Dengue fever the same genus include yellow fever virus, West Nile virus, Zika virus, St. Louis encephalitis virus, Japanese encephalitis virus, tick-borne encephalitis virus, Kyasanur forest disease virus, and Omsk hemorrhagic fever virus. Most are transmitted by arthropods (mosquitoes or ticks), and are therefore also referred to as arboviruses ("ar"thropod-"bo"rne viruses). The dengue virus genome (genetic material) contains about 11,000 nucleotide bases, which code for the three different types of protein molecules (C, prM and E) that form the virus particle and seven other non-structural protein molecules (NS1, NS2a, NS2b, NS3, NS4a, NS4b, NS5) that are found in infected host cells only
2016 Angola and DR Congo yellow fever outbreak mission to Angola was its first deployment. The team included "emergency medical teams, public health and medical coordination experts, mobile biosafety laboratories, medical evacuation planes and logistical support teams". Efforts to prevent international spread are confounded by the practice of selling falsified yellow fever vaccination certificates. The fake cards are sold to people who are required to have proof of vaccination after travel to areas where yellow fever is endemic. On 11 February 2016, the Pasteur Institute (WHO) in Senegal warned of fake yellow fever vaccine on the international market. With help from the World Health Organization (WHO), the Angolan