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Cytogenetic studies in Eigenmannia virescens (Sternopygidae, Gymnotiformes) and new inferences on the origin of sex chromosomes in the Eigenmannia genus

BACKGROUND: Cytogenetic studies were carried out on samples of Eigenmannia virescens (Sternopygidae, Gymnotiformes) obtained from four river systems of the Eastern Amazon region (Para, Brazil). RESULTS: All four populations had 2n = 38, with ZZ/ZW sex chromosomes (Z, acrocentric; W, submetacentric)....

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Detalles Bibliográficos
Autores principales: Silva, Danillo S, Milhomem, Susana SR, Pieczarka, Julio C, Nagamachi, Cleusa Y
Formato: Texto
Lenguaje:English
Publicado: BioMed Central 2009
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2789750/
https://www.ncbi.nlm.nih.gov/pubmed/19930594
http://dx.doi.org/10.1186/1471-2156-10-74