Some brain cells 'change channels' to fine-tune the message
... electric current, within minutes the channels are replaced by ones made of GluR2 and GluR3. After the swap, sodium can still get in, but calcium is kept out. To learn more about how this takes place, the Hopkins researchers studied brain cells from genetically engineered mice. Through their experiments, the ...HIV and ID doctors oppose ideologically driven STI prevention policies
...ine Association (HIVMA) say these programs must be replaced with STI prevention policies that are based on sound science, not ideology. Federal funding for programs teaching abstinence until marriage as the only way to avoid STIs has been increasing since the late 1990s, to nearly $170 million this year. An ...Researchers say breast cancer in Africa may provide clues to the disease in African-Americans
...les, these protective behaviors are expected to be replaced with known risk factors for breast cancer. The authors conclude, "The parallels between African American and Sub-Saharan African breast cancer patients suggests the possible effects of hereditary factors, and these influences may cause the younger a...USC dental researchers develop first test for predicting cavities in children
...d by Medicare. Fillings deteriorate and need to be replaced with larger fillings, often leading to root canals, crowns and even tooth loss. That is why stopping the formation of cavities is so important, Denny said. "It's the initial cavity or caries that we're worried about," he said. "If we can prevent tha...New network of gastrointestinal immune cells discovered
...ired for cell migration and dendrite formation was replaced with a gene that produces a fluorescent protein. Examination of the animals' tissues revealed populations of dendritic cells throughout the small intestine in a layer just below the epithelial lining. It previously had been believed that gastrointe...New study reveals treatment for 'silent killer' using diet, not drugs
...lood pressure] is lowered when animal products are replaced with vegetable products in both normotensives and hypertensives (5,7,26). The beneficial expected consequences of a reduction in BP include a reduction in major coronary events (29). Vegetarians have been shown to have a lower incidence of coronary h...Entrepreneurism Center at UC San Diego funds commercialization of lung, shock, other devices
... from the femoral vein needs to be accelerated and replaced by a continuous plasma filtration process. With the von Liebig Center funding, the researchers will conduct studies they hope will help establish the feasibility of a filtration technology to remove inflammatory mediators from plasma. Schmid-Schonbe...Chemicals found in cherries may help fight diabetes
...e fresh fruit have been removed during processing, replaced with food coloring, and extra sugar has been added. The American Chemical Society is a nonprofit organization, chartered by the U.S. Congress, with a multidisciplinary membership of more than 159,000 chemists and chemical engineers. It publishes num...Novel p53 gene-based therapy boosts immune system and reduces tumor size
...e p53 protein it was delivering was actually being replaced in the targeted tumors, and that the treatment produced beneficial and possibly sustained local immune responses in the patients tested. "We have nice evidence of a double-acting mechanism of gene therapy, something that has not been seen before in ...Obesity tied to increased risk for dozens of conditions
...diabetes, and six times more likely to have a knee replaced or have high blood pressure than are their normal-weight peers, say researchers for the Fred Hutchinson Cancer Research Center in Seattle. The researchers drew their conclusions from information provided by 73,003 adults aged 50 to 76 who lived in we...Can we learn new tricks from an old drug in treating heart attacks?
... AMI, although in recent years it has been largely replaced by other drugs. However, Dr. Bacaner now believes that bretylium may offer unique advantages in heart attack treatment, and that it can be given effectively orally. In a study of 110 patients with AMI, potentially deadly arrhythmias developed in j......more quickly than silver fillings, so they must be replaced in a fraction of the time. Fong is an assistant professor in Tech's Department of Chemistry and Chemical Engineering, and he is one of the leading scientists nationwide in the field of "electrospinning and nanofibers." "Improving the mechanical pro...Britain should adopt universal hepatitis B immunisation
...provide adequate coverage in Britain and should be replaced by universal immunisation, writes Nicholas Beeching of the Royal Liverpool University Hospital. The hepatitis B virus causes up to a million deaths worldwide every year. In the United Kingdom, 4,500 acute hepatitis B virus infections, 7,500 new cases......on of Taiwan. However, quarantine was subsequently replaced as a control strategy in Taiwan because only 133 (0.06%) of those quarantined developed probable or suspected SARS, and most confirmed cases became infected in a hospital setting. The problems and solutions encountered during the SARS epidemic have ...Minimally invasive surgery for heart rhythm abnormality proven effective
...sponsible for atrial fibrillation. Damiano's team replaced most of the Cox maze incisions with lesions created using the new, less invasive approach in 40 consecutive patients treated for atrial fibrillation at Barnes-Jewish Hospital from January 2002 to October 2003. Overall, the success of the procedure wa...Life saving option replaces open heart surgery in newborns
...rid technique has proved so successful that it has replaced the traditional method for use with newborns at the University of Chicago Children's Hospital. Using our new hybrid technique, we have a better chance of achieving our goal of having a child who can live a normal active life following these three pro...New system would vastly improve heart defibrillation
...e discomfort and danger of having to have a device replaced frequently. The largest killer of Americans is heart disease, claiming one million Americans annually. About 300,000 of these deaths are attributed to arrhythmia. The first line of defense against arrhythmia is defibrillation, which requires that t...NJIT business incubator helps start-up companies move out of the lab and into the marketplace
...ard copper coils now used in making MRI's could be replaced with Supertron's patented superconducting MRI coils. Tests conducted in collaboration with Harvard University have achieved dramatic results -- far sharper, more detailed images. Flicek says that "We can also lower the cost of getting an MRI and make...Generics slow rising cost of prescription drugs in 2003
...ding to the Drug Trend Report, antihyperlipidemics replaced gastrointestinals as the leading therapy class of 2003 in overall spending. Growing 23.8% from 2002, the annual per-member spend for the class represented almost 14% of the total growth in prescription drug spend. On the other hand, the......affner, since the bulbs are typically inspected or replaced once or twice a year. "If you can't see the crack, you can't tell the light is damaged," he said. The authors of the report chose not to recommend that new industry regulations be created. What they do hope in publishing the article is that it will...