Vitamin E fails to join heart-health regimen
...This means there's either something wrong with the hypothesis about oxidative damage and atherosclerosis, or we haven't found the right clinical trial to prove it," says Hodis, director of the USC Atherosclerosis Research Unit. The study parallels findings from other recent randomized controlled trials. It mig...Right side of brain learns language skills after stroke
...in injury rehabilitation. "This study supports the hypothesis that brain pathways in the right hemisphere are directly involved in the recovery of language after stroke." The study appears in the Sept. 26 issue of the journal Neuron. Corbetta, the study's senior author, also is associate professor of neurology,...Spermicide gel could increase risk of HIV-1 infection
... compared with women using a placebo gel. The main hypothesis for the observed effect was the occurrence of vaginal lesions as a result of intensive Nonoxynol-9 use. Low use of Nonoxynol-9 gel did not increase the risk of HIV-1 infection; there were no differences in incidence of other sexually transmitted dise...Landmark study shows coenzyme Q10 slows progressive decline in Parkinsons disease
...so on Oct. 15. "The study was designed to test the hypothesis that high doses of coenzyme Q10 would slow the progression of Parkinson's, as measured by movement difficulty or disability," says Ray Watts, M.D., professor of neurology, Emory University School of Medicine, and lead investigator of the Emory study....Other highlights in the October 16 issue of JNCI
... than 1500 women offers no evidence to support the hypothesis that antiperspirant use increases the risk of developing breast cancer. The results appear in the October 16 issue of the Journal of the National Cancer Institute . There have been no published reports suggesting a biologic mechanism by which antipe...Can Alzheimer's disease be slowed by shunting cerebrospinal fluid?
... a first study of its kind, researchers tested the hypothesis that improving cerebrospinal fluid (CSF) turnover will slow or stop the progression of dementia in people with Alzheimer's disease. Researchers from Stanford University, University of Washington (Seattle), and the Barrow Neurological Institute in Ph...Study finds more satisfaction in same-race doctor-patient relationships
... a doctor of their own race is quite popular, that hypothesis had never been thoroughly tested. We wanted to det... whether it is deserved or undeserved. The second hypothesis is that patients have negative opinions of physicians not in their race group, which may be from lin...Brain differences in sheep linked to sexual partner preference
...erved differences in the hypothalamus and test the hypothesis that differences in brain anatomy and sexual partner preference arise as a consequence of hormone exposure during fetal development," said Charles Roselli, Ph.D., professor of physiology and pharmacology in the OHSU School of Medicine and senior aut...American Thoracic Society news tips for November (first issue)
...investigation. The researchers were testing their hypothesis that anti-inflammatory agents were more efficaciou...sistency among the trials strongly supported their hypothesis that risk of death alters the effects of anti-inflammatory agents during sepsis. After looking at t...New buzz on coffee: It's not the caffeine that raises blood pressure
...s," he says. "But our study strongly supports the hypothesis that ingredients other than caffeine are responsible for the stimulating effects of coffee on the cardiovascular system." The lack of blood pressure elevation in coffee drinkers suggests the effects may be mediated through increased tolerance, the r...Generalized anxiety disorder linked to peptic ulcer disease
...n the two disorders offers further support for the hypothesis that the relationship between the two disorders is...ng to the study. These findings don't disprove the hypothesis that a bacterial infection causes ulcers, but may refine it, according to the study. "In light of r...Ibuprofen could reduce cardioprotective effect of aspirin
...r findings are not conclusive, they do support the hypothesis that ibuprofen may reduce the benefits of aspirin in people with cardiovascular disease. Perhaps it would be prudent that such patients took an alternative painkiller at least until this issue is further clarified. Furthermore, we also know that aspi...Do vaccines cause asthma, allergies or other chronic diseases?
...ses, such as the "hygiene hypothesis." The hygiene hypothesis states that improved hygiene and decreased early e...e allergies. However, adds Dr. Offit, the hygiene hypothesis does not fit vaccine-related diseases. Vaccines do not prevent most common childhood infections, suc...Study implicates human coronavirus as main cause of SARS
...ary invaders to enhance the disease progression, a hypothesis that needs to be investigated further." Ann Falsey and Edward Walsh from the University of Rochester, New York, USA, state in an accompanying Commentary: "These findings significantly strengthen the tentative aetiological association reported by ...Smart virus eliminates brain cancer in animal experiments
...ournal of the National Cancer Institute tested the hypothesis that Delta-24-RGD is more effective than Delta-24 in treating gliomas, but that it is equally selective for cancer cells. Mice in each experiment were divided into three groups of six to 10 animals and all received injections directly into the brain...Alcohol consumption increases HIV disease progression of patients receiving antiretroviral therapy
... cautious. Furthermore, I think it's a reasonable hypothesis that lots of alcohol use by HIV-infected individuals, even by those who haven't had past alcohol problems, may raise these same issues. But that's a future line of research." Justice added that "future studies need to determine the degree to which t...FDA-approved drugs shown to lower Alzheimer diseaserelated protein levels in mice
... be easy, there remains much hope that the amyloid hypothesis of AD will be tested and that truly effective therapies for AD can be developed". TITLE: NSAIDs and enantiomers of flurbiprofen target gamma-secretase and lower Abeta42 in vivo AUTHOR CONTACT: Todd Golde Mayo Clinic, Jacksonville, Florida, USA. Phone...JCI table of contents, 1 August 2003
... be easy, there remains much hope that the amyloid hypothesis of AD will be tested and that truly effective therapies for AD can be developed". TITLE: NSAIDs and enantiomers of flurbiprofen target gamma-secretase and lower Abeta42 in vivo AUTHOR CONTACT: Todd Golde Mayo Clinic, Jacksonville, Florida, USA. Phone...Schizophrenia could cause patients to forget their medication
...g with remembering they've actually done it. Their hypothesis stemmed from the theory that people with schizophr...ia confuse real and imagined events. To test their hypothesis the researchers, based at NIMH and the University of Warwick, compared the prospective memory of peo...A hypothesis in this week's issue of THE LANCET proposes that r...c in people. Stephen Ng comments: "The rat vector hypothesis is a strong possibility that needs to be further explored. Epidemiological case-control studies coul...