Stephen D. Atkinson
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View article: Better the devil you know: sympatric fish host copes better than allopatric with a myxozoan parasite
Better the devil you know: sympatric fish host copes better than allopatric with a myxozoan parasite Open
Ceratomyxosis due to the myxozoan parasite Ceratonova shasta affects salmonids, causing severe enteritis leading to hemorrhaging and necrosis. The waterborne parasite stages penetrate host gills and reach the fish intestine through the blo…
View article: Lipidomics-based plasma signature of alcohol-related hepatitis linked to short-term mortality
Lipidomics-based plasma signature of alcohol-related hepatitis linked to short-term mortality Open
View article: Exploring hidden parasite diversity during a ParasiteBlitz across a coastal habitat gradient using environmental DNA metabarcoding
Exploring hidden parasite diversity during a ParasiteBlitz across a coastal habitat gradient using environmental DNA metabarcoding Open
Environmental DNA (eDNA) metabarcoding has lagged in parasite biodiversity assessments. We implemented this method to examine parasite diversity in sediment and water from 4 physically connected aquatic habitats in coastal South Carolina, …
View article: ParasiteBlitz: Adaptation of the BioBlitz concept to parasitology
ParasiteBlitz: Adaptation of the BioBlitz concept to parasitology Open
A BioBlitz is a rapid and intensive survey of a specific geographic area that brings together experts and often lay participants to assess biodiversity, typically of macrobiota that are easily observed and identifiable on-site. This concep…
View article: Correction: Müller et al. Henneguya correai n. sp. (Cnidaria, Myxozoa) Parasitizing the Fins of the Amazonian Fish Semaprochilodus insignis. Diversity 2023, 15, 702
Correction: Müller et al. Henneguya correai n. sp. (Cnidaria, Myxozoa) Parasitizing the Fins of the Amazonian Fish Semaprochilodus insignis. Diversity 2023, 15, 702 Open
In the published publication [...]
View article: IL-1 Signal Inhibition in Alcohol-Related Hepatitis: A Randomized, Double-Blind, Placebo-Controlled Trial of Canakinumab
IL-1 Signal Inhibition in Alcohol-Related Hepatitis: A Randomized, Double-Blind, Placebo-Controlled Trial of Canakinumab Open
CAN therapy in severe AH participants with Model for End-Stage Liver Disease ≤27 did not alter biochemical or clinical outcomes compared with PBO. Nonsignificant histological improvements did not translate into clinical benefit. EudraCT, N…
View article: Evolution of myxozoan mitochondrial genomes: insights from myxobolids
Evolution of myxozoan mitochondrial genomes: insights from myxobolids Open
View article: Deconstructing dams and disease: predictions for salmon disease risk following Klamath River dam removals
Deconstructing dams and disease: predictions for salmon disease risk following Klamath River dam removals Open
The health of fish populations and the river systems they inhabit have broad ecological, cultural, recreational, and economic relevance. This is exemplified by the iconic anadromous salmonid fishes native to the West Coast of North America…
View article: In severe alcohol‐related hepatitis, acute kidney injury is prevalent, associated with mortality independent of liver disease severity, and can be predicted using <scp>IL</scp>‐8 and <scp>micro‐RNAs</scp>
In severe alcohol‐related hepatitis, acute kidney injury is prevalent, associated with mortality independent of liver disease severity, and can be predicted using <span>IL</span>‐8 and <span>micro‐RNAs</span> Open
