OHSU researchers demonstrate how Alzheimer's disease impacts important brain cell function
...nections called synapses. Tiny electrical impulses pass from cell to cell at these synapses. The process also involves a variety of proteins that play various roles prior to, and following these cell transmissions. These proteins are referred to as presynaptic and postsynaptic proteins respectively. Of th...Antibiotic might fight HIV-induced neurological problems
...arrier, the biological "wall" that limits what can pass from the blood into the brain. Other researchers have reported that this antibiotic can protect brain cells in animal models of other diseases -- multiple sclerosis, amyotrophic lateral sclerosis, Alzheimer's disease, stroke and more. The drug is bei...CPR instructions should focus on continuous chest compressions, UT Southwestern physicians recommend
...us priming the pump more. However, if four minutes pass and help has still not arrived, the person performing chest compressions should then give two mouth-to-mouth breaths, followed by 100 chest compressions, then two more breaths, and so on. "People are more likely and more able to perform CPR if they ...Researchers prevent post-traumatic brain damage
...ort and nutrition to neurons (the nerve cells that pass information throughout the brain) are pushed to divide extensively, producing scar tissue, Faden said. Earlier work by the researchers had pinpointed genes that were turned on or off after trauma to the brain or spinal cord, and many of these were f...Researchers discover 'window on the brain' that could help treat disorders
...vity in the human brain become distorted when they pass through the skull, much like light through frosted glass. Measurements of brain activity using electrodes attached to the skull, such as an EEG (electroencephalograph), produce "a smeared picture of brain activity," according to Tucker. Such distorti...Vaginal cancer detected more often with PET than CT scans
...of the body by detecting the amount of X-rays that pass through the body's tissues. Small tumors can easily escape detection. On the other hand, PET scans detect radioactivity that emanates directly from a tumor after a patient has received a dose of radioactive glucose, which accumulates in tumors. Even...American Academy of Neurology supports embryonic stem-cell research bill
...R. Swift, MD, president of the AAN. "It is time to pass this important legislation. It will give American researchers a much better chance to better understand and hopefully treat neurological conditions such as Alzheimer's disease, epilepsy, Lou Gehrig's disease, multiple sclerosis, and Parkinson's disea...Strong magnetic fields aid severe depression
... the patient being anaesthetised. Then the doctors pass electrical impulses through the patient's head via two electrodes, thereby triggering an epileptic spasm. This changes the cerebralchemistry in the area of the forehead, a region which, among other things, regulates the emotions and steers the psycho...Experts report dental X-rays effectively identify stroke risk factors
...arotid arteries, located on each side of the neck, pass through the region visualized on the panoramic X-ray, making it possible for a dentist to view these significant blockages, which appear as patchy white spots. "These findings demonstrate the increasingly important role that a general dentist can pla...Decline in performance of candidates taking a postgraduate medical examination between 1997 and 2001
... in the past on 'norm-referencing' for setting the pass mark, when a fixed proportion of candidates was allowed to pass at each examination, meant that candidates passing the examination at the end of this period had a s...Antiretroviral therapy may prevent HIV transmission from breastfeeding mothers to infants
...orld. Researchers in the first study found mothers pass antiretroviral medications on to their breastfeeding infants in concentrations high enough to prevent infection. The second study showed levels of HIV RNA in breast milk are lower in mothers taking antiretroviral therapy than those who are not. Both ...Mental-state reasoning is universal milestone in child development
... children, typically by measuring their ability to pass false-belief tasks, such as the example above. Yet...been conducted in Western cultures, where children pass such tests around the age of 5. New research reveals that children reach this false-belief milestone...Family environment is a significant predictor of adolescent obesity
... or obese, and it's not just their genes that they pass on. Most significantly, when children grow up in families with bad eating habits and sedentary lifestyles dominated by television watching and video games, they are 33.3 percent more likely to become overweight or obese as young adults. Bad eating ha......re aspirin discovered today, it would probably not pass muster at the Food and Drug Administration for any indication without a black box warning." Aspirin May Be Safer than Thought for Heart Failure Patients with Coronary Artery Disease Although aspirin is strongly recommended for most people at high r...Orlando meeting highlights work about making systems, tools, and products safe and easy to use
... copies of the papers noted below, request a press pass to the meeting, or reach the speakers, contact Lois Smith (310/394-1811, lois@hfes.org , in Orlando: 407/503-3000). DISASTER PREPAREDNESS Up from the Rubble: Lessons Learned about HRI from Search and Rescue Robin R. Murphy and Jennifer L. Burke,...Simulator can help stroke patients drive again
... likely as stroke patients without the training to pass an official driving test at the end of a five-week... using simulator training were more likely both to pass the driver's test and to retain the skill level achieved in training. The possibilities to apply sim...Prescription drugs can interact with a variety of foods
...first-pass). The ability of a drug to successfully pass from the GI tract to the plasma is called its bioavailability. Grapefruit juice inhibits first-pass drug metabolism, increasing bioavailability. Many elderly patients vacation or spend winters in southern states such as Florida, where they may be mo...Old mystery solved, revealing origin of regulatory T cells that 'police' and protect the body
... thymus to eliminate these bad cells. T cells that pass both levels of selection are then released into the bloodstream to perform vital immune functions. "It was believed that the only way to induce what is known as central tolerance was by deleting harmful T cells during development," says Liu. But scie...New book focuses on how to market better nutrition
...will not eat any better even if we can get them to pass a nutrition quiz," writes Wansink, an expert on how advertising, packaging and personality traits all influence a person's eating habits. He is director of the Cornell Food and Brand Lab, a group of interdisciplinary researchers who have conducted mo...Military funds research on how nicotine impairs bone healing
...nACHRs can do this because they form gateways that pass through the barrier that separates the outside and... nACHR-enabled calcium flow, along with helping to pass on nerve signals, also regulates the behavior of certain genes. That the body has evolved to use neu...