First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria
Fil: Benitez, Mauricio Fabián. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Biología Subtropical; Argentina.
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Format: | info:eu-repo/semantics/article |
Language: | English |
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Taylor & Francis
2016
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Online Access: | https://hdl.handle.net/20.500.12219/4341 |
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author | Benitez, Mauricio Fabián Pastori, María Cristina Garrido, Gladys Graciela Takagui, Fábio Hiroshi Giuliano-Caetano, Lucia Fenocchio, Alberto Sergio |
author_facet | Benitez, Mauricio Fabián Pastori, María Cristina Garrido, Gladys Graciela Takagui, Fábio Hiroshi Giuliano-Caetano, Lucia Fenocchio, Alberto Sergio |
author_sort | Benitez, Mauricio Fabián |
collection | Repositorio RIDUNaM |
description | Fil: Benitez, Mauricio Fabián. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Biología Subtropical; Argentina. |
format | info:eu-repo/semantics/article |
id | ir-20.500.12219-4341 |
institution | Universidad Nacional de Misiones |
language | English |
publishDate | 2016 |
publisher | Taylor & Francis |
record_format | dspace |
spelling | ir-20.500.12219-43412024-06-04T10:18:06Z First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria Benitez, Mauricio Fabián Pastori, María Cristina Garrido, Gladys Graciela Takagui, Fábio Hiroshi Giuliano-Caetano, Lucia Fenocchio, Alberto Sergio Neotropical fish Siluriformes Karyotypic characterization Chromosome banding Fluorescent staining Fil: Benitez, Mauricio Fabián. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Biología Subtropical; Argentina. Fil: Benitez, Mauricio Fabián. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Biología Subtropical; Argentina. Fil: Pastori, María Cristina. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Biología Subtropical; Argentina. Fil: Pastori, María Cristina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Biología Subtropical; Argentina. Fil: Garrido, Gladys Graciela. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Biología Subtropical; Argentina. Fil: Garrido, Gladys Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Biología Subtropical; Argentina. Fil: Takagui, Fábio Hiroshi. Universidad Estatal de Londrina. Centro de Ciencias Biológicas. Departamento de Biología General. Laboratorio de Citogenética Animal; Brasil. Fil: Giuliano-Caetano, Lucia. Universidad Estatal de Londrina. Centro de Ciencias Biológicas. Departamento de Biología General. Laboratorio de Citogenética Animal; Brasil. Fil: Fenocchio, Alberto Sergio. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Instituto de Biología Subtropical; Argentina. Fil: Fenocchio, Alberto Sergio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico (Nordeste). Instituto de Biología Subtropical; Argentina. This work aims to establish some cytogenetic characteristics of Loricaria simillima from Paraná River. The obtained results show that L. simillima has a 2n = 64 diploid number, with 12 metacentric, 12 sub-metacentric and 40 sub-telo/acrocentric chromosomes. No chromosomal differences were found between sexes. The nucleolus organizer region (NOR) revealed by Ag-NOR was located next to the centromeric region in the short arm of pair 8. The C-bands were pale and detected in pericentromeric regions of the most chromosomes and interstitially on a sub-metacentric pair, coincident with secondary and NORs constriction. A conspicuous interstitial band on an acrocentric chromosome was also observed. Finally DAPI and CMA3 fluorescent bandings showed G-C richness at the NOR region. Present data evidence a great similarity among L. simillima, L. cataphracta and L. carinata, reinforcing the hypothesis that they constitute a closely related phylogenetic group. 2016-11-30 info:eu-repo/semantics/article info:ar-repo/semantics/artículo info:eu-repo/semantics/publishedVersion https://hdl.handle.net/20.500.12219/4341 eng info:eu-repo/semantics/altIdentifier/url/https://www.tandfonline.com/doi/pdf/10.1080/00087114.2016.1258158 info:eu-repo/semantics/openAccess application/pdf application/pdf 769.7 KB Taylor & Francis |
spellingShingle | Neotropical fish Siluriformes Karyotypic characterization Chromosome banding Fluorescent staining Benitez, Mauricio Fabián Pastori, María Cristina Garrido, Gladys Graciela Takagui, Fábio Hiroshi Giuliano-Caetano, Lucia Fenocchio, Alberto Sergio First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria |
title | First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria |
title_full | First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria |
title_fullStr | First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria |
title_full_unstemmed | First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria |
title_short | First cytogenetic characterization of Loricaria simillima (Loricariidae, Siluriformes) from Paraná River (Argentina) with emphasis in cytotaxonomy of Loricaria |
title_sort | first cytogenetic characterization of loricaria simillima loricariidae siluriformes from parana river argentina with emphasis in cytotaxonomy of loricaria |
topic | Neotropical fish Siluriformes Karyotypic characterization Chromosome banding Fluorescent staining |
url | https://hdl.handle.net/20.500.12219/4341 |
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