Sentences with phrase «which damage brain tissue»

In most cases, CTE is thought to be caused by repeated blows to the head, which damage brain tissue and lead to a buildup of an abnormal protein called tau, according to the CTE Center.

Not exact matches

Unfortunately, like most water - soluble vitamins, Vitamin B12 is stored in the liver, kidneys & other tissues & a deficiency may not show up for several years, which is a huge concern because after about 7 years of B12 deficiency there can be irreversible brain damage.

The presence of the S100B protein triggers the release by the body of antibodies which can then leak back into the brain through the damaged blood - brain barrier, where they are thought to attack brain tissue.

Of those who survive, half are left with brain damage, which occurs when the heart starts beating again and a sudden rush of blood into oxygen - starved tissues triggers an avalanche of treacherous biochemical reactions.

Neurosurgeons use electrode grids to identify which areas of the brain are diseased in order to avoid damaging or removing healthy, functional tissue during operations.

Right now, the only widely available treatment for preventing brain damage from stroke is tissue plasminogen activator (tPA), which breaks up blood clots; it must be given within a few hours to be effective, and though it limits initial damage, it doesn't help the brain restore lost synapses or form new ones.

In addition to inflammation, previous microelectrode brain implants made of silicon or microwire have caused neuronal death and glial scarring, which is damage to connective tissue in the nervous system.

* The NIH says its candidate vaccine — which contains the S139N mutation — did not damage brain tissue in earlier monkey tests.

Saatchi, which is owned by France's Publicis Groupe, SA, chose LifeStraw over a field of competitors that included a reusable controller to improve the distribution of IV fluids, a collapsible wheel that can be folded down for easier storage when not in use on bicycles or wheelchairs, an energy - efficient laptop designed for children in developing countries, a 3 - D display that uses special optics and software to project a hologramlike image of patient anatomy for cancer treatment, an inkjet printing system for fabricating tissue scaffolds on which cells can be grown, a visual prosthesis for bypassing a diseased or damaged eye and sending signals directly to the brain, books with embedded sound tracks to help educate illiterate adults on health issues, a phone that provides telecommunications coverage to poor rural populations in developing countries, and a brain - computer interface designed to help paralyzed people communicate via neural signals.

But fetal tissue is scarce, and research in the past several years suggests that stem cells, which can be mass produced in a test tube, can also replace damaged brain tissue.

Experts were concerned that patients with early brain tissue damage — which can be difficult for stroke doctors to see — were more likely to suffer a brain bleed if they were treated with alteplase.

But the number of neurons at a time with which microelectrode arrays can interface must be increased several-fold while making sure the scale - up does not cause damage to brain tissue.

Moreover, recent data also show that in response to brain damage caused by aging, amyloid deposition, demyelination, and other insults, microglial cells activate several genes, including APOE, in order to more efficiently scavenge and clear tissue debris that are very rich in cholesterol due to the natural composition of the brain, which is mostly made of fats.

For more than a century, scientists thought that glial cells were responsible for scar formation; now, however, a paper published in Science shows that spinal cord scar tissue largely derives from a completely unexpected type of cell called a pericyte, opening new opportunities for the treatment of damaged nerve tissue.Lesions to the brain or spinal cord rarely heal fully, which leads to permanent functional impairment.

This leads to excess glucose in the bloodstream, which is severely damaging to tissues in the blood vessels and brain.

Large amounts of free radicals can cause damage in older dogs» brain tissue, which can contribute to cognitive dysfunction and brain lesions.

AAHA, AVMA, AAFP, the Companion Animal Parasite Council (CAPC) and the Center for Disease Control (CDC) strongly recommend parasite control for companion animals for many reasons, including prevention of visceral larva migrans, a condition in which parasites within a human «release larvae that migrate anywhere in the body... Organs commonly affected are the eye, brain, liver and lung, where infections can cause permanent visual, neurologic, or other tissue damage.