Sunday, March 04, 2018

neurology

Measuring deep-brain neurons’ electrical signals at high speed with light instead of electrodes
February 28, 2018

Archon1 ft 
“We will be able to watch a neural computation happen ... a step toward understanding what a thought or a feeling actually is.” --- Prof. Edward Boyden
Researchers at MIT have developed a new approach to measure electrical activity deep in the brain: using light — an easier, faster, and more informative method than inserting electrodes. They’ve developed a new light-sensitive protein that can be embedded into neuron membranes, where it emits a fluorescent signal that indicates how much voltage a particular cell … more…


Low-cost EEG can now be used to reconstruct images of what you see
February 27, 2018

(left) Test image. (right) Brain's image captured by EEG and decoded. (credit: Dan Nemrodov et al./eNeuro 
Has promising uses for locked-in patients and forensics --- no expensive fMRI machine needed
A new technique developed by University of Toronto Scarborough neuroscientists has, for the first time, used EEG detection of brain activity in reconstructing images of what people perceive. The new technique “could provide a means of communication for people who are unable to verbally communicate,” said Dan Nemrodov, Ph.D., a postdoctoral fellow in Assistant Professor Adrian … more…

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