Search Results - "Gainett, Guilherme"
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Genomic resources and toolkits for developmental study of whip spiders (Amblypygi) provide insights into arachnid genome evolution and antenniform leg patterning
Published in EvoDevo (28-08-2020)“…The resurgence of interest in the comparative developmental study of chelicerates has led to important insights, such as the discovery of a genome duplication…”
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Predatory behavior and sensory morphology of the whip spider Charinus asturius (Arachnida: Amblypygi)
Published in Journal of ethology (01-09-2020)“…Assessing information about prey before attacking is crucial for predators. Whip spiders (Arachnida, Amblypygi) are predatory arachnids that prey mainly on…”
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Eggs to long-legs: embryonic staging of the harvestman Phalangium opilio (Opiliones), an emerging model arachnid
Published in Frontiers in zoology (04-03-2022)“…The comparative embryology of Chelicerata has greatly advanced in recent years with the integration of classical studies and genetics, prominently spearheaded…”
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4
Neglected no longer: Phylogenomic resolution of higher-level relationships in Solifugae
Published in iScience (15-09-2023)“…Advanced sequencing technologies have expedited resolution of higher-level arthropod relationships. Yet, dark branches persist, principally among groups…”
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In the land of the blind: Exceptional subterranean speciation of cryptic troglobitic spiders of the genus Tegenaria (Araneae: Agelenidae) in Israel
Published in Molecular phylogenetics and evolution (01-06-2023)“…[Display omitted] Caves have long been recognized as a window into the mechanisms of diversification and convergent evolution, due to the unique conditions of…”
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Vestigial organs alter fossil placements in an ancient group of terrestrial chelicerates
Published in Current biology (25-03-2024)“…Vestigial organs provide a link between ancient and modern traits and therefore have great potential to resolve the phylogeny of contentious fossils that bear…”
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Comprehensive Species Sampling and Sophisticated Algorithmic Approaches Refute the Monophyly of Arachnida
Published in Molecular biology and evolution (03-02-2022)“…Abstract Deciphering the evolutionary relationships of Chelicerata (arachnids, horseshoe crabs, and allied taxa) has proven notoriously difficult, due to their…”
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Taxonomic Sampling and Rare Genomic Changes Overcome Long-Branch Attraction in the Phylogenetic Placement of Pseudoscorpions
Published in Molecular biology and evolution (19-05-2021)“…Abstract Long-branch attraction is a systematic artifact that results in erroneous groupings of fast-evolving taxa. The combination of short, deep internodes…”
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Machine learning approaches to assess microendemicity and conservation risk in cave-dwelling arachnofauna
Published in Conservation genetics (01-10-2024)“…The biota of cave habitats faces heightened conservation risks, due to geographic isolation and high levels of endemism. Molecular datasets, in tandem with…”
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10
Dual Functions of labial Resolve the Hox Logic of Chelicerate Head Segments
Published in Molecular biology and evolution (04-03-2023)“…Abstract Despite an abundance of gene expression surveys, comparatively little is known about Hox gene function in Chelicerata. Previous investigations of…”
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Brazilian cave heritage under siege
Published in Science (American Association for the Advancement of Science) (18-03-2022)Get full text
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Phylogenomics of Scorpions Reveal Contemporaneous Diversification of Scorpion Mammalian Predators and Mammal-Active Sodium Channel Toxins
Published in Systematic biology (12-10-2022)“…Scorpions constitute a charismatic lineage of arthropods and comprise more than 2500 described species. Found throughout various tropical and temperate…”
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The genome of a daddy-long-legs (Opiliones) illuminates the evolution of arachnid appendages
Published in Proceedings of the Royal Society. B, Biological sciences (11-08-2021)“…Chelicerate arthropods exhibit dynamic genome evolution, with ancient whole-genome duplication (WGD) events affecting several orders. Yet, genomes remain…”
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Recent speciation and phenotypic plasticity within a parthenogenetic lineage of levantine whip spiders (Chelicerata: Amblypygi: Charinidae)
Published in Molecular phylogenetics and evolution (01-10-2022)“…[Display omitted] •Sarax ioanniticusandS. israelensisare troglophilic whip spiders found in the Levant.•COI and ddRAD support that they are distinct species…”
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Phylogenomic Resolution of Sea Spider Diversification through Integration of Multiple Data Classes
Published in Molecular biology and evolution (01-02-2021)“…Abstract Despite significant advances in invertebrate phylogenomics over the past decade, the higher-level phylogeny of Pycnogonida (sea spiders) remains…”
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Systemic paralogy and function of retinal determination network homologs in arachnids
Published in BMC genomics (23-11-2020)“…Arachnids are important components of cave ecosystems and display many examples of troglomorphisms, such as blindness, depigmentation, and elongate appendages…”
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A plurality of morphological characters need not equate with phylogenetic accuracy: A rare genomic change refutes the placement of Solifugae and Pseudoscorpiones in Haplocnemata
Published in Evolution & development (01-07-2024)“…Recent advances in higher‐level invertebrate phylogeny have leveraged shared features of genomic architecture to resolve contentious nodes across the tree of…”
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A Novel Expression Domain of extradenticle Underlies the Evolutionary Developmental Origin of the Chelicerate Patella
Published in Molecular biology and evolution (05-09-2024)“…Abstract Neofunctionalization of duplicated gene copies is thought to be an important process underlying the origin of evolutionary novelty and provides an…”
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The sensory equipment of a sandokanid: An extreme case of tarsal reduction in harvestmen (Arachnida, Opiliones, Laniatores)
Published in Journal of morphology (1931) (01-09-2018)“…The study of sensory structures has the potential to provide insights into the natural history and evolution of animals. The sensory structures of arachnids…”
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Ultrastructure of chemoreceptive tarsal sensilla in an armored harvestman and evidence of olfaction across Laniatores (Arachnida, Opiliones)
Published in Arthropod structure & development (01-03-2017)“…Harvestmen (Arachnida, Opiliones) are especially dependent on chemical cues and are often regarded as animals that rely mainly on contact chemoreception…”
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