Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primers

With the rise of world fish farming, the national scenario is favorable for using native fish for intensive farming. Among the catfish, the Amazonian Jundiá (Leiarius marmoratus) is a robust candidate, easy to grow and with good organoleptic characteristics in its flesh. For productive success in c...

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Main Authors: Laís Santana Celestino Mantovani, Felipe Pinheiro de Souza, Eric Costa Campos, Vanessa Lewandowski, Nelson Maurício Lopera Barrero, Ricardo Pereira Ribeiro
Format: Article
Language:English
Published: Editora da Universidade Estadual de Maringá (Eduem) 2021-12-01
Series:Acta Scientiarum: Animal Sciences
Subjects:
Online Access:https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/52657
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author Laís Santana Celestino Mantovani
Felipe Pinheiro de Souza
Eric Costa Campos
Vanessa Lewandowski
Nelson Maurício Lopera Barrero
Ricardo Pereira Ribeiro
author_facet Laís Santana Celestino Mantovani
Felipe Pinheiro de Souza
Eric Costa Campos
Vanessa Lewandowski
Nelson Maurício Lopera Barrero
Ricardo Pereira Ribeiro
author_sort Laís Santana Celestino Mantovani
collection DOAJ
description With the rise of world fish farming, the national scenario is favorable for using native fish for intensive farming. Among the catfish, the Amazonian Jundiá (Leiarius marmoratus) is a robust candidate, easy to grow and with good organoleptic characteristics in its flesh. For productive success in captivity, it is necessary to consider some questions about the species, such as genetic variability, which must have an acceptable level in a breeding stock, in order to maintain a good diversity; this reduces losses due to inbreeding and low diversity. Therefore, the objective of this study was to characterize the genetic variability of commercial stocks of L. marmoratus from the State of Mato Grosso through microsatellite molecular markers. We analyzed 143 individuals from three stocks. The mean heterozygosity and the inbreeding coefficients observed were 0.060; 0.084; 0.141; and 0.539; 0.562; 0.514, respectively, for the stocks of Campo Verde, Juína, and Nova Mutum. The Deviation in the Hardy-Weinberg equilibrium was observed in most of the loci in the three populations. Considering the genetic differentiation, it is concluded that the three populations are very close genetically, which requires introduction of new genetic material in the stocks to enrich them genetically for a later reproductive program.
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spelling doaj.art-f4ad959af12c4900923e3813ed01bc412022-12-22T00:01:21ZengEditora da Universidade Estadual de Maringá (Eduem)Acta Scientiarum: Animal Sciences1806-26361807-86722021-12-0144110.4025/actascianimsci.v44i1.52657Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primersLaís Santana Celestino Mantovani0Felipe Pinheiro de Souza1Eric Costa Campos2Vanessa Lewandowski3Nelson Maurício Lopera Barrero4Ricardo Pereira Ribeiro5Universidade Estadual de MaringáUniversidade Estadual de LondrinaUniversidade Estadual de MaringáUniversidade Federal da Grande DouradosUniversidade Estadual de LondrinaUniversidade Estadual de Maringá With the rise of world fish farming, the national scenario is favorable for using native fish for intensive farming. Among the catfish, the Amazonian Jundiá (Leiarius marmoratus) is a robust candidate, easy to grow and with good organoleptic characteristics in its flesh. For productive success in captivity, it is necessary to consider some questions about the species, such as genetic variability, which must have an acceptable level in a breeding stock, in order to maintain a good diversity; this reduces losses due to inbreeding and low diversity. Therefore, the objective of this study was to characterize the genetic variability of commercial stocks of L. marmoratus from the State of Mato Grosso through microsatellite molecular markers. We analyzed 143 individuals from three stocks. The mean heterozygosity and the inbreeding coefficients observed were 0.060; 0.084; 0.141; and 0.539; 0.562; 0.514, respectively, for the stocks of Campo Verde, Juína, and Nova Mutum. The Deviation in the Hardy-Weinberg equilibrium was observed in most of the loci in the three populations. Considering the genetic differentiation, it is concluded that the three populations are very close genetically, which requires introduction of new genetic material in the stocks to enrich them genetically for a later reproductive program. https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/52657DNA; molecular markers; genetic variability; fish culture; siluriformes
spellingShingle Laís Santana Celestino Mantovani
Felipe Pinheiro de Souza
Eric Costa Campos
Vanessa Lewandowski
Nelson Maurício Lopera Barrero
Ricardo Pereira Ribeiro
Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primers
Acta Scientiarum: Animal Sciences
DNA; molecular markers; genetic variability; fish culture; siluriformes
title Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primers
title_full Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primers
title_fullStr Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primers
title_full_unstemmed Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primers
title_short Genetic diversity in Amazonian Jundiá (Leiarius marmoratus) stocks using heterologous primers
title_sort genetic diversity in amazonian jundia leiarius marmoratus stocks using heterologous primers
topic DNA; molecular markers; genetic variability; fish culture; siluriformes
url https://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/52657
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