At the target, it stimulates approximately 1 cubic centimeter of brain tissue, "about the size of a pea, " according to Gross.
Previous efforts to document neural wiring usually required samples of brain tissue to be sliced into hundreds or thousands of thin sections and then painstakingly reconstructed.
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McKee immunostained samples of his brain tissue, and saw big splotches of tau all over the frontal and temporal lobes.
The retinal nerve fiber layer is the one part of the brain where nerve cells are not covered with the fat and protein sheathing called myelin, making this assessment specific for nerve damage as opposed to brain MRI changes, which reflect an array of different types of tissue processes in the brain.
An autism research group has recently set up a system to encourage the donation of brain tissue from people with autism.
Meninges are the thin layers of tissue that protect the brain and the spinal cord under the skull.
The method also overcomes limitations posed by current treatments in which radiation may damage portions of healthy brain tissue.
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The study on 185 people also hinted that patients given the drug developed fewer regions of damaged brain tissue.
When they carried out a post-mortem on the patient who died, they found some of the brain tissue that had been dying off through Alzheimer's had started to rejuvenate.
Brain tumors are the growth of abnormal cells in the brain tissue.
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She pulled out a large photographic blowup of a brain-tissue sample.
Even more intriguingly, nerve cells in the colons of Parkinson's sufferers who are constipated contain structural abnormalities known as Lewy bodies, which are a hallmark of the affected brain tissue in people with Parkinson's.
Although nitric oxide did not reduce the risk of all neurologic complications, only 12% of the infants who received it suffered a severe brain haemorrhage or tissue damage, compared to 24% of those who did not.
Dr Lassmann and collaborators from the Mayo Clinic in Rochester, Minnesota and the University of Gottingen in Germany gathered tissue samples from 51 patients who had brain biopsies performed during acute flare-ups of MS and 32 who died during acute episodes.
In one case, a man who had been a linebacker for sixteen years, you could see, without the aid of magnification, that there was trouble: there was a shiny tan layer of scar tissue, right on the surface of the frontal lobe, where the brain had repeatedly slammed into the skull.
The only way to determine if Seau suffered CTE is to analyze the brain tissue for "hallmarks of the dementia-like disease, " Gupta said.
Duerson's death, and specifically the decision to shoot himself in the chest, apparently to avoid damaging his brain tissue, shocked members of his family and the football community.
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The Agriculture Department confirmed the first case of mad cow disease in America on December 23, 2003, in a cow born in Alberta, Canada, in April 1997, only four months before the United States and Canada began banning the use of brain and spinal cord tissue in cattle feed.
But he said the detrimental effect on cognition could be due to be attributable to poor heart and lung function affecting the brain, or directly harmful effects of smoking on brain - as well as lung - tissue.
The Australian research focused on the thermal effects or specific absorption rate (SAR) of radio frequency radiation - a measure of its actual effects on brain tissue, whereas the earlier study simply looked at electromagnetic radiation levels.
However, brain scans also showed that fewer brain lesions, damaged areas of tissue, formed in patients given the drug.
Using nonsteroid drugs to counter brain-tissue inflammation offers another avenue of promise.
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The mice who lacked apoE and clusterin showed signs of higher levels of amyloid protein not only in their brain tissue, also in the fluid surrounding individual brain cells and the fluid surrounding the entire brain.
Other autoimmune forms include dermatitis herpetiformis, which causes itchy skin lesions, and gluten ataxia, which affects brain tissue, resulting in unsteady gait and lack of motor control.
Interfere with it when the developing brain is casting out the two bulges of nerve tissue that become the eyes, and you get cyclopean sheep.
Sales increased in the wake of fears that electromagnetic radiation from the mobile could affect brain tissue.
According to the National Coalition Against the Misuse of Pesticides, studies of pesticide harm point to everything from elevated rates of childhood leukemias, soft-tissue sarcomas (aggressive tumors), and brain cancers to childhood asthma and other respiratory problems.
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The donor tissue came from a woman who had been declared brain-dead, with the permission of that woman's family, doctors said.
For her pioneering approach to biomaterial development to regenerate damaged nerve tissue and for her development of a new method to deliver drugs to the spinal cord and brain.
One experiment measured the brain structure of pathological liars, and compared it to normal controls more specifically, the ratio of gray matter (the neural tissue that makes up the bulk of our brains) to white matter (the wiring that connects those brain cells).
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