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Venomous Noodles: The Evolution of Toxins in Nemertea through Positive Selection and Gene Duplication [PDF]

open access: yesToxins, 2023
Some, probably most and perhaps all, members of the phylum Nemertea are poisonous, documented so far from marine and benthic specimens. Although the toxicity of these animals has been long known, systematic studies on the characterization of toxins ...
Gabriel Gonzalez Sonoda   +4 more
doaj   +3 more sources

ERGA-BGE reference genome of the lineid heteronemertean Lineus lacteus (Pilidiophora, Nemertea) [version 2; peer review: 2 approved] [PDF]

open access: yesOpen Research Europe
The reference genome of Lineus lacteus is a crucial resource for studying the genetic basis of novelty and the evolution of remarkable traits, such as regeneration and venom, as well as the molecular mechanisms underlying adaptability in marine ...
Patricia Alvarez-Campos   +14 more
doaj   +3 more sources

Proteotranscriptomic Profiling of the Toxic Mucus of Kulikovia alborostrata (Pilidiophora, Nemertea) [PDF]

open access: yesToxins
Nemertea is a phylum of bilaterally symmetrical, coelomate, unsegmented worms, also known as ribbon worms. Most species of the phylum Nemertea are marine predators that contain toxins in the single-celled glands of the proboscis and/or integument. Recent
Vasiliy G. Kuznetsov   +3 more
doaj   +3 more sources

Characterization of the complete mitochondrial genome of Quasilineus sinicus Gibson, 1990 (Nemertea: Heteronemertea) and its phylogenetic implications [PDF]

open access: yesMitochondrial DNA. Part B. Resources, 2022
In this study, we sequenced and characterized the complete mitochondrial genome (mitogenome) of Quasilineus sinicus Gibson, 1990 (Heteronemertea, Nemertea) using Illumina sequencing technology.
Chun-Yang Shen   +7 more
doaj   +2 more sources

Organization of Coloration in Nemerteans: Insights from Light and Electron Microscopy [PDF]

open access: yesBiology
Although pigment systems have been extensively studied in vertebrates and cephalopods, those of many invertebrate groups, including nemerteans (Nemertea), remain poorly understood.
Alexandra O. Pereverzeva   +1 more
doaj   +2 more sources

Statistical Parsimony Networks and Species Assemblages in Cephalotrichid Nemerteans (Nemertea) [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: It has been suggested that statistical parsimony network analysis could be used to get an indication of species represented in a set of nucleotide data, and the approach has been used to discuss species boundaries in some taxa.
Hiroshi Kajihara   +2 more
exaly   +2 more sources

Comparative development of the serotonin- and FMRFamide-immunoreactive components of the nervous system in two distantly related ribbon worm species (Nemertea, Spiralia) [PDF]

open access: yesFrontiers in Neuroscience
IntroductionNeurodevelopment in larval stages of non-model organisms, with a focus on the serotonin- and FMRFamide-immunoreactive components, has been in the focus of research in the recent past.
Jörn von Döhren
doaj   +2 more sources

Microbiota Associated With Ototyphlonemertes Species (Nemertea, Hoplonemertea, Monostilifera, Ototyphlonemertidae) Reveal Evidence of Phylosymbiosis [PDF]

open access: yesEcology and Evolution
Phylosymbiosis, the association between the phylogenetic relatedness of hosts and the composition of their microbial communities, is a widespread phenomenon in diverse animal taxa.
Francesca Leasi   +7 more
doaj   +2 more sources

A hundred species, mostly new—first assessment of ribbon worm diversity and distribution in Oman [PDF]

open access: yesPeerJ
Background Biodiversity is a key characteristic of any ecosystem but remains largely undescribed for most marine animals. Ribbon worms (phylum Nemertea), a diverse but poorly sampled phylum ubiquitous in the world’s oceans, are a case in point.
Svetlana Maslakova   +4 more
doaj   +3 more sources

The accordion worm: a new genus and species of heteronemertean (Nemertea, Pilidiophora) from Galicia (Spain) [PDF]

open access: yesRoyal Society Open Science
Ribbon worms (Nemertea) are a less-known group of invertebrates, specially challenging for taxonomic studies due to the scarcity of external morphological features.
Aida Verdes   +8 more
doaj   +2 more sources

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