Novel therapy shows promise to prevent recurrance of head and neck cancer
...reated for a 12-month period. Head and neck cancer occurs in the oral cavity, pharynx, larynx, paranasal sinuses, nasal cavity and the salivary glands, and accounts for five percent of all cancers diagnosed in the United States. Nearly 45,000 cases of head and neck cancer are diagnosed annually in the Unite...Avandia may reduce risk of cardiovascular disease
...lopment of cardiovascular disease. Obesity often occurs in conjunction with insulin resistance. People who are insulin resistant cannot effectively use the insulin the body produces and therefore have higher than normal amounts of sugar in the blood. People with insulin resistance may also suffer severa......erebellum (deep intracerebral hemorrhage). ICH occurs in about 20 out of 100,000 people, statistics show...t that the sudden elevation in blood pressure that occurs immediately after using cocaine may cause an existing aneurysm or arteriovenous malformation (AVM) i......rvous system. Studying how stretch-induced growth occurs in these axons, as well as the molecular signals needed to initiate and sustain this growth, could provide important new clues to help the brain recover following an injury. Meaney, 35, an associate professor of bioengineering, joined the Penn facult...This summer, Camp Calcium is where the boys are
...ill help slow the body's bone density decline that occurs after middle age. The camp is funded by a $1.3 million grant from the National Institute of Health's Institute of Arthritis and Musculoskeletal and Skin Diseases. Campers are paid up to $300 if they complete all six weeks of the camp. This summer's ...COOL AID safe after stroke, may deter side effect of clot-busters
...te for recovery, sometimes this restoration, if it occurs into already damaged tissue, can paradoxically mak...e damage known as reperfusion injury. This injury occurs when the rush of restored blood flow causes more insult to already injured tissue. Some experiments...Antioxidant herbal extract may help prevent and treat reflux oesophagitis
...condition, the study suggests. Reflux oesophagitis occurs when the gullet becomes inflamed as a result of stomach acid being pushed upwards towards the throat (acid reflux). A faulty muscle at the lower end of the gullet usually causes this. Around one in three people are thought to suffer from the conditi...Psychologists identify best aggression-prevention programs in schools
...rease the everyday bullying and victimization that occurs in schools. -- Focus on prevention and early intervention Because of the link between early, mild forms of aggression, and later, more serious acts of violence, prevention and early intervention programs should target pre-school and elementary schoo...Studying growth, poverty and well-being in Africa
...ll be given to how economic and social development occurs at the community level. This is unlike most approaches used in the past that have been top-down in nature, analyzing how costs and benefits of reform trickle down through the economy to the poor. "Our aim is to better understand the economic, soci...Jefferson researchers have early evidence of bone marrow stem cells able to become brain cells
...ys. A key, she says, may lie in understanding what occurs in the growth media in which the stem cells incubate for several days and into which they release certain growth factors. If the "conditioned" growth media plays a role in the conversion to neurons, the researchers "hope to find ways to remove the s...Tissue engineering could become new coronary bypass
...h a needle doesn't work." Coronary artery disease occurs when blocked vessels fail to deliver enough blood and oxygen to the heart muscle itself. The coronary bypass operation, which is performed nearly 3 million times per year in the United States, involves removing an artery or vein from one part of the...Electrical brain stimulation reduces Parkinsons symptoms
... "The hypothesis has been that the improvement occurs because the body's response to levodopa is prolonged by the stimulation," Nutt said. "But we saw no evidence of this. Instead, we found that improvement is determined more by the decrease in the amount of disability patients experience when they are ...Neuroscientists searching for roots of empathy find brain regions involved in learning by imitation
...of conveying culture, said Meltzoff. It naturally occurs in a variety of settings, such as learning to play music and sports, or when a mother teaches her daughter how to tie her shoelaces. The mother ties a shoelace and the child follows, trying to imitate the action. We would expect the same kind of la...Depression raises heart failure rate in elderly women
...ary issue of Psychosomatic Medicine. Heart failure occurs when ineffective pumping of the heart leads to an accumulation of fluid in the lungs. The study included 2,501 participants, including 1,047 men and 1,454 women, with an average age of 74 at entry. Slightly more than 5 percent of the men were depress...Spiral waves break hearts: Importance of communication between cardiac cells is demonstrated
...ion, a potentially fatal cardiac rhythm that often occurs when communication between cells is impaired. In a real-world situation, reduced intercellular communication may be caused by a heart attack or by other cardiac diseases, which can produce diseased or damaged heart tissue. Developing a simple compu...Glue ear could be caused by gastric juices
...(otitis media); effusion, produced by mucus cells, occurs in the middle ear and cannot be cleared. It is a particular problem for young children because of the angle and immaturity of the Eustachian tube, and the supine position in which infants are often placed. There are thought to be several causes of gl...Energy balance, not exercise, key to athletic menstrual disturbance
...er, whether the increased energy utilization which occurs with exercise or some other effect of exercise caused exercise-induced reproductive dysfunction was unknown. "The idea that exercise or something about exercise is harmful to females was not definitively ruled out," says Williams. "That exercise i...Medical experts unite to raise awareness of risk, threat of blood clots
...anced age and long-distance travel. A DVT commonly occurs in one leg and symptoms may include tenderness, pain, swelling and discoloration or redness. About half the time, though, the problem causes no symptoms whatsoever....Alcoholics may be more injury prone than illicit drug users
...othesize - of chronic nerve and muscle damage that occurs with dependence creating unsteady gaits, problems with coordination and poor sensation. The idea that they are 'risk takers' with impulsive behavior, or may have depressive symptoms which may influence injury, needs to be further investigated." Same...Using cocaine during pregnancy may damage developing fetuses, causing lifelong learning disabilities
...lasting effects on the circuitry of the brain that occurs after exposure to cocaine at a critical stage in development. "Essentially, the brain appears to become re-programmed in a subtle way, causing it to respond abnormally to routine events," Morrow said....