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Gene flow among populations of Xylocopa frontalis (Hymenoptera: Apidae: Xylocopini) of islands and continent: is the sea a geographical barrier?

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Autor(es):
Cont, Larissa Batista ; Alves-Dos-Santos, Isabel ; Caetano, Tiago de Almeida ; Francisco, Flavio de Oliveira ; Arias, Maria Cristina
Número total de Autores: 5
Tipo de documento: Artigo Científico
Fonte: Apidologie; v. 55, n. 4, p. 9-pg., 2024-08-01.
Resumo

The aim of this study was to investigate whether the sea acts as a geographical barrier to gene flow in Xylocopa frontalis. To achieve this, 90 female individuals from three geographic populations were analyzed. These populations were collected from the north coast of the state of Sao Paulo (Brazil) in mainland and insular areas. The genetic variability was assessed by sequencing two regions of the mitochondrial genome (COI and Cytb) and by genotyping 12 microsatellite loci. The results showed that there was no population genetic structure for both mitochondrial and nuclear markers, indicating a low rate of inbreeding. The analyses suggest that gene flow occurs between mainland and island populations mediated by both females and males. (AU)

Processo FAPESP: 19/23186-9 - Genômica funcional: bases moleculares subjacentes a comportamentos complexos e evolução em abelhas
Beneficiário:Maria Cristina Arias
Modalidade de apoio: Auxílio à Pesquisa - Regular