Penn study shows that head trauma produces Alzheimer's-like neurodegeneration
...fficient to produce animmediate break in the nerve fibers (axons) connecting neurons -- much likewould occur if one were to stretch a cooked spaghetti noodle until it finallysnapped apart. This type of instantaneous, inertial damage -- known as diffuseaxonal injury, or DAI -- is seen frequently in victims ...Scientists provide first detailed maps of wiring circuitry in the living human brain
... two sides of the brain. One group of the crossing fibers wentforward and to the top of the brain, whereas a...visual information is processed. The two groups of fibers camevery close together to run side-by-side when crossing to the other side of thebrain, but their w...Inflammatory pain may help deter inflammatory diseases like arthritis
...xperience pain when signals from specialized nerve fibers are activated.These pain nerve fibers are triggered when tissue is damaged. They arere-activated by inflammation, the body's normally bene...Oxygen reduces effects of retinal detachment
...he retina, thethin lining of light-sensitive nerve fibers and cells covering the inside wallof the eye. It usually requires emergency surgery. Even though the current findings are the result of animal studies andnot clinical trials on humans, the researchers say the results are so compellingthat oph...NOVANTRONE application for multiple sclerosis granted priority review by FDA
...eath, the fatty substance that insulates the nerve fibers of the brainand spinal cord. This demyelination process causes patches of scar tissue, or"sclerosis," which interfere with the nerve's ability to transport messages fromthe brain to body parts. This can result in a variety of symptoms that rangefro...Immunex Files Supplemental NDA for NOVANTRONE
...yelin, thefatty substance that insulates the nerve fibers of the brain and spinal cord. This substance helps conduct the flow of nerve impulses to and from the brain.In people with MS, the myelin is damaged, causing patches of scar tissue, or"sclerosis," which interferes with the body's ability to transport...New Technique Induces Growth Across Spinal Cord Injury
...d the growth of severed adult mammalianspinal cord fibers across the site of the injury. The animal study a...." It has been known for years that severed nerve fibers in the adult spinal cordcannot regenerate. However, damaged peripheral nerves - those in theextremi......ncerning the corpuscallosum, a large body of nerve fibers that connects the right and lefthemispheres of the brain. Those studies showed that women have a relativelylarger corpus callosum than men. The corpus callosum, however, is composed ofwhite matter, the tissue type seen in this study at lower overall ......ntil now, demonstrations that fused mammaliannerve fibers can conduct electrical impulses have been performed in tissueisolated from the body. Among crucial questions that remain are whether thetechnique can fuse axons in a living mammal and whether this approach can resultin recovery of useful function. ...Researchers Splice Severed Spinal Cords
...adult guinea pigs. Researchers fused the cut nerve fibers using a polymercalled PEG. Electrical impulses wer... Significant numbers, but not all, of the nerve fibers within the cut spinalcords were reconnected. Researchers demonstrated this by passing special dyesth...Ovarian Hormone Could Play Key Role In Easier, Safer Childbirth
...gnant rats by reducing theorganization of collagen fibers in cervical connective tissue, according to workdo..., adisease characterized by an increase incollagen fibers in the skin....New "Body-Friendly" Fat Substitute Can Help To Transform
...ntains high concentrations ofbeta-glucans, soluble fibers found in oats and barley that are known to lowerLDL cholesterol and total cholesterol, factors which have been linked to heartdisease. Nu-Trim is the first fat substitute designed specifically to meet U.S. Food andDrug Administration requirements fo...Scientists Report Cancer Fighting Drug As Possible Treatment For Multiple Sclerosis
...tion in the CNS. When myelin is damaged, the nerve fibers are no longerinsulated and nerve impulses cannot b... myelin and scar tissue that replacesinjured nerve fibers in the CNS underlie these symptoms. Patchy inflammation inthe white matter of the CNS historically i...Chemists Develop Probe To Detect Changes In Imaging Agents Inside Body
... directly into the heart tissue. "We can get these fibers as free samples and simply take outa single fiber and make it into a sensor by coating it with thepolymer that gives us the selectivity needed to detect theimaging agent in the presence of other compounds in tissue. Thenwe insert it into the organ of...