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Sep 26, 2019 · Aedes aegypti mosquito. Dengue viruses are spread to people through the bites of infected Aedes species mosquitoes ( Ae. aegypti or Ae. albopictus ). These are the same types of mosquitoes that spread Zika and chikungunya viruses. These mosquitoes typically lay eggs near standing water in containers that hold water, like buckets, bowls, animal ...
Jun 13, 2019 · IgM in a single serum sample strongly suggests a recent dengue virus infection and should be presumed confirmatory for dengue if the infection occurred in a place where other potentially cross-reactive flaviviruses (such as Zika, West Nile, yellow fever, and Japanese encephalitis viruses) are not a risk.
Nov 11, 2016 · Pathogenesis refers to the sequence of events during the course of an infection within the host, and the mechanisms giving rise to these events. It includes entry of the virus into the body, multiplication and spread, the development of tissue damage, and the production of an immune response. It encompasses the appearance of clinical signs and ...
Jun 23, 2021 · The incubation period for dengue fever is usually five days, and the acute illness can be observed from 0–7 days of disease infection, and sometime after that period, some patients experience hemorrhagic shock. During the early stage of infection, viral load measurement can be done using RT-PCR or any other molecular detection method.
Dengue viral infections are one of the most important mosquito-borne diseases in the world. Presently dengue is endemic in 112 countries in the world. It has been estimated that almost 100 million cases of dengue fever and half a million cases of dengue hemorrhagic fever (DHF) occur worldwide. An increasing proportion of DHF is in children less ...
Jan 1, 2023 · Abstract. The transmission of dengue virus (DENV) from an infected Aedes mosquito to a human, causes illness ranging from mild dengue fever to fatal dengue shock syndrome. The similar conserved structure and sequence among distinct DENV serotypes or different flaviviruses has resulted in the occurrence of cross reaction followed by antibody ...
Apr 18, 2023 · Dengue fever (DF), caused by the dengue virus (DENV), is the world’s most prevalent and important arboviral infection. It is estimated that nearly 390 million infections occur annually, of which 96 million manifest clinically . DENV belongs to the genus Flavivirus, which also comprises several other clinically important human pathogens, such ...