Summary Background The prevalence, prediction and impact of acute kidney injury (AKI) in alcohol‐related hepatitis (AH) is uncertain. Aims We aimed to determine AKI incidence; association with mortality; evaluate serum biomarkers and the m…
View article: Henneguya correai n. sp. (Cnidaria, Myxozoa) Parasitizing the Fins of the Amazonian Fish Semaprochilodus insignis
Henneguya correai n. sp. (Cnidaria, Myxozoa) Parasitizing the Fins of the Amazonian Fish Semaprochilodus insignis Open
We used a combination of morphological, molecular and biological data to characterize a novel Henneguya (Myxozoa) species infecting the Amazonian prochilodontid Semaprochilodus insignis or “kissing prochilodus”, a popular food fish and aqu…
View article: Responses to pathogen exposure in sentinel juvenile fall-run Chinook salmon in the Sacramento River, CA
Responses to pathogen exposure in sentinel juvenile fall-run Chinook salmon in the Sacramento River, CA Open
This study investigated how the deployment of juvenile Chinook salmon in ambient river conditions and the subsequent exposure to and infection by pathogens was associated with the changes in the expression of genes involved in immune syste…
View article: <i>Ceratonova shasta</i>: a cnidarian parasite of annelids and salmonids
<i>Ceratonova shasta</i>: a cnidarian parasite of annelids and salmonids Open
The myxozoan Ceratonova shasta was described from hatchery rainbow trout over 70 years ago. The parasite continues to cause severe disease in salmon and trout, and is recognized as a barrier to salmon recovery in some rivers. This review i…
View article: A myxozoan genome reveals mosaic evolution in a parasitic cnidarian
A myxozoan genome reveals mosaic evolution in a parasitic cnidarian Open
View article: Additional file 1 of A myxozoan genome reveals mosaic evolution in a parasitic cnidarian
Additional file 1 of A myxozoan genome reveals mosaic evolution in a parasitic cnidarian Open
Additional file 1: Table S1. Statistics of the Pacbio sequencing and assembly of the Myxobolus honghuensis genome. Table S2. Length distribution of the Pacbio subreads. Table S3. Estimated genome characteristics. Table S4. Clean reads mapp…
View article: Peer Review #2 of "The cnidarian parasite Ceratonova shasta utilizes inherited and recruited venom-like compounds during infection (v0.1)"
Peer Review #2 of "The cnidarian parasite Ceratonova shasta utilizes inherited and recruited venom-like compounds during infection (v0.1)" Open
represent targets for designing therapeutics against myxozoan infections.
View article: Peer Review #1 of "The cnidarian parasite Ceratonova shasta utilizes inherited and recruited venom-like compounds during infection (v0.1)"
Peer Review #1 of "The cnidarian parasite Ceratonova shasta utilizes inherited and recruited venom-like compounds during infection (v0.1)" Open
represent targets for designing therapeutics against myxozoan infections.
View article: The cnidarian parasite <i>Ceratonova shasta</i> utilizes inherited and recruited venom-like compounds during infection
The cnidarian parasite <i>Ceratonova shasta</i> utilizes inherited and recruited venom-like compounds during infection Open
Background Cnidarians are the most ancient venomous organisms. They store a cocktail of venom proteins inside unique stinging organelles called nematocysts. When a cnidarian encounters chemical and physical cues from a potential threat or …
View article: Peer Review #1 of "The cnidarian parasite Ceratonova shasta utilizes inherited and recruited venom-like compounds during infection (v0.2)"
Peer Review #1 of "The cnidarian parasite Ceratonova shasta utilizes inherited and recruited venom-like compounds during infection (v0.2)" Open
represent targets for designing therapeutics against myxozoan infections.
