http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. A sedentary lifestyle is associated with greater cerebral amyloid deposition, which is characteristic of Alzheimer’s disease (AD), among cognitively normal individuals with the ε4 allele of the apolipoprotein E (APOE) gene, according to a report published Online First by Archives of Neurology, one of the JAMA/Archives journals. http://medicalxpress.com/news/2012-01-lifestyle-alzheimer-disease-related-brain-persons.html Diseases, Conditions, Syndromes Mon, 16 Jan 2012 06:40:01 EST news245916858 Although the U.S. Food and Drug Administration (FDA) has recommended that a certain type of genetic testing (for the genotype CYP2C19) be considered before prescribing the drug clopidogrel to identify individuals who may be less responsive to the medication, a review and analysis of previous studies did not find an overall significant association between the CYP2C19 genotype and cardiovascular events, according to a study in the December 28 issue of JAMA. http://medicalxpress.com/news/2011-12-analysis-genetic-anti-clotting-drug.html Genetics Tue, 27 Dec 2011 16:00:01 EST news244196798 The active ingredient boceprevir has been available since the middle of 2011 as a treatment for chronic hepatitis C of genotype 1. In an early benefit assessment pursuant to the "Act on the Reform of the Market for Medicinal Products" (AMNOG), the German Institute for Quality and Efficiency in Health Care (IQWiG) has now examined to establish whether boceprevir offers added benefit in comparison with the previous standard therapy. http://medicalxpress.com/news/2011-12-boceprevir-indication-added-benefit-specific.html Diseases, Conditions, Syndromes Fri, 09 Dec 2011 10:37:27 EST news242649434 US biotech firm Gilead Sciences announced plans Monday to acquire rival Pharmasset, a group specializing in treatments for AIDS and hepatitis, for $11 billion. http://medicalxpress.com/news/2011-11-gilead-pharma-rival-pharmasset.html Medications Mon, 21 Nov 2011 10:49:48 EST news241094980 Scientists have discovered that a gene that influences empathy, parental sensitivity and sociability is so powerful that even strangers observing 20 seconds of silent video identified people with a particular genetic variation to be more caring and trusting. http://medicalxpress.com/news/2011-11-kindness-strangers-linked-genetic-variation.html Genetics Mon, 14 Nov 2011 15:00:11 EST news240490316 A new study from the Centre for Addiction and Mental Health has found evidence that a specific gene is linked to suicidal behaviour, adding to our knowledge of the many complex causes of suicide. This research may help doctors one day target the gene in prevention efforts. http://medicalxpress.com/news/2011-10-camh-genetic-link-suicidal-behavior.html Psychology & Psychiatry Fri, 07 Oct 2011 12:08:50 EST news237208104 Patients with a high degree of African ancestry had a greater incidence of high-risk neuroblastoma and poorer outcomes, according to preliminary results presented here at the Fourth AACR Conference on The Science of Cancer Health Disparities, held here Sept. 18-21, 2011. http://medicalxpress.com/news/2011-09-common-genetic-variants-high-risk-neuroblastoma.html Cancer Mon, 19 Sep 2011 16:47:16 EST news235669616 Since the 1930s scientists have proposed food restriction as a way to extend life in mice. Though feeding a reduced-calorie diet has indeed lengthened the life spans of mice, rats and many other species, new studies with dozens of different mouse strains indicate that food restriction does not work in all cases. http://medicalxpress.com/news/2011-05-mouse-fat-losslongevity-link.html Medical research Tue, 03 May 2011 15:56:32 EST news223656978