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The effect of metabarcoding 18S rRNA region choice on diversity of microeukaryotes including phytoplankton
Metabarcoding using high throughput sequencing of amplicons of the 18S rRNA gene is one of the widely used methods for assessing the diversity of...
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Diversity, community structure, and quantity of eukaryotic phytoplankton revealed using 18S rRNA and plastid 16S rRNA genes and pigment markers: a case study of the Pearl River Estuary
Understanding consistencies and discrepancies in characterizing diversity and quantity of phytoplankton is essential for better modeling ecosystem...
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Dynamics of cold-water dinoflagellates in the northern Baltic Sea based on 18S rRNA gene metabarcoding
Cold-water dinoflagellates contribute significantly to spring blooms in temperate coastal waters. In the northern Baltic Sea, Peridiniella catenata , Ap...
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Dinoflagellate Tripos species composition and seasonal dynamics in Jiaozhou Bay revealed through 18S rDNA V4-based metabarcoding analysis
Tripos is one of the largest dinoflagellate genera with ~800 reported taxa widely distributed in global marine ecosystems. These diverse Tripos ...
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N6-methyladenosine (m6A) in 18S rRNA promotes fatty acid metabolism and oncogenic transformation
Aberrant RNA modifications lead to dysregulated gene expression and cancer progression. Ribosomal RNA (rRNA) accounts for more than 80% of a cell’s...
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A new Sphaeronella species (Copepoda: Siphonostomatoida: Nicothoidae) parasitic on Euphilomedes sp. (Ostracoda: Myodocopa: Philomedidae) from Hokkaido, Japan, with an 18S molecular phylogeny
With about 80 species, Sphaeronella is the most species-rich genus in the copepod family Nicothoidae. To date, 20 named Sphaeronella species have...
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Physical Map** of 18S rRNA Gene in Green Mussel Perna viridis – An Indication of Higher Major rRNA Gene Clusters
AbstractThe family Mytilidae generally shows a genus-specific diploid number (2 n ) of chromosomes; however, one species from each genus, with the...
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Chromosome characterization and physical map** of 18S rDNA in Lilium longiflorum originated interspecific hybrids using combined genomic and fluorescent in situ hybridization
This study was aimed to differentiate parental genomes, examining intergenomic composition, and map** mitotic metaphase chromosomes by localizing...
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Diversity and Transformation of the Community of Planktonic Freshwater Protists in the Estuarine Tributary Zone of a Large Plainland Reservoir: Metabarcoding of the 18S Ribosomal RNA Gene
Abstract —The first data on the composition and diversity of the summer community of planktonic protists in Usinsky Bay and the adjacent water area of...
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Nuclear group I introns in the 18S rDNA subtypes of Vermamoeba vermiformis
Vermamoeba vermiformis is a widespread free-living amoeba, playing a major role as a host of pathogens and probably acting as an opportunistic...
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Differential spatial–temporal dynamics of Alexandrium species revealed using metabarcoding analysis by the 18S rDNA V4 region in Jiaozhou Bay, China
The dinoflagellate genus Alexandrium hosts many toxigenic species with remarkable negative influence on ecosystems and human health by develo**...
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18S rRNA variability maps reveal three highly divergent, conserved motifs within Rotifera
Background18S rRNA is a major component of the small subunit of the eukaryotic ribosome and an important phylogenetic marker for many groups, often...
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RNAP II produces capped 18S and 25S ribosomal RNAs resistant to 5′-monophosphate dependent processive 5′ to 3′ exonuclease in polymerase switched Saccharomyces cerevisiae
BackgroundWe have previously found that, in the pathogenic yeast Candida albicans, 18S and 25S ribosomal RNA components, containing more than one...
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18S rDNA map** revealed conservation and rearrangements of chromosome segments in two Channa species
Snakehead fishes are important food fishes from freshwater ecosystems with their significant contribution in capture fisheries. They also have high...
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18S and ITS2 rDNA sequence-structure phylogeny of Prototheca (Chlorophyta, Trebouxiophyceae)
Protothecosis is an infectious disease caused by organisms currently classified within the green algal genus Prototheca . The disease can manifest as...
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Paleo-diatom composition from Santa Barbara Basin deep-sea sediments: a comparison of 18S-V9 and diat-rbcL metabarcoding vs shotgun metagenomics
Sedimentary ancient DNA ( sed aDNA) analyses are increasingly used to reconstruct marine ecosystems. The majority of marine sed aDNA studies use a...
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New Finds on the Systematics of Cycloposthiid Ciliates (Ciliophora: Entodiniomorphida: Cycloposthiidae) Based on New 18S-rDNA Sequences from a Brazilian Capybara
The family Cycloposthiidae (Entodiniomorphida) comprises ciliated protists that are symbionts of the gastrointestinal tract of several herbivore...
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16S rRNA gene and 18S rRNA gene diversity in microbial mat communities in meltwater ponds on the McMurdo Ice Shelf, Antarctica
The undulating ice of the McMurdo Ice Shelf, Southern Victoria Land, supports one of the largest networks of ice-based, multiyear meltwater pond...
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Comparison of Deep-Sea Picoeukaryotic Composition Estimated from the V4 and V9 Regions of 18S rRNA Gene with a Focus on the Hadal Zone of the Mariana Trench
Diversity of microbial eukaryotes is estimated largely based on sequencing analysis of the hypervariable regions of 18S rRNA genes. But the use of...
