Drug abuse leads to long standing changes in the brain
..., and bisexual and homosexual men. In one study, researchers led by Dr. Nora D. Volkow of Brookhaven National L... in movement control and feelings of pleasure. The researchers administered a battery of tests to assess attention, memory, mood, general intelligence and motor fu...Long travel increase pulmonary embolism
According to researchers from France, the number of miles you fly affects your risk of pulmonary embolism. There's increasing concern that long haul travel could increase the risk of blood clotting in the veins of the legs (deep vein thrombosis, or DVT). If the clot breaks o......ntributing to blindness. "It's impressive that the researchers have shown such a degree of improvement in sight -...n the dog, LCA shows a slow progression and so the researchers were able to work with adult dogs," he said. "In humans, any gene therapy would have to occur before......e problem." A recent study of 246 patients showed researchers that nearly two out of three patients treated for allergies were not allergic. Sixty-five percent of the patients tested negative for allergies; the blood samples from only 35 percent of the subjects showed true allergic reactions. // " This means......s deaths from all causes in heart patients.// The researchers followed up over 6,000 patients referred to the Clinic with heart problems between 1990 and 1998. Of these, 37 per cent were prescribed aspirin. Over the following years, taking aspirin reduced the risk of death from all causes by at least 30 per cen...Hormone contraceptives lead to bone problems
...lly, estrogen levels dramatically decline. Now, researchers say that DMPA, which blocks pregnancy by suppressing estrogen production and stopping ovulation, has the same effect on the bones as menopause -- preventing a woman from making new bone fast enough to keep up with the level of bone loss. The most ......runk – full or low fat – had no effect on risk.The researchers concluded that there was a clear negative trend in breast cancer incidence rate ratios with increasing combined childhood and adulthood milk consumption. ...E. coli strains resistant to a common antibiotic
...be the same. We weren't anticipating that." The researchers looked specifically at infections caused by E. coli strains resistant to a common antibiotic, trimethoprim-sulfamethoxazole, sold as Bactrim or Septra. They found the same strain caused 51 percent of the drug-resistant infections at Berkeley, 38 perc...... if this could be useful in humans,” he said. The researchers are hopeful that antioxidants might be used in the future to treat, or even to prevent, cognitive dysfunction. An estimated 100,000 people in the UK suffer from some form of kidney disease, excluding cystitis and kidney stones, with renal failure lea......nt of data stored in the Regenstrief system. The researchers conclude that erythromycin should be used with great precaution in a baby’s first four weeks of life. br>...Treatment for pre-menstrual syndrome is ineffective
...ynthetic equivalent, progestogens. But a team of researchers from the University of Keele have found that taking progesterone no more effective than taking a placebo. The report said previous beliefs that PMS was caused by a progesterone deficiency were "unsubstantiated".// Professor Shaughn O'Brien, head of...Therapy for stopping the spread of cancer cells
... cells could provide a new target for therapy, say researchers in the US. Cancer cells spread through the body by hanging on to carbohydrate molecules on other, normal cells, and then letting go and moving on to the next cell. The composition of carbohydrates on the cells affects the balance between hanging on t...Heart disease correlation to periodontal disease
...ylobacter recta and Bacteroides forsythus.// The researchers found that levels of C-reactive protein were corre...y of Periodontology, Dr Michael McGuire, said, “As researchers continue to sort out the link between periodontal disease and heart disease, my advice to my patient...Snake venom a treatment for digestive disease
Medical researchers from Irvene college,California report that protein... two naturally occurring human proteins, which the researchers have named prokineticins.How the proteins were //discovered is a tale of biological detective work m......he blood vessels and imaging the result. Naturally researchers wondered if it would be possible to get the same diagnostic result with a non-invasive method. A team from Glasgow, Scotland, studied a group of 114 patients undergoing the standard method for detecting aneurysm and also tried a number of non-invas...FDA's control is inherently weak
...ed on their results. The number of pharmaceutical researchers working outside the United States who voluntarily ...s, what level of ethics review exists, how foreign researchers recruit participants or how many patients are taking experimental medicines.......women of average age 50, was 77.8 - as measured by researchers at the Loma Linda Medical Centre. // Women with... had a greater variety of foods in their diet. The researchers found that those with the highest HEI scores were older, better educated, more affluent and more lik...Angiotensin-II-receptor blockers - Treat kidney failure
...antation by two years. The second trial involved researchers in Chicago who found that the progression of kidney disease or death was reduced by around 20 per cent in patients on irbesartan. Even those with advanced disease could benefit, although the treatment is best started early on. A final study of irbesa...Uncovering a gene for oesophagal cancer
...ave a mild skin disorder called tylosis. // The researchers are studying 350 members of the extended Liverpool family. Those who have tylosis are assumed to have inherited a faulty gene which also predisposes to cancer of the oesophagus. They are helped with regular screening where the oesophagus is examined ...... immune system isn't as strong as it might be. The researchers are trying to better understand how omega-3s undermine the immune system - and may then be able to figure out ways of preventing this from happening....