View article: Proteomic Analysis of the Parasitic Cnidarian Ceratonova shasta (Cnidaria: Myxozoa) Reveals Diverse Roles of Actin in Motility and Spore Formation
Proteomic Analysis of the Parasitic Cnidarian Ceratonova shasta (Cnidaria: Myxozoa) Reveals Diverse Roles of Actin in Motility and Spore Formation Open
Myxozoans are widely distributed aquatic obligate endoparasites that were recently recognized as belonging within the phylum Cnidaria. They have complex life cycles with waterborne transmission stages: resistant, infectious spores that are…
View article: Evolutionary Analysis of Cystatins of Early-Emerging Metazoans Reveals a Novel Subtype in Parasitic Cnidarians
Evolutionary Analysis of Cystatins of Early-Emerging Metazoans Reveals a Novel Subtype in Parasitic Cnidarians Open
The evolutionary aspects of cystatins are greatly underexplored in early-emerging metazoans. Thus, we surveyed the gene organization, protein architecture, and phylogeny of cystatin homologues mined from 110 genomes and the transcriptomes …
View article: Myxosporea (Myxozoa, Cnidaria) Lack DNA Cytosine Methylation
Myxosporea (Myxozoa, Cnidaria) Lack DNA Cytosine Methylation Open
DNA cytosine methylation is central to many biological processes, including regulation of gene expression, cellular differentiation, and development. This DNA modification is conserved across animals, having been found in representatives o…
View article: Description of myxosporeans (Cnidaria: Myxozoa) infecting the popular food fish Notopterus notopterus (Pisces: Notopteridae) in Malaysia and India
Description of myxosporeans (Cnidaria: Myxozoa) infecting the popular food fish Notopterus notopterus (Pisces: Notopteridae) in Malaysia and India Open
View article: In alcoholic hepatitis, cytokeratin 18 serum fragments reflect its severity and predict responsiveness to prednisolone
In alcoholic hepatitis, cytokeratin 18 serum fragments reflect its severity and predict responsiveness to prednisolone Open
View article: Serum transferrin levels reflect hepatocyte nuclear factor 4 alpha activity in the liver
Serum transferrin levels reflect hepatocyte nuclear factor 4 alpha activity in the liver Open
View article: Type III interferon lambda derangements are associated with susceptibility to infection in alcohol-related liver disease
Type III interferon lambda derangements are associated with susceptibility to infection in alcohol-related liver disease Open
View article: <i>In vitro</i>and<i>in vivo</i>assays reveal that cations affect nematocyst discharge in<i>Myxobolus cerebralis</i>(Cnidaria: Myxozoa)
<i>In vitro</i>and<i>in vivo</i>assays reveal that cations affect nematocyst discharge in<i>Myxobolus cerebralis</i>(Cnidaria: Myxozoa) Open
Myxozoans are parasitic, microscopic cnidarians that have retained the phylum-characteristic stinging capsules called nematocysts. Free-living cnidarians, like jellyfish and corals, utilize nematocysts for feeding and defence, with dischar…
View article: Mitochondrial genome of the freshwater annelid <i>Manayunkia occidentalis</i> (Sabellida: Fabriciidae)
Mitochondrial genome of the freshwater annelid <i>Manayunkia occidentalis</i> (Sabellida: Fabriciidae) Open
Here, we report the 15,103 bp mitochondrial genome of the freshwater fabriciid tubeworm Manayunkia occidentalis. We recovered 13 protein-coding genes, 2 rRNA, and 22 tRNA. The gene order is consistent with the conserved pattern obse…
View article: Transcriptome-Wide Comparisons and Virulence Gene Polymorphisms of Host-Associated Genotypes of the Cnidarian Parasite Ceratonova shasta in Salmonids
Transcriptome-Wide Comparisons and Virulence Gene Polymorphisms of Host-Associated Genotypes of the Cnidarian Parasite Ceratonova shasta in Salmonids Open
Ceratonova shasta is an important myxozoan pathogen affecting the health of salmonid fishes in the Pacific Northwest of North America. Ceratonova shasta exists as a complex of host-specific genotypes, some with low to moderate virulence, a…
View article: A cnidarian parasite of salmon (Myxozoa: <i>Henneguya</i> ) lacks a mitochondrial genome
A cnidarian parasite of salmon (Myxozoa: <i>Henneguya</i> ) lacks a mitochondrial genome Open
Although aerobic respiration is a hallmark of eukaryotes, a few unicellular lineages, growing in hypoxic environments, have secondarily lost this ability. In the absence of oxygen, the mitochondria of these organisms have lost all or parts…
View article: Henneguya (Cnidaria: Myxosporea: Myxobolidae) infections of cultured barramundi, Lates calcarifer (Perciformes: Latidae) in an estuarine wetlands system of Malaysia: description of Henneguya setiuensis n. sp., Henneguya voronini n. sp. and Henneguya calcarifer n. sp.
Henneguya (Cnidaria: Myxosporea: Myxobolidae) infections of cultured barramundi, Lates calcarifer (Perciformes: Latidae) in an estuarine wetlands system of Malaysia: description of Henneguya setiuensis n. sp., Henneguya voronini n. sp. and Henneguya calcarifer n. sp. Open