PPT-Human Infection with Avian Influenza A(H7N9) Virus: Situation and Response, China

Zijian FENG Center for Public Health Emergency Center Chinese Center for Disease Control and Prevention Overview of human H7N9 cases reported in Mainland China One confirmed case was reported in Taiwan. WHO/HSE. Tanzania. February 01, 2017. An overview and an Update on Tanzania. Influenza viruses . - Classification. Influenza viruses belong to the . orthomyxovirus. . family, . which has the genera. What influenza virus does when it infects and lessons from past & present. S. Mark Tompkins, PhD. Center for Vaccines and Immunology. Department of Infectious Diseases. March 20, 2017. 1. Linda M. . (89 cases, . 340 . controls). Transmission route of H7N9 virus: avian to human. 70% of cases had contact with poultry or related environment before illness onset. Viruses isolated from human cases shared high homology with the viruses isolated from live market with epidemiological link. By: Haley Davis,. Matt Manley, and. Kyle O’Brien. Description:. Avian influenza is an infection caused by avian (bird) influenza (flu) A viruses. Avian influenza is very contagious among birds and some of these viruses can make certain domesticated bird species very sick and kill them. Influenza viruses circulating in animals pose threats to human health.. Date : 23 \3\2012. Presentation By :- Dr. . Eman. . Diab. introduction. Introduction . AVI is a highly contagious viral disease with up to 100 percent mortality in domestic fowl. . Caused by influenza A virus subtypes H5, H9 and H7. . PROFF. M BANERJEE. MICRO.. Myxovirus. Myxovirus. for a . gp. of envelop RNA viruses . charecterised. by their ability to adsorb onto . mucoprotrein. receptors on erythrocytes causing . hemagglutination. GOVERNOR’S . SECURE COMMONWEALTH . INITIATIVE. October 16, 2017. Epidemiology Updates. Influenza/Respiratory Conditions. Opioid Indicators. Viral Hepatitis. Influenza. Influenza season is typically defined as early October to mid-May (. Which Avian Influenza Viruses are of Particular Interest to Health Officials and Clinicians and Why? Where is Avian Influenza Found?Can Avian Influenza Virus be Transmitted Person to Person?How and W 24/7 Emergency Contact Revised: 6/2011 What is the bird flu that has been reported in Asia and Europe? Outbreaks of avian influenza have occurred among poultry in eight countries in Asia (Cambodia, C Quan C, Wang Q, Zhang J, Zhao M, Dai Q, Huang T, et al. Avian Influenza A Viruses among Occupationally Exposed Populations, China, 2014–2016. Emerg Infect Dis. 2019;25(12):2215-2225. https://doi.org/10.3201/eid2512.190261. Avian influenza is viral disease affecting respiratory, digestive and / or nervous system of many species of birds .. Etiology . Orthomyxovirus. . type . A two . forms :-. 1- Highly . Pathogenic . Guo L, Zhang X, Ren L, Yu X, Chen L, Zhou H, et al. Human Antibody Responses to Avian Influenza A(H7N9) Virus, 2013. Emerg Infect Dis. 2014;20(2):192-200. https://doi.org/10.3201/eid2002.131094. Xu C, Havers F, Wang L, Chen T, Shi J, Wang D, et al. Monitoring Avian Influenza A(H7N9) Virus through National Influenza-like Illness Surveillance, China. Emerg Infect Dis. 2013;19(8):1289-1292. https://doi.org/10.3201/eid1908.130662. S. Mark Tompkins, PhD. Center for Vaccines and Immunology. Department of Infectious Diseases. March 20, 2017. 1. Linda M. . Stannard. , University of Cape Town. Influenza viruses. 2. Influenza A virus.