Results 31 to 40 of about 475 (142)

P247 and p523: two in vivo-expressed megalocytivirus proteins that induce protective immunity and are essential to viral infection. [PDF]

open access: yesPLoS ONE, 2015
Megalocytivirus is a DNA virus with a broad host range among teleost fish. Although the complete genome sequences of a number of megalocytivirus isolates have been reported, the functions of most of the genes of this virus are unknown.
Jian Zhang, Bao Cun Zhang, Li Sun
doaj   +1 more source

PCR Detection and Phylogenetic Analysis of Megalocytivirus Isolates in Farmed Giant Sea Perch Lates calcarifer in Southern Taiwan

open access: yesViruses, 2020
The Megalocytivirus genus includes three genotypes, red sea bream iridovirus (RSIV), infectious spleen and kidney necrosis virus (ISKNV), and turbot reddish body iridovirus (TRBIV), and has caused mass mortalities in various marine and freshwater fish ...
Jia-Ming Tsai   +2 more
doaj   +1 more source

A novel viral SOCS from infectious spleen and kidney necrosis virus: interacts with Jak1 and inhibits IFN-α induced Stat1/3 activation. [PDF]

open access: yesPLoS ONE, 2012
Interferon (IFN)-induced Janus kinase (Jak)/signal transducer and activator of transcription (Stat) pathway is important in controlling immune responses and is negatively response-regulated by the suppressor of cytokine signaling (SOCS) proteins. However,
Chang-Jun Guo   +6 more
doaj   +1 more source

Improving tilapia biosecurity through a value chain approach

open access: yesReviews in Aquaculture, Volume 15, Issue S1, Page 57-91, February 2023., 2023
Abstract Tilapia aquaculture is a major source of animal protein, with global production reaching over 6 million tonnes in 2020. The rapid growth of the tilapia sector has led to a number of emerging disease threats and subsequent production losses. Risk analysis can provide a targeted approach for improving biosecurity in the tilapia sector.
Brett MacKinnon   +5 more
wiley   +1 more source

Genotypic Characterization of Infectious Spleen and Kidney Necrosis Virus (ISKNV) in Southeast Asian Aquaculture

open access: yesTransboundary and Emerging Diseases, Volume 2023, Issue 1, 2023., 2023
Infectious spleen and kidney necrosis virus (ISKNV) is a species within the genus Megalocytivirus (family Iridoviridae), which causes high mortality disease in many freshwater and marine fish species. ISKNV was first reported in Asia and is an emerging threat to aquaculture with increasing global distribution, in part due to its presence in ornamental ...
Cahya K. Fusianto   +8 more
wiley   +1 more source

Patterns of infection, origins, and transmission of ranaviruses among the ectothermic vertebrates of Asia

open access: yesEcology and Evolution, Volume 11, Issue 22, Page 15498-15519, November 2021., 2021
Ranaviral infections are becoming frequent, severe, and widespread, causing mortality in native biodiversity and cultured species in Asia. Ranaviruses have a broad host range and are transmitted through live animal trade. Ranaviral disease is predominantly a summer disease, which may spread unhindered with global warming. The controlling of the disease
Jayampathi Herath   +2 more
wiley   +1 more source

Cynoglossus semilaevis ISG15: a secreted cytokine-like protein that stimulates antiviral immune response in a LRGG motif-dependent manner. [PDF]

open access: yesPLoS ONE, 2012
ISG15 is an ubiquitin-like protein that is induced rapidly by interferon stimulation. Like ubiquitin, ISG15 forms covalent conjugates with its target proteins in a process called ISGylation, which in mammals is known to play a role in antiviral immunity.
Wei Wang   +3 more
doaj   +1 more source

Assessing the transmission risk of red sea bream iridovirus (RSIV) in environmental water: insights from fish farms and experimental settings

open access: yesMicrobiology Spectrum, 2023
Aquatic animal viruses are considered to be transmitted via environmental water between fish farms. This study aimed to understand the actual transmission risk of red sea bream iridovirus (RSIV) through environmental water among fish farms.
Yasuhiko Kawato   +8 more
doaj   +1 more source

First detection of infectious spleen and kidney necrosis virus (ISKNV) associated with massive mortalities in farmed tilapia in Africa

open access: yesTransboundary and Emerging Diseases, Volume 68, Issue 3, Page 1550-1563, May 2021., 2021
Abstract In late 2018, unusual patterns of very high mortality (>50% production) were reported in intensive tilapia cage culture systems across Lake Volta in Ghana. Samples of fish and fry were collected and analysed from two affected farms between October 2018 and February 2019. Affected fish showed darkening, erratic swimming and abdominal distension
José Gustavo Ramírez‐Paredes   +15 more
wiley   +1 more source

Impact of Red Sea Bream Iridovirus Infection on Rock Bream (Oplegnathus fasciatus) and Other Fish Species: A Study of Horizontal Transmission

open access: yesAnimals, 2023
Red sea bream iridovirus (RSIV) causes significant economic losses in aquaculture. Here, we analyzed the pathogenicity, viral shedding, and transmission dynamics of RSIV in rock bream (Oplegnathus fasciatus) by employing immersion infection and ...
Kyung-Ho Kim   +7 more
doaj   +1 more source

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