Accelerated heartbeart mystery: Is odd electrical wave the key?
... the cellular soldiers out of sync and into a very fast but inefficient rhythm that results in a weakened pump output. Implanted devices can deliver a series of electrical pulses to disrupt these errant waves and restore a normal heartbeat. The Johns Hopkins researchers found that the same kind of spiral ......e-free. Dried or frozen foods, sodas, fried foods, fast food (include take-out Chinese) and excessive sweets are seen as unhealthy. Home-cooked meals are considered healthier than restaurant food. All three Asian groups emphasized eating vegetables over fruit. Interviewees also emphasized the import...High-fat diets hammer memory, more than a waistline worry
... "These results provide direct evidence that fast food diets, particularly a diet high in saturated ...he neurotoxin. "These findings show that fast food diets impaired memory acquisition in mice and made their brains more vulnerable to kainate-indu...Molecular clock genes influence metabolism of sugar and dietary fats
...tting after the hunt to continuous availability of fast food. Nutritionists have long speculated that it might matter whether we "nibble" or "gorge" our calories, and that this makes a difference in how our bodies handle a high-fat diet. "These results suggest that it may not just be what we eat, but also...Advances in plasma physics at Annual APS Meeting
...nd), infrared cameras, spectrometers, edge probes, fast gas puffs, and modern computing and modeling codes were trained to reveal the detailed nature and conditions of these bursts. An advanced diagnostic using atomic lithium beams has been developed to provide information on our understanding of when th...Advances in plasma physics at Annual APS Meeting
...nd), infrared cameras, spectrometers, edge probes, fast gas puffs, and modern computing and modeling codes were trained to reveal the detailed nature and conditions of these bursts. An advanced diagnostic using atomic lithium beams has been developed to provide information on our understanding of when th...Heart arrhythmias easily treated, yet few know risks
...ventricular tachycardia, which means that the very fast heart rate was triggered by abnormal electrical impulses originating from her upper heart chambers. It was not a particularly dangerous type. Sandra was investigating her options when she had a frightening wake-up call. While driving in the car...Method developed to replicate stem cells from the heart
...dies, scientists at Johns Hopkins have developed a fast and safe method for collecting heart stem cells from remarkably small amounts of biopsied heart tissue (15 mg or less), and growing the cells in the lab to get more. The technique gets the job done within four weeks, producing enough stem cells to ...Chemoprevention backgrounder: Working for a future of cancer chemoprevention
...n to the group, directing them to work as hard and fast as they can on the development of cancer preventive compounds. Projects funded by the consortium cover the spectrum of cancers and are designed to quickly test the cancer preventive potential of new agents. But several of the first studies launched ...Researchers find ultrasound helps drug dissolve stroke-causing blood clots
...in while tPA was administered. "This frequency is fast but gentle, safe to use and efficacious. It creates micro-vibrations that work on the surface of the clot to open up a larger surface that the tPA can then bind to and penetrate," he said. In addition to killing more than 167,000 Americans a year, s...Computer simulation shows how fibrils form
...pontaneous fibril formation in about 60 hours on a fast computer. That's much quicker than atomic-level simulations. In the simulation movie, 12 to 96 peptides were initially scattered randomly across the computer screen. When set into motion, the researchers first saw groups of two to five proteins...ESA at the world's largest medical exhibition
...ety of products exhibited ranges from biochips for fast classification of tumors to micro-systems for analytics, to newly developed tomographs, telemedicine and laser-technology - a perfect environment for ESA to show to a specialised audience the vast range of possibilities which space research offers to...Testosterone patch will test FDA's decision making
...e Food and Drug Administration (FDA) has granted a fast track review of testosterone patches for women with low sex drive, despite concerns about insufficient data and potentially misleading marketing by their manufacturer Proctor & Gamble, claim two articles in this week's BMJ. The patch is the first d...ESA service makes customised maps available to African aid workers
... by relief organisations and the pressure is to be fast and accurate. Off-line mapping services are expens... do not have the response time required for simple fast delivery products. HUMAN wanted to provide these organisations with a tool that could satisfy their...Two days of post-surgical pain relief now possible with just one shot
...r surgery is an important factor contributing to a fast recovery," said Martin. "In fact, research shows that patients whose post-surgery pain is managed properly may have less complicated rehabilitation periods and fewer chronic pain problems than those whose pain is not managed properly." DepoDurTM: T...Dec. 7 tip sheet Annals of Internal Medicine
...ericans are overweight, and the usual suspects are fast food, high-fat food, too much food, and too little exercise (Editorial, p. 885). It might be possible that a 24/7 lifestyle and lack of sleep also leads to overeating and weight gain, they say. But they point out that this study does not find a cause...News tips from the Journal of Neuroscience
...s, so too does electrical brain activity, from the fast oscillating pattern of wakefulness to the slower waves of sleep states and then back to the fast activity associated with rapid eye movement (REM) sleep. This week, Gervasoni et al. examine the dyn...First US SARS vaccine trial opens at NIH
...its severity, and its ability to be spread far and fast by international travelers, spurred medical researchers. NIAID researchers developed the vaccine with unprecedented speed. Just 21 months passed from when international health officials recognized SARS as a new infectious disease to the opening of th...Pacemakers could protect patients with epilepsy from sudden unexplained death
...(bradycardia, 40 beats per minute or less) or very fast beats (tachycardia, 140 beats or more per minute) were detected. Patients were studied for up to 22 months; ECG patterns monitored heart rhythms during 377 seizures. Heart rate during habitual seizures exceeded 100 beats per minute among 16 patients...Animal studies show stem cells might make biological pacemaker
...r patients. We want to bring this to the clinic as fast as possible, but we need to be extremely careful. If this process isn't done properly, it could jeopardize a very promising field." The genetic engineering of the ES cells, accomplished by Tian Xue, Ph.D., a postdoctoral fellow at the School of Me...