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Memory and its meaning

October 07, 2019
… in understanding the biological origins of complex brain functions. ...Such understanding would provide … the field’s understanding of how memory works and how the brain uses memory to survive and thrive. They have mastered … of broad scale brain oscillations, which are the rhythms that synchronize neurons to work together. The team …

Are covid ‘comas’ signs of a protective hibernation state?

November 07, 2022
… hypothesize that, as in a hibernating turtle, the brain under sedation and deprived of oxygen may assume a … hypothesize that, as in a hibernating turtle, the brain under sedation and deprived of oxygen may assume a … state, characterized by the same signature change of brain rhythms, is not only observed in cardiac arrest patients …

Symposium highlights numerous leads to combat neurodegeneration

September 24, 2020
… beta The ten neuroscientists who spoke at MIT’s Aging Brain Initiative symposium, “Molecular and Cellular … Sept. 22 delved deep into the complexities of devastating brain diseases such as Alzheimer’s disease, ALS, Huntington’s … network activity. After observing that the power of neural rhythms at “gamma” frequency of 40 Hz are lessened in …

Anesthesia technology precisely controls unconsciousness in animal tests

October 31, 2023
… closed-loop anesthesia delivery system that monitors brain state to tailor propofol dose and achieve exactly the … closed-loop anesthesia delivery system that monitors brain state to tailor propofol dose and achieve exactly the … amid unconsciousness in the animals and the larger scale rhythms that spiking produces, called local field potentials …

Neural representations of categories, rules and concepts

… lab has made a series of discoveries about how neurons the brain’s prefrontal cortex (PFC) enables us to represent and … large-scale coordinated network activity in the form of brain waves contributes to its ability to categorize in … apple), an increase in the power of high-frequency gamma rhythms in the ventral lateral PFC did the trick. When they …

GENUS

… approach: After observing that gamma frequency (40Hz) brain wave power and synchrony is substantially weaker in … in patients, they experimented in mice with instilling the rhythms with completely non-invasive 40Hz flashes of visible … they identified a key mechanism of how GENUS helps the brain to clear amyloid proteins (see second video below): …
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