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Registro Completo |
Biblioteca(s): |
Embrapa Amazônia Ocidental; Embrapa Pesca e Aquicultura. |
Data corrente: |
13/10/2021 |
Data da última atualização: |
28/10/2021 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
VARELA, E. S.; BEKAERT, M.; KIRSCHNIK, L. N. G.; TORATI, L. S.; SHIOTSUKI, L.; O'SULLIVAN, F. L. A.; VILLELA, L. C. V.; REZENDE, F. P.; BARROSO, A. da S.; FREITAS, L. E. L. de; TAGGART, J. B.; MIGAUD, H. |
Afiliação: |
EDUARDO SOUSA VARELA, CNPASA; MICHAËL BEKAERT; LUCIANA NAKAGHI GANECO KIRSCHNIK, CNPASA; LUCAS SIMON TORATI, CNPASA; LUCIANA SHIOTSUKI, CNPASA; FERNANDA LOUREIRO ALMEIDA OSULLIVAN, CPAA; LUCIANA CRISTINE VASQUES VILLELA, CNPASA; FABRICIO PEREIRA REZENDE, CNPASA; AURISAN DA SILVA BARROSO; LUIZ EDUARDO LIMA DE FREITAS, CNPASA; JOHN BERNARD TAGGART; HERVE MIGAUD. |
Título: |
A high-density linkage map and sex-linked markers for the Amazon tambaqui Colossoma macropomum. |
Ano de publicação: |
2021 |
Fonte/Imprenta: |
BMC Genomics, v. 22, n. 709, 2021. |
ISSN: |
1471-2164 |
DOI: |
https://doi.org/10.1186/s12864-021-08037-8 |
Idioma: |
Inglês |
Conteúdo: |
Tambaqui (Colossoma macropomum, Cuvier, 1818) is the most economically important native freshwater fish species in Brazil. It can reach a total length of over 1 m and a weight of over 40 kg. The species displays a clear sex dimorphism in growth performance, with females reaching larger sizes at harvest. In aquaculture, the production of monosex populations in selective breeding programmes has been therefore identified as a key priority. In the present study, a genetic linkage map was generated by double digest restriction-site associated DNA (ddRAD) sequencing from 248 individuals sampled from two F1 families. The map was constructed using 14,805 informative SNPs and spanned 27 linkage groups. From this, the tambaqui draft genome was improved, by ordering the scaffolds into chromosomes, and sex-linked markers were identified. A total of 235 markers on linkage group 26 showed a significant association with the phenotypic sex, supporting an XX/XY sex determination system in the species. The four most informative sex-linked markers were validated on another 206 sexed individuals, demonstrating an accuracy in predicting sex ranging from 90.0 to 96.7%. |
Palavras-Chave: |
Linkage map; Monosex; Sex-linked markers. |
Thesagro: |
Aquicultura; Colossoma Macropomum; Peixe; Tambaqui. |
Thesaurus Nal: |
Aquaculture; Fish; Genetic markers; Sex determination. |
Categoria do assunto: |
-- L Ciência Animal e Produtos de Origem Animal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/227302/1/bmc-2021.pdf
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/226902/1/s12864-021-08037-8.pdf
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Marc: |
LEADER 02300naa a2200409 a 4500 001 2135686 005 2021-10-28 008 2021 bl uuuu u00u1 u #d 022 $a1471-2164 024 7 $ahttps://doi.org/10.1186/s12864-021-08037-8$2DOI 100 1 $aVARELA, E. S. 245 $aA high-density linkage map and sex-linked markers for the Amazon tambaqui Colossoma macropomum.$h[electronic resource] 260 $c2021 520 $aTambaqui (Colossoma macropomum, Cuvier, 1818) is the most economically important native freshwater fish species in Brazil. It can reach a total length of over 1 m and a weight of over 40 kg. The species displays a clear sex dimorphism in growth performance, with females reaching larger sizes at harvest. In aquaculture, the production of monosex populations in selective breeding programmes has been therefore identified as a key priority. In the present study, a genetic linkage map was generated by double digest restriction-site associated DNA (ddRAD) sequencing from 248 individuals sampled from two F1 families. The map was constructed using 14,805 informative SNPs and spanned 27 linkage groups. From this, the tambaqui draft genome was improved, by ordering the scaffolds into chromosomes, and sex-linked markers were identified. A total of 235 markers on linkage group 26 showed a significant association with the phenotypic sex, supporting an XX/XY sex determination system in the species. The four most informative sex-linked markers were validated on another 206 sexed individuals, demonstrating an accuracy in predicting sex ranging from 90.0 to 96.7%. 650 $aAquaculture 650 $aFish 650 $aGenetic markers 650 $aSex determination 650 $aAquicultura 650 $aColossoma Macropomum 650 $aPeixe 650 $aTambaqui 653 $aLinkage map 653 $aMonosex 653 $aSex-linked markers 700 1 $aBEKAERT, M. 700 1 $aKIRSCHNIK, L. N. G. 700 1 $aTORATI, L. S. 700 1 $aSHIOTSUKI, L. 700 1 $aO'SULLIVAN, F. L. A. 700 1 $aVILLELA, L. C. V. 700 1 $aREZENDE, F. P. 700 1 $aBARROSO, A. da S. 700 1 $aFREITAS, L. E. L. de 700 1 $aTAGGART, J. B. 700 1 $aMIGAUD, H. 773 $tBMC Genomics$gv. 22, n. 709, 2021.
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Registro original: |
Embrapa Pesca e Aquicultura (CNPASA) |
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Registros recuperados : 57 | |
15. | | ATAIDES, K. da S.; SHIOTSUKI, L.; GARCIA, B. F.; SILVA, D. A.; VARGAS, G.; CARVALHEIRO, R. Impacto do efeito de ambiente comum em características morfométricas de tambaqui (Colossoma macropomum) avaliadas aos 6 e 12 meses de idade. In: SIMPÓSIO BRASILEIRO DE MELHORAMENTO ANIMAL, 14., 2021, Santa Catarina. Passado, presente e futuro: anais. Santa Catarina: Sociedade Brasileira de Melhoramento Animal, 2021.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Pesca e Aquicultura. |
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18. | | SHIOTSUKI, L.; CARDOSO, F. F.; SILVA, J. A. II V.; ALBUQUERQUE, L. G. Genetic analysis of growth traits considering the avarage numerator relationship matrix and a hierarchical Bayes model for Nellore cattle. In: ADSA CSAS ASAS JOINT ANNUAL MEETING, 2009, Montreal. Electronic abstracts... Champaign: ADSA: ASAS, 2009. p. 15-16. M40. Publicado em: Jornal of Animal Science, Champaign, v. 87, p. 15-16, 2009. Electronic Supplement 2.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Pecuária Sul. |
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Registros recuperados : 57 | |
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