UCLA scientists discover immune response to HIV differs, even in identical twins
...logy, and one of the researchers. "That's one more thing that makes it difficult to develop a vaccine for everyone." When a virus invades a body, the cellular immune response targets small parts of proteins in the virus. This targeting mechanism itself is genetically determined. ". The virus tries to esca...Research review finds tobacco scenes in movies boost teen smoking
...h rated movies is the simplest and least expensive thing that can be done to reduce adolescent smoking."...Johns Hopkins study suggests link between caffeine dependence and family history of alcoholism
...significant phenomenon," Griffiths said. "It's one thing to speculate how powerful the dependence is, but here we have an example of people who are not following physician recommendations and are unable to quit caffeine in spite of wanting to do so." Caffeine use during pregnancy has been associated with a......t it lasts about two hours. "The other intriguing thing we don't understand is that this occurs only in one branch of the DPM neuron," said Davis. "Our impression now is that maybe what guides the behavior after training in the first few minutes is the antennal lobe. That is the important part that guides...Does the district general hospital have a future?
...ces and ultimately hospital closures. However, one thing is certain. Managing the effects of choice and competition represents a huge political challenge, he concludes....Specialized neurons allow the brain to focus on novel sounds
...t do not require attention. "It is probably a good thing to have this ability because it allows us to tune out background noises like the humming of a car's motor while we are driving or the regular tick-tock of a clock," Covey said. "But at the same time, these neurons would instantly draw a person's atte...A wake-up call: Smoking after cancer diagnosis affects care and research
...s at the time they are diagnosed with cancer. "One thing we want people to realize is that many cancer patients are highly motivated and interested in quitting smoking at diagnosis," says co-author Michelle Cororve Fingeret, Ph.D., a postdoctoral fellow in the Department of Behavioral Science. "This create...Depressed heart patients skip medications, have elevated stress hormones
... worse outcomes over time," she cautions. The next thing to do, says Whooley, is "figure out which of these factors behavioral or biological accounts for increased risk of heart disease, or whether it's some combination of the two. And that's what we're working on now." Whooley and her co-authors are con...Drinking decaffeinated coffee may be harmful to heart health
...ffee. "Whether coffee has caffeine is not the only thing that differentiates caffeinated from decaffeinated types," Superko said. "Caffeinated and decaffeinated coffees are often made from different species of beans. Caffeinated coffee, by and large, comes from a bean species called coffee Arabica, while...Robotic surgery-stenting combo opens coronary arteries, speeds recovery
...ternal mammary artery to bypass the LAD is the one thing we can do for patients with coronary artery disease that has a proven survival advantage," Katz said. "Here is a way to accomplish that and also open other vessels in a very minimally invasive way." Robotic surgery involves making three small incisi...Most NSAIDs raise risk of death after heart attack
... 0.66) or diclofenac (0.74). "The most important thing to recognize is that higher doses give a higher risk of death," Gislason said. However, researchers did not find an increased risk of a second heart attack with any of the drugs or dosages. "This really surprised us because we had expected that the ...New RSV treatment for at-risk infants under study
...baby is coughing.' That's the first clue. The next thing they know, their baby is not breathing," says Dr. Bhatia. RSV is a common virus that is a yearlong threat in some parts of the country and a fall-to-spring threat in the Augusta area, said Dr. Chantrapa Bunyapen, MCG neonatologist and a study investi...Ads for SSRI antidepressants are misleading, say researchers
...otonin balance of the brain. "Yet there is no such thing as a scientifically established correct 'balance' of serotonin," the authors say. According to Lacasse and Leo, in the scientific literature it is openly admitted that the serotonin hypothesis remains unconfirmed and that there is "a growing body o...Children in car crashes should be monitored for acute stress symptoms, whether injured or not
...s Hospital researchers say that the most important thing parents can do is to be aware of their child's emotional reaction to the crash and to their own. Parents can talk openly with children about the experience and answer questions the child might have; encourage younger children to draw pictures and old...UCSF surgeon develops new spinal surgery technique
...aused me excruciating pain," said Hall. "The first thing I noticed after my surgery was that my skin no longer hurt for the first time in more than a year." Most of the surgeries to date have been done on patients with conditions similar to Hall. Neurofibromas can occur as a sporadic condition or as a g...Duke engineers developing ultrasound devices combining 3-D imaging with therapeutic heating
...D imaging in one device is new, he said. "The nice thing about ultrasound ablation is that you don't have to touch the tissue," Smith said. "The sound waves propagate through the blood and can ablate the tissue from a distance of a centimeter or two." His group's new work builds on its previous success at ...Reagent under study as cancer vaccine may also help protect tumors
.... "The immunology community believes that the only thing these bacterial mimics do through the Toll-like receptors is ring the alarm bells to stimulate T cells to action. We are saying that if you deliver them in a certain way, they will also signal induction of the mechanism we have been working on which ...Rapid restoration of immunity in immune-suppressed cancer patients using T-cell vaccines
...ts after chemotherapy," says June. "The surprising thing is that the vaccine works better than normal in many of the patients. This is the first step in developing a new form of personalized therapy for the treatment of cancer, where engineered T-cells will be used to boost the immune system, essentially p...Tuberculosis, infertility may have influenced George Orwell's writing
... according to Dr. Ross. "But the truly frightening thing was the emaciation of his body. The barrel of the ribs was as narrow as that of a skeleton: the legs had shrunk so that the knees were thicker than the thighsthe curvature of the spine was astonishing," Orwell wrote, perhaps drawing on his firsthand ...New microfluidic devices found to be effective method of in-vitro fertilization in mice
...search on almost every aspect of IVF. The exciting thing we're seeing here is going the potential of integration of all of these things. In the future, you will be able to take patients with low sperm counts, use microfluidics to select the best sperm, and achieve fertilization in one step," he says. "That...