Results 91 to 100 of about 773 (159)

Effect of air exposure, handling stress and imidacloprid on the susceptibility of Crassostrea gigas to Ostreid herpesvirus 1 (OsHV-1)

open access: yesAquaculture Environment Interactions, 2019
The emergence of the microvariant genotype of Ostreid herpesvirus 1 (OsHV-1 μVar) has caused mass mortalities of Pacific oysters Crassostrea gigas, resulting in significant economic losses in Europe, New Zealand and Australia. There is variability in the
Oliver, R, Fuhrmann, M, Hick, P
doaj   +1 more source

Epidemiological investigations inform Ostreid herpesvirus 1 disease control in Pacific oysters (Crassostrea gigas) [PDF]

open access: yes, 2020
The high mortality and economic loss in farmed Pacific oysters (Crassostrea gigas) caused by the virulent microvariant genotypes of Ostreid herpesvirus - 1 (OsHV-1) has spurred research into strategies to mitigate the impact of the disease.
de Kantzow, Maximilian Clarence
core  

Long-range PCR and high-throughput sequencing of Ostreid herpesvirus 1 indicate high genetic diversity and complex evolution process

open access: yes, 2019
Ostreid herpesvirus 1 (OsHV-1) is an important pathogen associated with mass mortalities of cultivated marine mollusks worldwide. Since no cell line allows OsHV-1 replication in vitro, it is difficult to isolate enough high-purity viral DNA for High ...
Li, Chen   +6 more
core   +1 more source

Long dsRNAs promote an anti-viral response in Pacific oyster hampering ostreid herpesvirus 1 replication [PDF]

open access: yes, 2017
Double stranded RNA-mediated genetic interference (RNAi) is a widely used reverse genetic tool for determining the loss-of-function phenotype of a gene. Here, the possible induction of an immune response by long dsRNA was tested in a marine bivalve, i.e.
Labreuche, Yannick   +28 more
core   +1 more source

Evaluation of tangential flow filtration coupled to long-read sequencing for ostreid herpesvirus type 1 genome assembly

open access: yes, 2022
Whole-genome sequencing is widely used to better understand the transmission dynamics, the evolution and the emergence of new variants of viral pathogens. This can bring crucial information to stakeholders for disease management.
Dégremont, Lionel   +9 more
core   +1 more source

Diversity and evolution of the Ostreid Herpesvirus type 1

open access: yes, 2023
L’utilisation des nouvelles générations de séquençage (NGS) pour étudier et surveiller les agents pathogènes chez les mollusques bivalves est cruciale pour anticiper la détection de nouveaux agents pathogènes ou l’émergence de nouveaux génotypes. Améliorer nos connaissances et nos techniques de caractérisation génomique permet de mieux appréhender le ...
openaire   +1 more source

Partial characterisation of pilchard herpesvirus and the associated disease in pilchards

open access: yes, 2007
In 1995 and again in 1998, millions of pilchards (Sardinops sagax neopilchardus) were found dead or dying off the coast of Australia and also in New Zealand. The epizootics moved progressively, at a rapid speed against the prevailing currents.
Crockford, Melanie
core  

Étude des interactions hôte/virus chez l’huître creuse, Crassostrea gigas, et son virus Ostreid herpesvirus 1

open access: yes, 2014
In France, Ostreid herpesvirus type 1 (OsHV-1), can be considered one of the major infectious agents in Pacific oysters, Crassostrea gigas. Susceptibility differences to infection were observed in this species.
Segarra, Amélie
core   +1 more source

Microbiota Composition and Evenness Predict Survival Rate of Oysters Confronted to Pacific Oyster Mortality Syndrome

open access: yesFrontiers in Microbiology, 2020
Pacific Oyster Mortality Syndrome (POMS) affects Crassostrea gigas oysters worldwide and causes important economic losses. Disease dynamic was recently deciphered and revealed a multiple and progressive infection caused by the Ostreid herpesvirus OsHV-1 ...
Camille Clerissi   +9 more
doaj   +1 more source

Differential Mortality and High Viral Load in Naive Pacific Oyster Families Exposed to OsHV-1 Suggests Tolerance Rather than Resistance to Infection

open access: yesPathogens, 2020
Pacific oysters, Crassostrea gigas, are one of the most productive aquaculture species in the world. However, they are threatened by the spread of Ostreid herpesvirus-1 (OsHV-1) and its microvariants (collectively “µvars”), which cause mass mortalities ...
M. Victoria Agnew   +10 more
doaj   +1 more source

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