert.com/new-alzheimers-link-points-to-immune-attack-and-blood-brain-barrier