http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. The level of immunity to the recently circulating H7N9 influenza virus in an urban and rural population in Vietnam is very low, according to the first population level study to examine human immunity to the virus, which was previously only found in birds. The findings have implications for planning the public health response to this pandemic threat. http://medicalxpress.com/news/2013-05-reveal-population-immunity-bird-flu.html Diseases, Conditions, Syndromes Tue, 21 May 2013 11:46:37 EST news288355588 Among patients with chronic hepatitis C virus infection and advanced hepatic fibrosis (development of excess fibrous connective tissue), sustained virological response (SVR) to interferon-based treatment was associated with a lower risk of all-cause mortality compared with patients without SVR, according to a study in the December 26 issue of JAMA. http://medicalxpress.com/news/2012-12-sustained-virological-response-linked-survival.html Diseases, Conditions, Syndromes Tue, 25 Dec 2012 16:00:02 EST news275576845 A recent clinical trial found that the adult antiviral drug, tenofovir disoproxil fumarate (tenofovir DF), is safe and effective in treating adolescents with hepatitis B virus (HBV). Trial results published in the December issue of Hepatology, a journal of the American Association for the Study of Liver Diseases (AASLD), show that tenofovir DF suppressed HBV in 89% of pediatric participants. http://medicalxpress.com/news/2012-12-adult-antiviral-drug-effective-suppressing.html Diseases, Conditions, Syndromes Wed, 05 Dec 2012 11:18:35 EST news273928704 (HealthDay)—A U.S. task force suggests that people at high risk for the hepatitis C virus should be screened, which includes those with a history of intravenous drug use and those who received blood transfusions before 1992. http://medicalxpress.com/news/2012-11-task-baby-boomers-hepatitis.html Diseases, Conditions, Syndromes Mon, 26 Nov 2012 19:30:01 EST news273173066