Sentences with phrase «trigger brain cell activity»

Deep brain stimulation is used in Parkinson's disease to trigger brain cell activity and prevent the abnormal signalling that causes debilitating tremors, but placing the electrodes required is highly invasive.

Not exact matches

The scientists were further able to demonstrate how the brain implements this placebo effect: although the subjects were given the same pain stimuli, the nerve cells in the second run triggered a different pattern of brain activity.

That alters gut microbe populations, triggering the activity of pro-inflammatory T cells, which cause further damage in the brain, mouse studies show.

To visualize neuronal activity in real time, researchers injected mice with a virus that induced their brain cells to glow, or fluoresce, anytime an electrical impulse was triggered by something the mouse saw.

In a report on the mouse studies, published online Sept. 11 in PNAS (Proceedings of the National Academy of Sciences of the United States of America), the investigators say the genetic alteration appears to release the biochemical «brakes» on brain cells involved in body movement, reasoning and perception of the world, triggering over-excited activity and reactions.

This triggered brain cells to oscillate together, creating gamma waves — a type of brain activity that is often weaker in people with Alzheimer's.

The idea: trigger immune activity within the brain itself to kill remaining tumor cells — the ones neurosurgeons can't take out, which make this type of tumor so dangerous.