Clinal variation in autosomal satellite DNA clusters across a contact zone in Barker Frogs

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Autor(es): dc.contributorUniversidade Estadual de Campinas (UNICAMP)-
Autor(es): dc.contributorUniversidad Nacional de Misiones-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorSouza, Lucas Henrique Bonfim-
Autor(es): dc.creatorFerro, Juan Martín-
Autor(es): dc.creatorGatto, Kaleb Pretto-
Autor(es): dc.creatorde Sá, Fábio Perin-
Autor(es): dc.creatorHaddad, Célio Fernando Baptista-
Autor(es): dc.creatorLourenço, Luciana Bolsoni-
Data de aceite: dc.date.accessioned2025-08-21T18:33:31Z-
Data de disponibilização: dc.date.available2025-08-21T18:33:31Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2025-01-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1093/jeb/voae142-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/298248-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/298248-
Descrição: dc.descriptionContact zones between genetically divergent lineages offer a unique opportunity to explore gene flow and speciation dynamics. Because satellite DNAs (satDNAs) have high evolutionary rates, they may be useful for comparing related taxa and assessing contact zones. Here, we analysed the distribution of chromosomal clusters of PcP190 satDNA across a contact zone between two distinct genetic lineages of a Neotropical species complex of frogs. The parental lineages, Physalaemus ephippifer and lineage 1B (L1B), exhibited pronounced divergence in the number of PcP190 clusters. We further expanded the geographic scope of this species complex by including two additional Brazilian localities in previously available cytogenetic and mitochondrial DNA datasets. The contact zone exhibited remarkable variation in the chromosomal distribution of PcP190 clusters among the autosomes; the only fixed autosomal site was found on chromosome 3. The highest numbers of PcP190 clusters were observed in specimens collected at sites near (approximately 320 km from) the distribution of L1B, whereas specimens from Dom Eliseu, which is near (approximately 330 km from) the distribution of P. ephippifer, had the lowest numbers of such clusters. Mitochondrial haplotypes also exhibited geographical variation across sites. Our findings expand the known contact zone of these Physalaemus lineages from 1,500 km2 to over 6,200 km2, demonstrating its extensive area, and emphasize the usefulness of satDNAs in studying contact zones.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionDepartamento de Biologia Estrutural e Funcional Laboratório de Estudos Cromossômicos (LabEsC) Instituto de Biologia Universidade Estadual de Campinas-
Descrição: dc.descriptionFacultad de Ciencias Exactas Químicas y Naturales Laboratorio de Genética Evolutiva “Dr. Claudio J. Bidau,” Instituto de Biología Subtropical (CONICET-UNaM) Universidad Nacional de Misiones-
Descrição: dc.descriptionDepartamento de Biodiversidade Centro de Aquicultura (CAUNESP) Instituto de Biociências Universidade Estadual Paulista-
Descrição: dc.descriptionDepartamento de Biodiversidade Centro de Aquicultura (CAUNESP) Instituto de Biociências Universidade Estadual Paulista-
Descrição: dc.descriptionFAPESP: 2020/11125-2-
Descrição: dc.descriptionFAPESP: 2021/00464-3-
Descrição: dc.descriptionFAPESP: 2021/10639-5-
Formato: dc.format167-179-
Idioma: dc.languageen-
Relação: dc.relationJournal of Evolutionary Biology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectcentromeric heterochromatin-
Palavras-chave: dc.subjectchromosome polymorphism-
Palavras-chave: dc.subjectPcP190 satDNA-
Palavras-chave: dc.subjectPhysalaemus cuvieri—Physalaemus ephippifer species complex-
Título: dc.titleClinal variation in autosomal satellite DNA clusters across a contact zone in Barker Frogs-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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