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dc.creatorSuarez, Pablo-
dc.creatorPinto Barroso, Inaê Cristina Guerreiro-
dc.creatorSilva, Danilo dos Santos-
dc.creatorMilhomem, Susana S. R.-
dc.creatorCabral de Mello, Diogo Cavalcanti-
dc.creatorMartins, Cesar-
dc.creatorPieczarka, Julio Cesar-
dc.creatorNagamachi, Cleusa Yoshiko-
dc.date2018-05-28T18:17:33Z-
dc.date2018-05-28T18:17:33Z-
dc.date2017-06-
dc.date2018-05-16T14:45:05Z-
dc.date.accessioned2019-04-29T15:35:23Z-
dc.date.available2019-04-29T15:35:23Z-
dc.date.issued2018-05-28T18:17:33Z-
dc.date.issued2018-05-28T18:17:33Z-
dc.date.issued2017-06-
dc.date.issued2018-05-16T14:45:05Z-
dc.identifierSuarez, Pablo; Pinto Barroso, Inaê Cristina Guerreiro; Silva, Danilo dos Santos; Milhomem, Susana S. R.; Cabral de Mello, Diogo Cavalcanti; et al.; Highest diploid number among Gymnotiformes: first cytogenetic insights into Rhabdolichops (Sternopygidae); Mary Ann Liebert; Zebrafish; 14; 3; 6-2017; 272-279-
dc.identifier1545-8547-
dc.identifierhttp://hdl.handle.net/11336/46291-
dc.identifier1557-8542-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/297293-
dc.descriptionWe report the first comparative cytogenetic analysis of two species from electrogenic fish of genus Rhabdolichops (Sternopygidae, Gymnotiformes): Rhabdolichops troscheli and Rhabdolichops cf eastwardi. R. troscheli has 2n = 54 (fundamental number [FN] = 66), whereas R. cf. eastwardi has 2n = 74 (FN = 78). C-banding revealed centromeric constitutive heterochromatin in both species. Ag-NORs mapped on pair 6 in R. troscheli and pair 30 in R. cf eastwardi. Fluorescense in situ hybridization with 18S rDNA probes confirmed the Ag-NOR staining results and revealed additional (presumably silent) ribosomal genes on pairs 12, 13, 21, 23, 26, and 27 in R. cf eastwardi. 5S rDNA was found on the centromeres of pair 7 in both species. Telomeric probes showed only distal locations. Dispersed signal patterns were obtained using probes for retrotransposons Rex1 and Rex3. Histone H1 and H3 genes were found together on pair 6 in R. cf eastwardi. The high diploid number found in Rhabdolichops suggests that chromosome fission may have contributed to its chromosomal evolution, phylogenetic relationship of the Sternopygidae suggests that this increase in diploid number could be a synapomorphic characteristic of genus Rhabdolichops. Although both species are phylogenetically close related, their karyotype structure has undergone divergent evolutionary directions. All in all, our results strongly suggest that R. cf eastwardi experencied recent intense genome reorganization.-
dc.descriptionFil: Suarez, Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste. Instituto de Biología Subtropical. Instituto de Biología Subtropical - Nodo Puerto Iguazú | Universidad Nacional de Misiones. Instituto de Biología Subtropical. Instituto de Biología Subtropical - Nodo Puerto Iguazú; Argentina. Universidade Federal do Pará; Brasil-
dc.descriptionFil: Pinto Barroso, Inaê Cristina Guerreiro. Universidade Federal do Pará; Brasil-
dc.descriptionFil: Silva, Danilo dos Santos. Universidade do Estado de Pará; Brasil-
dc.descriptionFil: Milhomem, Susana S. R.. Instituto Federal de Educação, Ciência e Tecnologia de Góias; Brasil-
dc.descriptionFil: Cabral de Mello, Diogo Cavalcanti. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil-
dc.descriptionFil: Martins, Cesar. Universidade Estadual Paulista Julio de Mesquita Filho; Brasil-
dc.descriptionFil: Pieczarka, Julio Cesar. Universidade Federal do Pará; Brasil-
dc.descriptionFil: Nagamachi, Cleusa Yoshiko. Universidade Federal do Pará; Brasil-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherMary Ann Liebert-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://online.liebertpub.com/doi/full/10.1089/zeb.2016.1405-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1089/zeb.2016.1405-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectELECTRIC FISH-
dc.subjectCHROMOSOMES-
dc.subjectBIODIVERSITY-
dc.subjectAMAZON RAINFOREST-
dc.subjectKARIYOTYPIC DIVERSITY-
dc.subjectOtras Ciencias Biológicas-
dc.subjectCiencias Biológicas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleHighest diploid number among Gymnotiformes: first cytogenetic insights into Rhabdolichops (Sternopygidae)-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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