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• This article talks about a study that identified the molecular mechanisms that cause Alzheimer’s disease.
• The researchers used mouse models to understand how tau protein and amyloid beta interact in the brain, which lead to nerve cell death.
• The findings suggest new strategies for developing drug treatments for Alzheimer’s disease.

Overview of Alzheimer’s Disease

Alzheimer’s disease is an age-related neurodegenerative disorder that affects millions of people worldwide. It is characterized by the formation of abnormal deposits of proteins, called amyloid beta plaques and tau tangles, in the brain. These structures can damage and destroy neurons, leading to memory loss and other cognitive issues associated with dementia.

The Study

Recently, a team of scientists from Stony Brook University conducted a study to better understand how these two proteins interact in the brain to cause nerve cell death in patients with Alzheimer’s disease. For their research, they used mouse models to observe the effects of tau protein and amyloid beta on neuronal health over time.


The researchers found that when tau protein binds with amyloid beta it triggers a cascade of events that ultimately leads to nerve cell death. They also discovered that this process occurs through two distinct pathways: one involving inflammation and another involving oxidative stress damage from free radicals generated by cells during metabolism.


These findings could be instrumental in finding new strategies for developing drugs to treat Alzheimer’s disease. By targeting these pathways, scientists may be able to reduce or even stop nerve cell death caused by tau protein binding with amyloid beta plaques in patients with Alzheimer’s disease.


Overall, this study provides valuable insight into the molecular mechanisms behind Alzheimer’s disease and suggests promising avenues for developing new treatments for this debilitating condition.