US movies expose youth to billions of smoking images
...g smoking in globally distributed movies is a risk factor for smoking in European adolescents," says Reiner Hanewinkel, PhD, Institute for Therapy and Health Research, principal investigator in the German study. "Limiting exposure to movie smoking could have important worldwide public health implications." ...Eggs promote weight loss and help close nutrient consumption gap
...ut also the same weight mass, an important control factor in satiety and weight loss studies. Also of note, the study found no significant differences between the plasma total-, HDL- and LDL-cholesterol and triglyceride levels of either group. Closing the Choline Gap with Eggs (Embargo May 2, 2007) Rese...HCV patients survival after liver transplantation is not improving
... recipient receiving an old graft as a strong risk factor for a severe recurrence. An accompanying editorial by Marina Berenguer of Hospital La Fe in Valencia, Spain considers the conflicting data from these studies and others that came before and suggests that advanced donor age together with steroid pul...Gel-based handrub improves hospital hygiene
...ilability, improved skin tolerance is an important factor in trying to persuade health care workers to take the necessary steps to improve hand hygiene....Less sun better than using sunscreen
...make all the difference in terms of sun protection factor (SPF). Tightly woven, thick garments made of denim... unprotected skin. This translates to a protection factor of 50% for SPF2, 87.5% for SPF8, 93.6% for SPF16, and 96.9% for SPF32. Sunscreens fall into two ca...Once-a-year drug reduces fractures from osteoporosis
...ition of abnormal heart rhythms, which is one risk factor for stroke. "The observed increase in atrial fibrillation was very small less than one in 100 patients so it needs to be weighed against the reduction in fracture risk," Black said. This increase was unexpected and has not been seen in other st...Promising drug fails to improve COPD symptoms
...r of reasons. Infliximab is an anti-tumor necrosis factor TNF-, and a number of studies have reported increased production of TNF in COPD patients. This increased production has been linked to weight loss, muscle weakness and muscle loss. In addition, animal studies supported the prospect using the drug ...Secondhand smoke increases risk of dementia
...ime exposure to secondhand tobacco smoke as a risk factor for dementia in older adults," said study author Thaddeus Haight of UC Berkeley. The study also found that exposure to secondhand smoke resulted in a greater occurrence of dementia for people who had not been diagnosed with cardiovascular disease b...Other highlights in the May 2 JNCI
...hree drugs that inhibit the human epidermal growth factor receptor (HER) stops HER2-positive breast cancer tumor growth in mice better than treatment with just one or two of the drugs. Grazia Arpino, M.D., Ph.D., of Baylor College of Medicine in Houston, and colleagues measured tumor growth in mice with ...Assessment model based on medical history gauges lung cancer risk
...g impact of a prior history of emphysema as a risk factor in both current and former smokers. In contrast, hay fever worked as a protective agent against lung cancer in both groups. The study is not without limitations. One major drawback is that the model focuses only on Caucasians, due to the fact that ...JCI table of contents: May 1, 2007
...cal injection of the chemokine stromal cellderived factor 1 alpha (SDF-1alpha) was required to recruit these EPCs from the circulation to the wound site. The increased presence of EPCs at the wound site resulted in accelerated wound healing. The authors concluded that impaired eNOS activation and decreased ...Inflammatory system genes linked to cognitive decline after heart surgery
...selectin expression, and the researchers said this factor may provide a biological basis for the protective effect they observed. Although we have made significant progress in minimizing the adverse events related to cardiac surgery, little progress has been made in reducing postoperative cognitive declin...Iyengar yoga can promote well-being in women breast cancer survivors
...teins called transcription factors. Transcription factor nuclear factor-kappa B (NF-?B) is linked to immune cell activation and to the stress response. The study, entitled Down-regulated lymphocyte NF-?B activation in breast cancer survivors following yoga participation, was conducted by Pamela E. Schult...Mayo Clinic research in cardiovascular disease presented at Experimental Biology 2007
...es potentially represent a previously unrecognized factor in the development of arteriosclerosis and calcific arterial disease. Calcium deposits clog blood vessels and damage major organs, such as the heart. But the molecular mechanisms that kick-start this process, called pathologic calcification, havent...Resistant HIV quickly hides in infants' cells
...other-to-child transmission of HIV is an important factor in the AIDS pandemic, although important strides have been made in limiting transmission with antiviral drug therapies before, during, and following birth. In the last few decades the rate of mother-to-child transmission of HIV in the United States ...Magnesium loss in patients given monoclonal antibodies
...ab, or panitumumabthat target the epidermal growth factor receptor (EGFR) have some degree of magnesium loss (hypomagnesaemia), according to a study published today in the May issue of THE LANCET ONCOLOGY. "Our study is important because it shows that magnesium wasting will occur in all patients[Previously,...Study suggests antithrombotics cause more intracerebral hemorrhagic stroke deaths in 'over-75s'
...poorly controlled blood pressure as the major risk factor for intracerebral haemorrhagic stroke in the over 75s. The authors conclude: "This potential rise in the burden of intracerebral haemorrhage would not have been predicted from previous studies of mortality data, which were limited to the population...New animal study may explain why alcohol consumption increases breast cancer risk
...ion -- even moderate -- is a well-established risk factor for breast cancer in women. A recent study showed that 60 percent of female breast cancers worldwide were attributable to alcohol consumption. Nevertheless, the mechanisms of alcohol-induced breast cancer are poorly understood. The definitive biol...Outdated policies are impediment for Americans with disabilities
...ity standards and guidelines should be an explicit factor in the accreditation of hospitals and clinics....New mechanism identified for resistance to targeted lung cancer drugs
...he U.S. They act by blocking the epidermal growth factor receptor (EGFR), a molecule on the surface of cancer cells. In 2004 research teams from MGH and DFCI found that only tumors in which the EGFR gene has been mutated in a way that magnifies the cells' response to the growth factor, a process that fuel...