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Manuel Coimbra

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TOP 3
Ana S P Moreira; Fernando Nunes; Manuel A Coimbra; M Rosário M Domingues
Roasting-induced changes in arabinotriose, a model of coffee arabinogalactan side chains.
Cátia S R Azenha; Manuel A Coimbra; Pedro Domingues; Ana S P Moreira; M Rosário M Domingues
Differentiation of isomeric β-(1-4) hexose disaccharides by positive electrospray tandem mass spectrometry.
Cláudia P Passos; Manuel A Coimbra
Microwave superheated water extraction of polysaccharides from spent coffee grounds.

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All Publications

2013: Ana S P Moreira; Fernando Nunes; Manuel A Coimbra; M Rosário M Domingues
Roasting-induced changes in arabinotriose, a model of coffee arabinogalactan side chains.
Food chemistry 2013;138(4):2291-9.
2013: Cátia S R Azenha; Manuel A Coimbra; Pedro Domingues; Ana S P Moreira; M Rosário M Domingues
Differentiation of isomeric β-(1-4) hexose disaccharides by positive electrospray tandem mass spectrometry.
Journal of mass spectrometry : JMS 2013;48(5):548-52.
2013: Cláudia P Passos; Manuel A Coimbra
Microwave superheated water extraction of polysaccharides from spent coffee grounds.
Carbohydrate polymers 2013;94(1):626-33.
2013: Cláudia Nunes; Ângela Cunha; José A Lopes da Silva; Élia Maricato; Alexandra Nunes; Manuel A Coimbra
Chitosan-caffeic acid-genipin films presenting enhanced antioxidant activity and stability in acidic media.
Carbohydrate polymers 2013;91(1):236-43.
2012: Elisabete V da Costa; Dmitry V Evtuguin; Ana S P Moreira; Fernando Nunes; Manuel A Coimbra; M Rosário M Domingues
Differentiation of isomeric pentose disaccharides by electrospray ionization tandem mass spectrometry and discriminant analysis.
Rapid communications in mass spectrometry : RCM 2012;26(24):2897-904.
2012: Fernando J Gonçalves; Sílvia M Rocha; Manuel A Coimbra
Study of the retention capacity of anthocyanins by wine polymeric material.
Food chemistry 2012;134(2):957-63.
2012: Fernando Nunes; Ana C S Cruz; Manuel A Coimbra
Insight into the mechanism of coffee melanoidin formation using modified "in bean" models.
Journal of agricultural and food chemistry 2012;60(35):8710-9.
2012: Ana S P Moreira; Fernando Nunes; M Rosário Domingues; Manuel A Coimbra
Coffee melanoidins: structures, mechanisms of formation and potential health impacts.
Food & function 2012;3(9):903-15.
2011: Joana Tudella; Francisco M L Amado; Ana I R N A Barros; Manuel A Coimbra; Pedro Domingues; Dmitry V Evtuguin; Fernando Nunes; Rosa Paradela; M Rosario M Domingues
Oxidation of mannosyl oligosaccharides by hydroxyl radicals as assessed by electrospray mass spectrometry.
Carbohydrate research 2011;346(16):2603-11.
2011: José A Ferreira; Sílvia M Rocha; Elsa Dias; Manuel A Coimbra
Process for detecting Helicobacter pylori using aliphatic amides.
Analytical and bioanalytical chemistry 2011;401(6):1889-98.
2011: Ana S P Moreira; Fernando Nunes; Joana Simões; Manuel A Coimbra; M Rosário M Domingues
Evaluation of the effect of roasting on the structure of coffee galactomannans using model oligosaccharides.
Journal of agricultural and food chemistry 2011;59(18):10078-87.
2011: Elisabete Coelho; Sílvia M Rocha; Manuel A Coimbra
Foamability and foam stability of molecular reconstituted model sparkling wines.
Journal of agricultural and food chemistry 2011;59(16):8770-8.
2011: Odete Gonçalves; Ruth Pereira; Fernando Gonçalves; Sónia Mendo; Manuel A Coimbra; Sílvia M Rocha
Evaluation of the mutagenicity of sesquiterpenic compounds and their influence on the susceptibility towards antibiotics of two clinically relevant bacterial strains.
Mutation research 2011;723(1):18-25.
2011: Elisabete Coelho; Ana Reis; M Rosário M Domingues; Sílvia M Rocha; Manuel A Coimbra
