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… AD pathology in the brain. For more information contact gamma.wave@mit.edu Chronic Treatment of Alzheimer's Disease … and activity throughout the study. They will take home a gamma light and sound device to use daily. Half of the … original group assignment. For more information contact gamma.wave@mit.edu Acute Exposure of Individuals with …

Why visual stimulation may work against Alzheimer’s

May 07, 2019

… amyloid plaques in mice neurodegeneration oscillations gamma aging … model mouse, and an Alzheimer's mouse treated with gamma-frequency light flicker. Beneficial brain waves Tsai’s … 40 hertz (cycles per second) induces brain waves known as gamma oscillations in the visual cortex. These brain waves …

A neuron’s neighbors

March 14, 2025

… key role in her research showing that stimulating the 40Hz gamma frequency rhythm in the brain can promote clearance of …

Colloquium on the Brain and Cognition with Li-Huei Tsai, PhD, MIT

… and Neuroprotection Rhythmic neural activity in the gamma range (30–80 Hz) plays a crucial role in cognitive … 40 Hz in AD model mice to assess the effects of enhancing gamma oscillations. Our findings demonstrate that GENUS increases gamma power across multiple brain regions. Moreover, daily …

Statistical model defines ketamine anesthesia’s effects on the brain

September 03, 2021

… at MGH showed alternating patterns of high-frequency gamma rhythms and very low-frequency delta rhythms in … distinct bands of high power (warmer colors) at high "gamma" frequencies and very low "delta" frequencies. To … characterized the previously observed alternations between gamma and delta rhythms, but a few other more subtle states …

40Hz rhythms fight Alzheimer’s at the cellular and molecular level

… level Discoveries With evidence that the power of 40Hz “gamma” frequency brain waves, or rhythms, are decreased in … Tsai’s lab became the first to show that increasing gamma promotes improved neural network connectivity, widens … or glia. Above: A depiction of how sensory stimulation of gamma rhythms may help clear amyloid from the brain. Flashing …

New trial to test brain wave stimulation as Alzheimer’s preventative

August 25, 2020

… can reduce disease pathology before onset of symptoms gamma neurodegeneration 40Hz With a new $1.8 million grant … safe, non-invasive approach of sensory stimulation of 40Hz gamma brain rhythms can have a preventative benefit for … the light and sound stimulation technique, called Gamma ENtrainment Using Sensory Stimuli ( GENUS ), improved …

When Alzheimer’s degrades cells that cross hemispheres, visual memory suffers

August 19, 2022

… their function visual cortex neurodegeneration synapse gamma … Alzheimer’s. “This study demonstrates the propagation of gamma rhythm synchrony across the brain hemispheres via the … discrimination but that the synchrony, both at high “gamma” and lower “theta” frequency rhythms, was significantly …

Brain waves and cognition

… see a triangle”) are transmitted via higher frequency “gamma” rhythms while “top down” signals (e.g. “we care about … waves from deep layers of the cortex typically govern when gamma waves can flow in more superficial cortical layers. His … reasoning, the peak frequencies in each band (beta vs. gamma) increase, suggesting that these frequency differences …

GENUS

… try a completely different approach: After observing that gamma frequency (40Hz) brain wave power and synchrony is … potential treatment for neurodegeneration: GENUS , for Gamma ENtrainment Using Sensory stimuli. A 2019 study in …