Search Results - "Ricardo José Gunski"
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Comparative chromosome painting in three Pelecaniformes species (Aves): Exploring the role of macro and microchromosome fusions in karyotypic evolution
Published in PloS one (27-11-2023)“…Pelecaniformes is an order of waterbirds that exhibit diverse and distinct morphologies. Ibis, heron, pelican, hammerkop, and shoebill are included within the…”
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Satellitome analysis on the pale-breasted thrush Turdus leucomelas (Passeriformes; Turdidae) uncovers the putative co-evolution of sex chromosomes and satellite DNAs
Published in Scientific reports (04-09-2024)“…Do all birds' sex chromosomes follow the same canonical one-way direction of evolution? We combined cytogenetic and genomic approaches to analyze the process…”
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Genomic Organization of Repetitive DNA in Woodpeckers (Aves, Piciformes): Implications for Karyotype and ZW Sex Chromosome Differentiation
Published in PloS one (01-01-2017)“…Birds are characterized by a low proportion of repetitive DNA in their genome when compared to other vertebrates. Among birds, species belonging to Piciformes…”
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Chromosomal evolution and phylogenetic considerations in cuckoos (Aves, Cuculiformes, Cuculidae)
Published in PloS one (29-05-2020)“…The Cuckoos have a long history of difficult classification. The species of this order have been the subject of several studies based on osteology, behavior,…”
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Molecular cytogenetic characterization of multiple intrachromosomal rearrangements in two representatives of the genus Turdus (Turdidae, Passeriformes)
Published in PloS one (24-07-2014)“…Turdus rufiventris and Turdus albicollis, two songbirds belonging to the family Turdidae (Aves, Passeriformes) were studied by C-banding, 18S rDNA, as well as…”
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The distribution of 45S rDNA sites in bird chromosomes suggests multiple evolutionary histories
Published in Genetics and molecular biology (01-01-2020)“…The distribution of 45S rDNA cluster in avian karyotypes varies in different aspects, such as position, number of bearer chromosomes, and bearers being macro-…”
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Karyotype Evolution and Genomic Organization of Repetitive DNAs in the Saffron Finch, Sicalis flaveola (Passeriformes, Aves)
Published in Animals (Basel) (19-05-2021)“…The Saffron finch ( ), a semi-domestic species, is tolerant of human proximity and nesting in roof spaces. Considering the importance of cytogenomic approaches…”
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Comparative cytogenetics in three species of Wood-Warblers (Aves: Passeriformes: Parulidae) reveal divergent banding patterns and chromatic heterogeneity for the W chromosome
Published in Caryologia (01-01-2021)“…Chromosomal rearrangements are an important process in the evolution of species. It is assumed that these rearrangements occur near repetitive sequences and…”
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Chromosomal Analysis in Crotophaga ani (Aves, Cuculiformes) Reveals Extensive Genomic Reorganization and an Unusual Z-Autosome Robertsonian Translocation
Published in Cells (Basel, Switzerland) (22-12-2020)“…Although cytogenetics studies in cuckoos (Aves, Cuculiformes) have demonstrated an interesting karyotype variation, such as variations in the chromosome…”
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Highly Conserved Microchromosomal Organization in Passeriformes Birds Revealed via BAC-FISH Analysis
Published in Birds (Basel, Switzerland) (01-06-2023)“…Passeriformes birds are widely recognized for their remarkable diversity, with over 5700 species described so far. Like most bird species, they possess a…”
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Microchromosome BAC-FISH Reveals Different Patterns of Genome Organization in Three Charadriiformes Species
Published in Animals (Basel) (06-11-2022)“…Microchromosomes, once considered unimportant elements of the genome, represent fundamental building blocks of bird karyotypes. Shorebirds (Charadriiformes)…”
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Interspecies Chromosome Mapping in Caprimulgiformes, Piciformes, Suliformes, and Trogoniformes (Aves): Cytogenomic Insight into Microchromosome Organization and Karyotype Evolution in Birds
Published in Cells (Basel, Switzerland) (07-04-2021)“…Interchromosomal rearrangements involving microchromosomes are rare events in birds. To date, they have been found mostly in Psittaciformes, Falconiformes, and…”
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Evolution of bird sex chromosomes: a cytogenomic approach in Palaeognathae species
Published in BMC ecology and evolution (23-04-2024)“…Different patterns of sex chromosome differentiation are seen in Palaeognathae birds, a lineage that includes the ratites (Struthioniformes, Rheiformes,…”
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Repetitive DNAs and shrink genomes: A chromosomal analysis in nine Columbidae species (Aves, Columbiformes)
Published in Genetics and molecular biology (01-01-2018)“…An extensive karyotype variation is found among species belonging to the Columbidae family of birds (Columbiformes), both in diploid number and chromosomal…”
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Cytotaxonomy of Gallinula melanops (Gruiformes, Rallidae): Karyotype evolution and phylogenetic inference
Published in Genetics and molecular biology (01-01-2021)“…Although Rallidae is the most diverse family within Gruiformes, there is little information concerning the karyotype of the species in this group. In fact,…”
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Novel insights into chromosome evolution of Charadriiformes: extensive genomic reshuffling in the wattled jacana (Jacana jacana, Charadriiformes, Jacanidae)
Published in Genetics and molecular biology (01-01-2020)“…The order Charadriiformes comprises three major clades: Lari and Scolopaci as sister group to Charadrii. Until now, only three Charadriiformes species have…”
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Cytogenetic Evidence Clarifies the Phylogeny of the Family Rhynchocyclidae (Aves: Passeriformes)
Published in Cells (Basel, Switzerland) (04-10-2021)“…The phylogenetic position and taxonomic status of Rhynchocyclidae (Aves: Passeriformes) have been the subject of debate since their first description. In most…”
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Polymorphism of Sooty-fronted Spinetail (Synallaxis frontalis Aves: Furnariidae): Evidence of chromosomal rearrangements by pericentric inversion in autosomal macrochromosomes
Published in Genetics and molecular biology (01-01-2019)“…The Passeriformes is the most diverse and cytogenetically well-known clade of birds, comprising approximately 5,000 species. The sooty-fronted spinetail…”
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Comparative analyses of three swallow species (Aves, Passeriformes, Hirundinidae): Insights on karyotype evolution and genomic organization
Published in Genetics and molecular biology (01-01-2020)“…Despite the richness of species in the Hirudinidae family, little is known about the genome organization of swallows. The Progne tapera species presents…”
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Comparative chromosome painting in hummingbirds (Trochilidae)
Published in Genetics and molecular biology (01-01-2020)“…Hummingbirds (Trochilidae) are one of the most enigmatic avian groups, and also among the most diverse, with approximately 360 recognized species in 106…”
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