All articles tagged with #amyloid clearance
Alzheimer’s research has shifted from treating symptoms to preventing cognitive decline. New blood tests can detect the disease up to ten years before symptoms appear, while early-stage trials for drugs like trontinemab aim to stop the disease before it starts. Although current treatments only modestly slow decline, experts believe acting earlier in the disease process could prevent many cases.
A study at MIT reveals that sensory stimulation at the gamma brain rhythm frequency of 40 Hz can reduce Alzheimer's disease progression in mice by promoting the clearance of amyloid proteins via the brain's glymphatic system. Researchers found that sensory gamma stimulation prompts a specific type of neuron to release peptides, which in turn drive processes that increase amyloid clearance. The study suggests that sensory stimulation of brain rhythms may offer potential for treating neurological disorders.
Multisensory 40 Hz gamma stimulation has been found to promote glymphatic clearance of amyloid in the brain, potentially offering a therapeutic intervention for Alzheimer's disease. This stimulation increased arterial pulsation, CSF influx, and meningeal lymphatic vessel diameter, leading to enhanced clearance of amyloid. The stimulation also modulated astrocytic endfeet, promoting AQP4-dependent glymphatic clearance of amyloid. These findings suggest that noninvasive gamma stimulation may have a role in promoting brain health and potentially alleviating Alzheimer's disease pathology.