Dengue Prevention What you need to know * We all know by now that the Aedes mosquito spreads the dengue virus, but how exactly do they do it? Dengue viruses are maintained in urban transmission cycle in tropical and subtropical areas . albopictus) mosquito. – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 424e0e-NDZhM ... 300 eggs during her life span of 14 to 21 days. Viruses are only able to replicate themselves by commandeering the reproductive apparatus of cells and making them reproduce the virus's genetic structure instead. For a typical Dengue fever, the treatment is purely concerned with the relief of symptoms. Dengue viruses are spread to people through the bite of an infected Aedes species ( Ae. Flaviviruses (family Flaviviridae) are small (about 50 nm in diameter), enveloped, icosahedral viruses that possess a positive-strand RNA genome of 9–12 kb. Wang-Shick Ryu, in Molecular Virology of Human Pathogenic Viruses, 2017. aegypti or Ae.
Abstract. Infection with one serotype provides life long immunity to that virus but not to others. This helps you give your presentation on Dengue Fever in a conference, a school lecture, a business proposal, in a webinar and business and professional representations.. Dengue is a mosquito-borne viral disease that has rapidly spread in all regions of WHO in recent years. Dengue Fever (DF) Syndrome Dengue Hemorrhage Fever (DHF) Dengue Shock Syndrome With Unusual Hemorrhage Without Hemorrhage No Shock 11 Prevention. Dengue fever virus (DENV) is an RNA virus of the family Flaviviridae; genus Flavivirus. The dengue virus (DEN) comprises four distinct serotypes (DEN-1, DEN-2, DEN-3 and DEN-4) which … Dengue virus is transmitted by female mosquitoes mainly of the species Aedes aegypti and, to a lesser extent, Ae.
PowerPoint is the world's most popular presentation software which can let you create professional Dengue Fever powerpoint presentation easily and in no time. 5. Forty percent of the world’s population, about 3 billion people, live in areas with a risk of dengue. 8 Life cycle of the Aedes Mosquito. 6. Dengue is common in more than 100 countries around the world. 9 Thus, a virus cannot function or reproduce outside a cell, thereby being totally dependent on a host cell in order to survive.
Because Dengue fever is spread by a virus, there is no specific medicine or antibiotic to treat it. DF and DHF are caused by four dengue viruses-DEN 1, DEN2, DEN3, DEN4which are closely related antigenically . albopictus.These mosquitoes are also vectors of chikungunya, yellow fever and Zika viruses. Most are transmitted by arthropods (mosquitoes or ticks), and are therefore also referred to as arboviruses (arthropod-borne viruses). The full life cycle of dengue fever virus involves the role of mosquito as a transmitter (or vector) and humans as the main victim and source of infection. The virus.