Aquaculture disease management and microbiota

The impact of Piscirickettsia Salmonis infection on genome-wide DNA methylation profile in Atlantic Salmon

This study examines how Piscirickettsia salmonis infection affects DNA methylation in Atlantic salmon, identifying differentially methylated sites and their association with immune-related processes.

Structural variation turnovers and defective genomes: key drivers for the in vitro evolution of the large double-stranded DNA koi herpesvirus (KHV)

This study investigates structural variation (SV) diversity and dynamics in CyHV-3 genome during serial passages, finding SV turnovers and defective genomes drive in vitro evolution.

Lectocyte secrete novel leukolectins in ovo for first-line innate immunity defence.

The paper identifies novel leukolectin genes expressed in peridermal cells of fish embryos, providing first-line innate immunity defense during hatching.

Comparative genomics of Nocardia seriolae reveals recent importation and subsequent widespread dissemination in mariculture farms in South Central Coast, Vietnam

The paper analyzes Nocardia seriolae strains from Vietnam and Taiwan to trace their origin and spread, finding a single clade with limited genetic diversity and suggesting widespread transmission among mariculture farms.

Whole-genome sequencing identifies interferon induced protein IFI6 as a strong candidate gene for VNN resistance in European sea bass

Bacterial composition and inferring function profiles in the biofloc system rearing Litopenaeus vannamei postlarvae at a low salinity

This study examines bacterial composition and inferred functional profiles in a low-salinity biofloc system rearing shrimp postlarvae, revealing dominant taxa and metabolic functions.

Concentration and quantification of Tilapia tilapinevirus from water using a simple iron flocculation coupled with probe-based RT-qPCR

This paper develops a method to detect and quantify Tilapia tilapinevirus in water using iron flocculation and RT-qPCR, showing high sensitivity and applicability in aquaculture monitoring.

Pre-treatment of Nile tilapia (Oreochromis niloticus) with ozone nanobubbles improve efficacy of heat-killed Streptococcus agalactiae immersion vaccine

This study shows that pre-treatment of Nile tilapia with ozone nanobubbles enhances immune response and survival rate after immersion vaccination against Streptococcus agalactiae.

Network analysis of Differentially Expressed Genes (DEGs) identified in zebrafish after infection with Spring viremia of carp virus (SVCV) - an in silico approach

This study identifies differentially expressed genes in zebrafish infected with SVCV and analyzes their involvement in pathogen response pathways.

Understanding host response to infectious salmon anaemia virus in an Atlantic salmon cell line using single-cell RNA sequencing

The paper uses single-cell RNA sequencing to analyze host response to ISAV in Atlantic salmon cells, revealing transcriptional changes and potential host-virus interactions.

Shrimp draft genome contains independent clusters of ancient and current endogenous viral elements (EVE) of the parvovirus IHHNV

The paper identifies two distinct clusters of endogenous viral elements (EVE) in the shrimp genome that may be protective against a parvovirus, suggesting potential for genetic improvement of shrimp resistance.

Development and comparison of Loop-Mediated Isothermal Amplification with Quantitative PCR for the specific detection of Saprolegnia spp.

This paper develops and compares LAMP and qPCR for detecting Saprolegnia spp., finding LAMP more sensitive and suitable for on-site use.

Microbiome Analysis of Gut Bacterial Communities of Healthy and Diseased Malaysian Mahseer (Tor tambroides)

This study compares gut microbiota differences between healthy and diseased Malaysian mahseer fish, finding lower diversity and specific bacterial associations in diseased individuals.

Identification of a new Infectious Pancreatic Necrosis Virus (IPNV) isolate in Atlantic salmon (Salmo salar L.) that causes mortality in resistant fish

The paper identifies a new IPNV isolate that causes mortality in genetically resistant Atlantic salmon, despite being similar to avirulent forms in critical motifs but differing in unique hypervariable region mutations.

Gene co-expression networks identify novel candidate genes for moulting and development in the Atlantic salmon louse (Lepeophtheirus salmonis)

The paper identifies novel candidate genes for moulting and development in the salmon louse using gene co-expression networks and validates them via RNA interference.

