Claudio Slamovits

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Cryptic species in the parasitic Amoebophrya species complex revealed by a polyphasic approach.

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Cryptic species in the parasitic Amoebophrya species complex revealed by a polyphasic approach.
Sci Rep. 2020 Feb 13;10(1):2531
Authors: Cai R, Kayal E, Alves-de-Souza C, Bigeard E, Corre E, Jeantho…

Cryptic species in the parasitic Amoebophrya species complex revealed by a polyphasic approach

As critical primary producers and recyclers of organic matter, the diversity of marine protists has been extensively explored by high-throughput barcode sequencing. However, classification of short metabarcoding sequences into traditional taxonomic units is not trivial, especially for lineages mainly known by their genetic fingerprints. This is the case for the widespread Amoebophrya ceratii species complex, parasites of their dinoflagellate congeners. We used genetic and phenotypic characters,…

Biosynthesis of Saxitoxin in Marine Dinoflagellates: An Omics Perspective.

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Biosynthesis of Saxitoxin in Marine Dinoflagellates: An Omics Perspective.
Mar Drugs. 2020 Feb 05;18(2):
Authors: Akbar MA, Mohd Yusof NY, Tahir NI, Ahmad A, Usup G, Sahrani FK, Bunawan H
Ab…

Detection of Helicobacter pylori Microevolution and Multiple Infection from Gastric Biopsies by Housekeeping Gene Amplicon Sequencing.

Related Articles Detection of Helicobacter pylori Microevolution and Multiple Infection from Gastric Biopsies by Housekeeping Gene Amplicon Sequencing. Pathogens. 2020 Feb 05;9(2): Authors: Palau M, Piqué N, Comeau AM, Douglas GM, Ramírez-Lázaro MJ, Lario S, Calvet X, Langille MGI, Miñana-Galbis D Abstract Despite the great efforts devoted to research on Helicobacter pylori, the prevalence of …

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Biosynthesis of Saxitoxin in Marine Dinoflagellates: An Omics Perspective

Saxitoxin is an alkaloid neurotoxin originally isolated from the clam Saxidomus giganteus in 1957. This group of neurotoxins is produced by several species of freshwater cyanobacteria and marine dinoflagellates. The saxitoxin biosynthesis pathway was described for the first time in the 1980s and, since then, it was studied in more than seven cyanobacterial genera, comprising 26 genes that form a cluster ranging from 25.7 kb to 35 kb in sequence length. Due to the complexity of the genomic…

N-Linked Surface Glycan Biosynthesis, Composition, Inhibition, and Function in Cnidarian-Dinoflagellate Symbiosis.

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N-Linked Surface Glycan Biosynthesis, Composition, Inhibition, and Function in Cnidarian-Dinoflagellate Symbiosis.
Microb Ecol. 2020 Jan 25;:
Authors: Tivey TR, Parkinson JE, Mandelare PE, Adpressa …

N-Linked Surface Glycan Biosynthesis, Composition, Inhibition, and Function in Cnidarian-Dinoflagellate Symbiosis

The success of symbioses between cnidarian hosts (e.g., corals and sea anemones) and micro-algal symbionts hinges on the molecular interactions that govern the establishment and maintenance of intracellular mutualisms. As a fundamental component of innate immunity, glycan-lectin interactions impact the onset of marine endosymbioses, but our understanding of the effects of cell surface glycome composition on symbiosis establishment remains limited. In this study, we examined the canonical…

Bacterial Taxa and Functions Are Predictive of Sustained Remission Following Exclusive Enteral Nutrition in Pediatric Crohn’s Disease.

Related Articles Bacterial Taxa and Functions Are Predictive of Sustained Remission Following Exclusive Enteral Nutrition in Pediatric Crohn’s Disease. Inflamm Bowel Dis. 2020 Jan 21;: Authors: Jones CMA, Connors J, Dunn KA, Bielawski JP, Comeau AM, Langille MGI, Van Limbergen J Abstract BACKGROUND: The gut microbiome is extensively involved in induction of remission in pediatric …

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Piece by Piece: Building a Ribozyme.

Related Articles Piece by Piece: Building a Ribozyme. J Biol Chem. 2020 Jan 17;: Authors: Gray MW, Gopalan V Abstract The ribosome and ribonuclease P (RNase P) are cellular ribonucleoprotein complexes that perform peptide bond synthesis and phosphodiester bond cleavage, respectively. Both are ancient biological assemblies that were already present in the last universal common …

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Genome Improvement and Core Gene Set Refinement of Fugacium kawagutii.

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Genome Improvement and Core Gene Set Refinement of Fugacium kawagutii.
Microorganisms. 2020 Jan 11;8(1):
Authors: Li T, Yu L, Song B, Song Y, Li L, Lin X, Lin S
Abstract
Cataloging a…