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Registro Completo |
Biblioteca(s): |
Embrapa Florestas. |
Data corrente: |
25/09/2017 |
Data da última atualização: |
12/12/2017 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
BARBIERI, S. F.; RUTHES, A. C.; PETKOWICZ, C. L. de O.; GODOY, R. C. B. de; SASSAKI, G. L.; SANTANA FILHO, A. P.; SILVEIRA, J. L. M. |
Afiliação: |
Shayla Fernanda Barbieri, UFPR; Andrea Caroline Ruthes, Brazil Division of Glycoscience, Royal Institute of Technology; Carmen Lúcia de Oliveira Petkowicz, UFPR; ROSSANA CATIE BUENO DE GODOY, CNPF; Guilherme Lanzi Sassaki, UFPR; Arquimedes Paixão Santana Filho, UFPR; Joana Léa Meira Silveira, UFPR. |
Título: |
Extraction, purification and structural characterization of agalactoglucomannan from the gabiroba fruit (Campomanesia xanthocarpa Berg), Myrtaceae family. |
Ano de publicação: |
2017 |
Fonte/Imprenta: |
Carbohydrate Polymers, v. 174, p. 887-895, Oct. 2017. |
DOI: |
http://dx.doi.org/10.1016/j.carbpol.2017.07.015 |
Idioma: |
Inglês |
Conteúdo: |
In this study, we isolated and structurally characterized, for the first time, a galactoglucomannan (GGM) from the pulp of gabiroba, a Myrtaceae family species. The HPSEC-MALLS-RI analysis showed a homoge-neous polysaccharide with molar mass of 25,340 g mol−1. The monosaccharide composition showed thatthe GGM consisted of Man:Glc:Gal in a molar ratio of 1:1:0.6. Methylation and 1D and 2D NMR analysessuggested that the main chain of the GGM consisted of -d-Glcp and -d-Manp units (1 → 4)-linked. The-d-Galp substitutions occur mainly at O-6 position of -d-Manp units. The glycosidic linkages of theGGM were evident by the presence of the characteristic signals of 4-O-substituted residues at 78.6/3.69for both -d-Glcp and -d-Manp. Furthermore, the O-6 substitutions for both -d-Glcp and -d-Manpunits were confirmed by signals at 67.1/4.00 and 3.93. The interglycosidic correlations, obtained throughthe analysis of the HMBC spectrum, further confirm the structure. |
Palavras-Chave: |
Extraction polysaccharide; Gabiroba; Galactoglucomannan; Hemicelullose; NMR analysis. |
Thesagro: |
Espécie nativa; Guabiroba; Hemicelulose; Polpa de fruta; Sacarídeo. |
Thesaurus Nal: |
Campomanesia xanthocarpa; Fruit pulp; Mannans. |
Categoria do assunto: |
X Pesquisa, Tecnologia e Engenharia |
Marc: |
LEADER 02109naa a2200361 a 4500 001 2076213 005 2017-12-12 008 2017 bl uuuu u00u1 u #d 024 7 $ahttp://dx.doi.org/10.1016/j.carbpol.2017.07.015$2DOI 100 1 $aBARBIERI, S. F. 245 $aExtraction, purification and structural characterization of agalactoglucomannan from the gabiroba fruit (Campomanesia xanthocarpa Berg), Myrtaceae family.$h[electronic resource] 260 $c2017 520 $aIn this study, we isolated and structurally characterized, for the first time, a galactoglucomannan (GGM) from the pulp of gabiroba, a Myrtaceae family species. The HPSEC-MALLS-RI analysis showed a homoge-neous polysaccharide with molar mass of 25,340 g mol−1. The monosaccharide composition showed thatthe GGM consisted of Man:Glc:Gal in a molar ratio of 1:1:0.6. Methylation and 1D and 2D NMR analysessuggested that the main chain of the GGM consisted of -d-Glcp and -d-Manp units (1 → 4)-linked. The-d-Galp substitutions occur mainly at O-6 position of -d-Manp units. The glycosidic linkages of theGGM were evident by the presence of the characteristic signals of 4-O-substituted residues at 78.6/3.69for both -d-Glcp and -d-Manp. Furthermore, the O-6 substitutions for both -d-Glcp and -d-Manpunits were confirmed by signals at 67.1/4.00 and 3.93. The interglycosidic correlations, obtained throughthe analysis of the HMBC spectrum, further confirm the structure. 650 $aCampomanesia xanthocarpa 650 $aFruit pulp 650 $aMannans 650 $aEspécie nativa 650 $aGuabiroba 650 $aHemicelulose 650 $aPolpa de fruta 650 $aSacarídeo 653 $aExtraction polysaccharide 653 $aGabiroba 653 $aGalactoglucomannan 653 $aHemicelullose 653 $aNMR analysis 700 1 $aRUTHES, A. C. 700 1 $aPETKOWICZ, C. L. de O. 700 1 $aGODOY, R. C. B. de 700 1 $aSASSAKI, G. L. 700 1 $aSANTANA FILHO, A. P. 700 1 $aSILVEIRA, J. L. M. 773 $tCarbohydrate Polymers$gv. 174, p. 887-895, Oct. 2017.
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Embrapa Florestas (CNPF) |
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Registros recuperados : 9 | |
7. | | BARBIERI, S. F.; RUTHES, A. C.; PETKOWICZ, C. L. de O.; GODOY, R. C. B. de; SASSAKI, G. L.; SANTANA FILHO, A. P.; SILVEIRA, J. L. M. Extraction, purification and structural characterization of agalactoglucomannan from the gabiroba fruit (Campomanesia xanthocarpa Berg), Myrtaceae family. Carbohydrate Polymers, v. 174, p. 887-895, Oct. 2017.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Florestas. |
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8. | | BARBIERI, S. F.; LIMA, L. T. F. de; BAUM, J. C. S.; MISCHIATTI, K. L.; GODOY, R. C. B. de; SILVEIRA, J. L. M. Polysaccharides from pinhão seeds of Araucaria angustifolia: extraction, isolation and structural characterization. Journal of Food Composition and Analysis, v. 115, 104888, p. 1-9, 2023.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Florestas. |
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9. | | HORNUNG, P. S.; BARBI, R. C. T.; TEIXEIRA, G. L.; ÁVILA, S.; SILVA, F. L. de A. da; LAZZAROTTO, M.; SILVEIRA, J. L. M.; BETA, T.; RIBANI, R. H. Brazilian Amazon white yam (Dioscorea sp.) starch: impact on functional properties due to chemical and physical modifications processes. Journal of Thermal Analysis and Calorimetry, v. 134, n. 3, p. 2075-2088, Dec. 2018.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Florestas. |
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Registros recuperados : 9 | |
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