Results 21 to 30 of about 278 (100)

Annotated checklist and genetic data for parasitic helminths infecting New Zealand marine invertebrates

open access: yesInvertebrate Biology, Volume 141, Issue 3, September 2022., 2022
Abstract Parasitic helminths with complex life cycles require multiple hosts in a particular order to complete their life cycles. Although almost all helminths infect invertebrates at some point in their life cycle, we know very little about which species of invertebrates harbor parasites compared with what is known for vertebrates. In New Zealand, <1%
Jerusha Bennett   +2 more
wiley   +1 more source

White spot syndrome virus host range and impact on transmission

open access: yesReviews in Aquaculture, Volume 14, Issue 4, Page 1843-1860, September 2022., 2022
Abstract White spot syndrome virus (WSSV), the etiological agent of white spot disease (WSD), is a significant pathogen affecting shrimp farming industry worldwide. White spot syndrome virus is a generalist virus mainly infecting decapod crustaceans. The aims of this review were to: (1) Re‐evaluate and update the status of reported WSSV host and vector
Desrina   +4 more
wiley   +1 more source

TransPi—a comprehensive TRanscriptome ANalysiS PIpeline for de novo transcriptome assembly

open access: yesMolecular Ecology Resources, Volume 22, Issue 5, Page 2070-2086, July 2022., 2022
Abstract The use of RNA sequencing (RNA‐Seq) data and the generation of de novo transcriptome assemblies have been pivotal for studies in ecology and evolution. This is especially true for nonmodel organisms, where no genome information is available.
Ramón E. Rivera‐Vicéns   +4 more
wiley   +1 more source

Dataset complexity impacts both MOTU delimitation and biodiversity estimates in eukaryotic 18S rRNA metabarcoding studies

open access: yesEnvironmental DNA, Volume 4, Issue 2, Page 363-384, March 2022., 2022
We assessed how the choice of bioinformatics algorithm (UCLUST, VSearch, DADA2, and Deblur) impacts the downstream biological conclusions that are drawn from eukaryotic 18S rRNA metabarcoding studies by using a low‐complexity and high‐complexity dataset. ASV algorithms produce more biologically realistic metabarcoding outputs, with DADA2 being the most
Alejandro De Santiago   +3 more
wiley   +1 more source

COMPARATIVE ANALYSES OF MORPHOLOGICAL CHARACTERS IN SPHAERODORIDAE AND ALLIES (ANNELIDA) REVEALED BY AN INTEGRATIVE MICROSCOPICAL APPROACH

open access: yesFrontiers in Marine Science, 2015
Sphaerodoridae is a group of benthic marine worms (Annelida) characterized by the presence of spherical tubercles covering their whole surface. They are commonly considered as belonging to Phyllodocida although sistergroup relationships are still far ...
Conrad eHelm, Maria eCapa
doaj   +1 more source

Hide ‘n seq: Direct versus indirect metabarcoding of coral reef cryptic communities

open access: yesEnvironmental DNA, Volume 4, Issue 1, Page 93-107, January 2022., 2022
Cryptic diversity of coral reef habitat was compared among metabarcoding methods using standardized autonomous reef monitoring structures (ARMS) and eDNA applying a broad eukaryotic marker (COI). Metabarcoding of biomass from ARMS and eDNA from water samples revealed fundamentally different communities of cryptic coral reef habitat with little overlap ...
Patrick K. Nichols   +2 more
wiley   +1 more source

Within-family plasticity of nervous system architecture in Syllidae (Annelida, Errantia)

open access: yesFrontiers in Zoology, 2020
Background The ground pattern underlying the nervous system of the last common ancestor in annelids was long thought to be settled, consisting of a dorsal brain, circumoesophageal connectives and a subepithelial, ladder-like ventral nerve cord with ...
Hannah Schmidbaur   +4 more
doaj   +1 more source

Redescriptions of four nereidid species (Annelida: Phyllodocida: Nereididae) from the Atlantic Ocean described by Aaron Louis Treadwell

open access: yesRevista Mexicana de Biodiversidad, 2022
Aaron Louis Treadwell proposed a large number of new taxa, and several of them are regarded as synonyms. Treadwell proposed 32 new species in the family Nereididae, and a few of them have been re-evaluated.
Victor Manuel Conde-Vela
doaj   +1 more source

Fine structure of the brain in Amphinomida (Annelida)

open access: yesActa Zoologica, Volume 102, Issue 4, Page 483-495, October 2021., 2021
Abstract Amphinomida, some also known as fireworms, are not only notorious for their painful sting but also their painfully difficult phylogenetic placement. Current understanding of the annelid tree of life suggests a close affinity with Sipuncula, the unsegmented and sessile peanut worms.
Patrick Beckers, Ekin Tilic
wiley   +1 more source

The impact of DNA extract homogenization and replication on marine sediment metabarcoding diversity and heterogeneity

open access: yesEnvironmental DNA, Volume 3, Issue 5, Page 997-1006, September 2021., 2021
An intermediate DNA extraction Precellys homogenizer program can significantly improve observed alpha‐ and beta diversity compared to extract vortexing only. Pre‐PCR DNA extract pooling increased observed rarefied richness compared to single extract medians, but not to the extent of post‐PCR or in silico pooling.
Jon Thomassen Hestetun   +3 more
wiley   +1 more source

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