Detecting Flavobacterial Fish Pathogens in the Environment Using High-Throughput Community Analysis

The paper evaluates two methods for detecting Flavobacterium pathogens in aquaculture environments, showing both accurately identify pathogens and provide complementary advantages for surveillance and microbial profiling.

Genome assembly of the Australian black tiger shrimp (Penaeus monodon) reveals a fragmented IHHNV EVE sequence

The paper presents a draft genome assembly of the Australian black tiger shrimp, revealing a fragmented IHHNV EVE sequence with implications for viral detection and RNAi mechanisms.

Shrimp parvovirus circular DNA fragments arise from both endogenous viral elements (EVE) and the infecting virus

The paper shows that circular viral copy DNA (cvcDNA) in shrimp can originate from both endogenous viral elements (EVE) and the infecting virus, and can be used to reduce viral replication.

Rapid genotyping of tilapia lake virus (TiLV) using Nanopore sequencing

This study develops a method combining PCR and Oxford Nanopore amplicon sequencing for rapid genotyping of tilapia lake virus from clinical samples.

A potential prokaryotic and microsporidian pathobiome that may cause shrimp white feces syndrome (WFS)

The paper investigates microbial differences between shrimp with and without white feces syndrome (WFS) to identify potential bacterial contributors to the disease.

Exploring genetic resistance to Infectious Salmon Anaemia Virus in Atlantic salmon by genome-wide association and RNA sequencing

This study identifies genetic and functional basis of resistance to ISAV in Atlantic salmon using GWAS and RNA sequencing, finding TRIM25 as a key antiviral gene.

Dual RNAseq highlights the kinetics of skin microbiome and fish host responsiveness to bacterial infection

The paper uses dual RNAseq to study the kinetics of skin microbiome and host response to T. maritimum infection in fish, finding immune gene upregulation in resistant individuals.

Potential universal PCR method to detect decapod hepanhamaparvovirus (DHPV) in crustaceans

The paper develops a universal PCR method (DHPV-U) to detect decapod hepanhamaparvovirus in different shrimp species, showing it works for both Penaeus monodon and Macrobrachium rosenbergii.

Investigating mechanisms underlying genetic resistance to Salmon Rickettsial Syndrome in Atlantic salmon using RNA sequencing

The paper investigates genetic resistance to Salmon Rickettsial Syndrome in Atlantic salmon using RNA sequencing, identifying polygenic traits and immune-related pathways associated with resistance.

Molecular effects of mannanase-hydrolyzed coprameal to intestinal immunity in the Pacific white shrimp (Litopenaeus vannamei )

This study evaluates the immunostimulant effects of mannanase-hydrolyzed coprameal (MCM) on Pacific white shrimp, finding no significant survival difference but increased expression of immune-related genes.

Association of gut microbiota with metabolism in juvenile Atlantic Salmon

This study examines the relationship between gut microbiota and metabolism in Atlantic salmon, finding significant associations between specific microbial OTUs and metabolic phenotypes.

A novel RNA virus, Macrobrachium rosenbergii Golda virus (MrGV), linked to mass mortalities of the larval giant freshwater prawn in Bangladesh

The paper identifies a novel RNA virus, MrGV, linked to mass mortalities in M. rosenbergii larvae in Bangladesh and shows its widespread presence using PCR.

Diversity of sea star-associated densoviruses and transcribed endogenized viral elements of densovirus origin

The paper reassesses the association between densoviruses and Sea Star Wasting Syndrome by analyzing metagenomic and transcriptomic data, finding SSaDV is one of many densoviruses present in sea stars, not the sole cause of the syndrome.

Genomic and immunogenic changes over the history of the Viral Hemorrhagic Septicemia (VHS-IVb) fish virus (=Piscine novirhabdovirus) in the Laurentian Great Lakes

The paper analyzes genomic changes in VHSV IVb over time, finding reduced virulence and increased genetic diversity linked to lower immunogenicity in later isolates.

Emerging viruses in British Columbia salmon discovered via a viral immune response biomarker panel and metatranscriptomic sequencing

The paper identifies emerging viruses in British Columbia salmon using a biomarker panel and metatranscriptomic sequencing, revealing new viruses and their host range.