Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz)
Autor(a) principal: | |
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Data de Publicação: | 2008 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Acta Scientiarum Biological Sciences |
Texto Completo: | http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2812 |
Resumo: | Esterase isozymes were used as molecular markers to discriminate and cluster seven "unnamed" cultivars (accesses A-G) of M. esculenta. The "unnamed" cassava cultivars were compared to 25 different M. esculenta cultivars (cultivars BG), which have been maintained in the germplasm collection of the Agronomy Department, State University of Maringá. 4-Methylumbelliferyl acetate, 4-methylumbelliferyl propionate and α–naphthyl acetate were utilized as substrates for isoesterase detection and comparative analysis. Similarity between plants, using Jaccard’s coefficient, ranged from 47.6% to 100%. A dendrogram produced by cluster analysis showed identity between cultivar BG 23 and plants of accession D. Plants of accesses B and G were also clustered with cultivar BG 23 showing 95% and 89% similarity, respectively. Plants of accesses A and E were similar to BG 1, showing 95% and 90% similarity, respectively. Plants of accession F were clustered with cultivar BG 9, showing 94% similarity. The dendrogram also showed that most of the cultivars were clustered together with 85-90% similarity. Thus, we conclude that esterase isozymes may be used as molecular markers of cassava genotypes for the characterization of “unnamed” cultivars of M. esculenta |
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Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz)Izoenzimas esterases para discriminar cultivares "sem nome" de mandioca (Manihot esculenta)esteraseisoesteraseisoenzimascassavaManihot esculentapolimorfismosimiliridade genética2.00.00.00-6 Ciências BiológicasEsterase isozymes were used as molecular markers to discriminate and cluster seven "unnamed" cultivars (accesses A-G) of M. esculenta. The "unnamed" cassava cultivars were compared to 25 different M. esculenta cultivars (cultivars BG), which have been maintained in the germplasm collection of the Agronomy Department, State University of Maringá. 4-Methylumbelliferyl acetate, 4-methylumbelliferyl propionate and α–naphthyl acetate were utilized as substrates for isoesterase detection and comparative analysis. Similarity between plants, using Jaccard’s coefficient, ranged from 47.6% to 100%. A dendrogram produced by cluster analysis showed identity between cultivar BG 23 and plants of accession D. Plants of accesses B and G were also clustered with cultivar BG 23 showing 95% and 89% similarity, respectively. Plants of accesses A and E were similar to BG 1, showing 95% and 90% similarity, respectively. Plants of accession F were clustered with cultivar BG 9, showing 94% similarity. The dendrogram also showed that most of the cultivars were clustered together with 85-90% similarity. Thus, we conclude that esterase isozymes may be used as molecular markers of cassava genotypes for the characterization of “unnamed” cultivars of M. esculentaIsoenzimas esterases foram usadas como marcadores moleculares para discriminar e agrupar sete cultivares "sem nomes" (acessos A-G) de Manihot esculenta. Os cultivares "sem nomes" de mandioca foram comparados com 25 diferentes cultivares (BG) que vêm sendo mantidos na coleção de germoplasma do Departamento de Agronomia, da Universidade Estadual de Maringá. Acetato e propionato de 4-metilumbeliferona e acetato de α–naftil, foram os substratos utilizados para a detecção e análise comparativa das isoesterases. A similaridade entre as plantas, usando o coeficiente de Jaccard, variou de 47,6% até 100%. O dendrograma produzido pela análise de agrupamento mostrou identidade entre as plantas do cultivar BG23 e as plantas do acesso D. As plantas dos acessos B e G também foram agrupadas com o cultivar BG 23, mostrando similaridade de 95% e 89%, respectivamente. As plantas dos acessos A e E foram similares às plantas BG 1, mostrando 95% e 90% de similaridade, respectivamente. As plantas do acesso F foram agrupadas com as plantas do cultivar BG 9, mostrando 94% de similaridade. O dendrograma mostrou também que a maioria dos cultivares foram agrupados com 85-90% de similaridade. Assim, concluímos que as isozimas esterases podem ser utilizadas como marcadores moleculares de genótipos de mandioca, para a caracterização dos cultivares sem nomes de M. esculentaUniversidade Estadual De Maringá2008-05-09info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/281210.4025/actascibiolsci.v22i0.2812Acta Scientiarum. Biological Sciences; Vol 22 (2000); 275-280Acta Scientiarum. Biological Sciences; v. 22 (2000); 275-2801807-863X1679-9283reponame:Acta Scientiarum Biological Sciencesinstname:Universidade Estadual de Maringá (UEM)instacron:UEMporhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2812/2089Machado, Maria de Fátima Pires da SilvaSouza, Fábio Pablos deResende, Adriana Gazoliinfo:eu-repo/semantics/openAccess2022-11-23T17:33:30Zoai:periodicos.uem.br/ojs:article/2812Revistahttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSciPUBhttp://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/oai||actabiol@uem.br1807-863X1679-9283opendoar:2022-11-23T17:33:30Acta Scientiarum Biological Sciences - Universidade Estadual de Maringá (UEM)false |
