UCLA imaging study reveals how pure oxygen harms the brain
..."Pure oxygen kindles the match that fuels a forest fire of harm to the body," said Harper. "But a little whiff of carbon dioxide makes it all go away." Based on their findings, the researchers strongly encourage healthcare providers to add carbon dioxide to oxygen dispensation, especially when resusc...'Smart' mice teach scientists about learning process, brain disorders
...in nerve-cell membranes and stimulates the cell to fire when a nerve-cell-signaling molecule, or neurotransmitter, binds to it. NR2B previously has been implicated in the early stages of learning. The new research showed that when Cdk5 is removed from the brain, the levels of NR2B significantly increase...Treating HIV in war zones -- Public health emergencies need rapid advice from WHO
...d on ART since December 2003, says: "I heard gun fire all through the night. When I had only five pills left I lost my appetite and felt desperatebut despite the uncertainty I continued to take my treatment at the correct hour When I had only one pill left I had the courage to go out and seek some more ...Detecting cold, feeling pain: Study reveals why menthol feels fresh
...that, in mice, the receptor triggers the nerves to fire pain signals when they are exposed to high ambient heat or the fiery properties of peppery food. (Science, April 14, 2000). The study demonstrated that capsaicin and noxious heat elicit the sensation of burning pain through activation of the same rec...Paying taxes, according to the brain, can bring satisfaction
... taxes. These brain regions are the same ones that fire when basic needs such as food and pleasures (sweets or social contact) are satisfied. The surprising element for us was that in a situation in which your money is simply given to others where you do not have a free choice you still get reward-cen...Speeding up CT scans with cellphone technology, ultrasound warning signal for breast cancer
...he multiplexing CT scanner, multiple x-ray sources fire simultaneously to capture images from multiple views at the same time. In general, a factor of N/2 (N=total number of images) increase in the speed can be achieved using the multiplexing technique. For example, the speed of clinical CT scanners that ...Worcester Polytechnic Institute to host national forum on locating first responders inside buildings
...y (NIST), and the U.S. Navy. Motivated by a 1999 fire in the Worcester (Mass.) Cold Storage Warehouse, i...an affordable system that requires no setup at the fire scene and that can precisely track up to 100 first responders in three dimensions, displaying their ...Floods and fires across Europe captured from space
...ncy requested the aid of the Charter. Heat and fire While Britain fights floods, southern European... tourists fled to beaches to escape a fast-burning fire and had to be rescued via boats and helicopters. Local media reports two elderly locals were killed ...WPI wins $1M to develop system to locate and monitor emergency workers in buildings
...be reliable, low-cost and require no set-up at the fire scene. Firefighters or other emergency workers will wear transmitters on their turnout gear or clothing. Their signals will be picked up by receivers located on emergency vehicles around the building. The receivers will use sophisticated, custom-desi...Chromatin remodeling complex connected to DNA damage control
...on in Smithville, Texas. If DNA damage is like a fire that spreads when impaired cells divide and multiply, then the DNA checkpoint and repair system can be considered a first-response firebreak. Checkpoint genes temporarily halt a cell's division and assess its DNA. The "fire" is either doused by DNA r...Reanalysis of controversial meta-analysis says writing off rosiglitazone may be premature
...a for the treatment of type 2 diabetes, came under fire after an article published online May 21 by the New England Journal of Medicine linked it to significantly increased risk of heart attack and cardiovascular death. That article was based on a meta-analysis conducted by Dr. Steven Nissen and Kathy W...