Not surprisingly, Brazil has more primate species than any other country. After taking a blood meal, female Aedes aegypti mosquitos produce on average 100 to 200 eggs per batch. National Center for Biotechnology Information, Unable to load your collection due to an error, Unable to load your delegates due to an error. Laid eggs can survive for very long periods in a dry state, often for more than a year. Few studies have focused on the role of animals as hosts for ZIKV. Role of Host Cell Secretory Machinery in Zika Virus Life Cycle. Wild animals, especially primates, can thus be considered sentinels for pathogens of human health concern [48, 49]. Following recognition, the TLRs induce the host defence, initiating various signalling pathways, which lead to the production of type I Interferons (IFNs), inflammatory cytokines and chemokines. Although the exact incubation period of the virus is not known, it is between 3-12 days. Some NHP species occupy urban forests due to habitat fragmentation and have close contact with humans and domestic animals. 747–794. ZIKV is an RNA virus, mostly transmitted to humans by bites from infected Aedes spp., especially Aedes aegypti, a highly competent and anthropophilic vector species [3] that also transmits DENV and Chikungunya virus (CHIKV) [4]. Favoretto et. Considering the global emergence and pathogenic nature of ZIKV, further studies are needed to identify the underlying mechanisms and mode of action of this virus. Department of Clinical Microbiology, Virology, Umeå University, 901 85 Umeå, Sweden, Umeå Centre for Microbial Research (UCMR), Umeå University, 901 85 Umeå, Sweden, Institute of Technology, University of Tartu, 50411 Tartu, Estonia, The Laboratory for Molecular Infection Medicine Sweden (MIMS), Umeå University, 901 85 Umeå, Sweden. Author to whom correspondence should be addressed. Ecohealth. Review articles summarize the best available evidence on a topic relevant to the NTD community. Studies are thus needed on ZIKV in wild and domestic animals in the Americas, both to understand their potential role as hosts in the natural cycle and to target surveillance for enzootic ZIKV transmission. Olson, J.G., Ksiazek, T.G., Suhandiman, Triwibowo. Many questions remain unanswered. The life cycle of ZIKV is similar to other known flaviviruses. A study in Kenya in 1977 focused on the potential role of livestock (goats, sheep, and cattle) and wild vertebrates (2,424 small mammals, 1,202 birds, 18 reptiles) in maintaining arbovirus transmission. We offer technical translation from 11 languages to English to help non-native English speakers who prefer to write in their own language. furcifer [5, 6, 7, 8]. 2019 Mar 22;10(1):1324. doi: 10.1038/s41467-019-09256-0. Funding: The authors received no specific funding for this work. Mosquito pupae are mobile and respond to stimuli. Detection of virus-specific antigen in the nuclei or nucleoli of cells infected with Zika or Langat virus A. Buckley, E. A. Gould J. Gen. Virol.
Pierson TC, Diamond MS. Flaviviruses In: Knipe DM, Howley PM, editors, Fields Virol, Lippincott Williams & Wilkins, Philadelphia; 2013. pp. Zika Virus in Peridomestic Neotropical Primates, Northeast Brazil. In the case of the sylvatic cycle of YFV (also a flavivirus) in the Americas, when monkeys become infected, they present overt clinical signs and a viremia high enough to transmit virus to the mosquito vectors [37]. Bueno MG(1), Martinez N(1), Abdalla L(1), Duarte Dos Santos CN(2), Chame M(1). 9: 925. The primary life cycle was mosquito-monkey-mosquito, with an occasional human infection. : GB182934091. These acquired genetic markers increase its fitness for replication in the human host [4].
Zika virus: An updated review of competent or naturally infected mosquitoes.
The virus remained confined to the equatorial regions of Africa and Asia, cycling between infecting monkeys, arboreal mosquitoes, and occasionally humans. Briefly, the E proteins are involved in the attachment of the virus to receptors on the host membrane. Fig 1. Viruses. Review BioRxiv. In: WHO. http://www.ictvonline.org/virustaxonomy.asp, http://portal.fiocruz.br/pt-br/content/fiocruz-identifica-mosquitos-aedes-aegypti-naturalmente-infectados-pelo-virus-zika.
Zika virus. We use cookies on our website to ensure you get the best experience. Please enable it to take advantage of the complete set of features! The role of wild primates and other mammals in ZIKV epidemiology thus requires urgent investigation. The number of eggs is dependent on the size of the bloodmeal. Serologic studies should be interpreted carefully in view of possible cross-reactions with other antigenic flavivirus, despite studies suggesting that plaque reduction neutralization test (PRNT) does not cross react and is the most specific serological test for the proper serological identification of flaviviruses [33, 34, 35]. eCollection 2017 Nov. Parasit Vectors. The pandemic ZIKV strain differs significantly from the African strain mainly in two regions of the genome. Comparing the role of Hsp70 in the virus life cycle of ZIKV and other flavivirus reveals the subtle interplay between viral proteins and host proteostasis.
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