dc.title.none.fl_str_mv |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) Izoenzimas esterases para discriminar cultivares "sem nome" de mandioca (Manihot esculenta) |
title |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) |
spellingShingle |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) Machado, Maria de Fátima Pires da Silva esterase isoesterase isoenzimas cassava Manihot esculenta polimorfismo similiridade genética 2.00.00.00-6 Ciências Biológicas |
title_short |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) |
title_full |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) |
title_fullStr |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) |
title_full_unstemmed |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) |
title_sort |
Esterase isozymes for the characterization of "unnamed" cassava cultivars (Manihot esculenta Crantz) |
author |
Machado, Maria de Fátima Pires da Silva |
author_facet |
Machado, Maria de Fátima Pires da Silva Souza, Fábio Pablos de Resende, Adriana Gazoli |
author_role |
author |
author2 |
Souza, Fábio Pablos de Resende, Adriana Gazoli |
author2_role |
author author |
dc.contributor.author.fl_str_mv |
Machado, Maria de Fátima Pires da Silva Souza, Fábio Pablos de Resende, Adriana Gazoli |
dc.subject.por.fl_str_mv |
esterase isoesterase isoenzimas cassava Manihot esculenta polimorfismo similiridade genética 2.00.00.00-6 Ciências Biológicas |
topic |
esterase isoesterase isoenzimas cassava Manihot esculenta polimorfismo similiridade genética 2.00.00.00-6 Ciências Biológicas |
description |
Esterase isozymes were used as molecular markers to discriminate and cluster seven "unnamed" cultivars (accesses A-G) of M. esculenta. The "unnamed" cassava cultivars were compared to 25 different M. esculenta cultivars (cultivars BG), which have been maintained in the germplasm collection of the Agronomy Department, State University of Maringá. 4-Methylumbelliferyl acetate, 4-methylumbelliferyl propionate and α–naphthyl acetate were utilized as substrates for isoesterase detection and comparative analysis. Similarity between plants, using Jaccard’s coefficient, ranged from 47.6% to 100%. A dendrogram produced by cluster analysis showed identity between cultivar BG 23 and plants of accession D. Plants of accesses B and G were also clustered with cultivar BG 23 showing 95% and 89% similarity, respectively. Plants of accesses A and E were similar to BG 1, showing 95% and 90% similarity, respectively. Plants of accession F were clustered with cultivar BG 9, showing 94% similarity. The dendrogram also showed that most of the cultivars were clustered together with 85-90% similarity. Thus, we conclude that esterase isozymes may be used as molecular markers of cassava genotypes for the characterization of “unnamed” cultivars of M. esculenta |
publishDate |
2008 |
dc.date.none.fl_str_mv |
2008-05-09 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2812 10.4025/actascibiolsci.v22i0.2812 |
url |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2812 |
identifier_str_mv |
10.4025/actascibiolsci.v22i0.2812 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
http://www.periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/2812/2089 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Universidade Estadual De Maringá |
publisher.none.fl_str_mv |
Universidade Estadual De Maringá |
dc.source.none.fl_str_mv |
Acta Scientiarum. Biological Sciences; Vol 22 (2000); 275-280 Acta Scientiarum. Biological Sciences; v. 22 (2000); 275-280 1807-863X 1679-9283 reponame:Acta Scientiarum Biological Sciences instname:Universidade Estadual de Maringá (UEM) instacron:UEM |
instname_str |
Universidade Estadual de Maringá (UEM) |
instacron_str |
UEM |
institution |
UEM |
reponame_str |
Acta Scientiarum Biological Sciences |
collection |
Acta Scientiarum Biological Sciences |
repository.name.fl_str_mv |
Acta Scientiarum Biological Sciences - Universidade Estadual de Maringá (UEM) |
repository.mail.fl_str_mv |
||actabiol@uem.br |
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1750312450626945024 |