Synergistic effect of high and low molecular weight molecules in the foamability and foam stability of sparkling wines.
Journal of agricultural and food chemistry 2011;59(7):3168-79.
2010: Margarida Martins; Mariana Henriques; Joana Azeredo; Sílvia M Rocha; Manuel A Coimbra; Rosário Oliveira
Candida species extracellular alcohols: production and effect in sessile cells.
Journal of basic microbiology 2010;50 Suppl 1():S89-97.
2010: Isabel Silva; Sílvia M Rocha; Manuel A Coimbra; Philip J Marriott
Headspace solid-phase microextraction combined with comprehensive two-dimensional gas chromatography time-of-flight mass spectrometry for the determination of volatile compounds from marine salt.
Journal of chromatography. A 2010;1217(34):5511-21.
2010: José A Ferreira; Nuno F Azevedo; Maria João Vieira; Ceu Figueiredo; Brian J Goodfellow; Mario A Monteiro; Manuel A Coimbra
Identification of cell-surface mannans in a virulent Helicobacter pylori strain.
Carbohydrate research 2010;345(6):830-8.
2010: Cláudia P Passos; Susana M Cardoso; António S Barros; Carlos M Silva; Manuel A Coimbra
Application of Fourier transform infrared spectroscopy and orthogonal projections to latent structures/partial least squares regression for estimation of procyanidins average degree of polymerisation.
Analytica chimica acta 2010;661(2):143-9.
2010: José A Ferreira; M Rosário M Domingues; Ana Reis; Mario A Monteiro; Manuel A Coimbra
Differentiation of isomeric Lewis blood groups by positive ion electrospray tandem mass spectrometry.
Analytical biochemistry 2010;397(2):186-96.
2010: Manuel A Coimbra; Susana M Cardoso; JA Lopes Da Silva
Olive pomace, a source for valuable arabinan-rich pectic polysaccharides.
Topics in current chemistry 2010;294():129-41.
2009: José A Ferreira; Cristiana Pires; Marina Paulo; Nuno F Azevedo; M Rosário Domingues; Maria João Vieira; Mario A Monteiro; Manuel A Coimbra
Bioaccumulation of amylose-like glycans by Helicobacter pylori.
Helicobacter 2009;14(6):559-70.
2009: Juliana Vinholes; Manuel A Coimbra; Sílvia M Rocha
Rapid tool for assessment of C13 norisoprenoids in wines.
Journal of chromatography. A 2009;1216(47):8398-403.
2009: Joana Simões; Pedro Madureira; Fernando Nunes; M Rosario Domingues; Manuel Vilanova; Manuel A Coimbra
Immunostimulatory properties of coffee mannans.
Molecular nutrition & food research 2009;53(8):1036-43.
2009: Elisabete Coelho; Manuel A Coimbra; J M F Nogueira; Sílvia M Rocha
Quantification approach for assessment of sparkling wine volatiles from different soils, ripening stages, and varieties by stir bar sorptive extraction with liquid desorption.
Analytica chimica acta 2009;635(2):214-21.
2009: Isabel Silva; Sílvia M Rocha; Manuel A Coimbra
Headspace solid phase microextraction and gas chromatography-quadrupole mass spectrometry methodology for analysis of volatile compounds of marine salt as potential origin biomarkers.
Analytica chimica acta 2009;635(2):167-74.
2008: Elisabete Coelho; Rosa Perestrelo; Nuno R Neng; José S Câmara; Manuel A Coimbra; J M F Nogueira; Sílvia M Rocha
Optimisation of stir bar sorptive extraction and liquid desorption combined with large volume injection-gas chromatography-quadrupole mass spectrometry for the determination of volatile compounds in wines.
Analytica chimica acta 2008;624(1):79-89.
2008: Cláudia Nunes; Sylvain Guyot; Nathalie Marnet; António S Barros; Jorge A Saraiva; Catherine M G C Renard; Manuel A Coimbra
Characterization of plum procyanidins by thiolytic depolymerization.
Journal of agricultural and food chemistry 2008;56(13):5188-96.
2008: Fernando Nunes; Ana Reis; Artur M S Silva; M Rosario Domingues; Manuel A Coimbra
Rhamnoarabinosyl and rhamnoarabinoarabinosyl side chains as structural features of coffee arabinogalactans.
Phytochemistry 2008;69(7):1573-85.
2008: J S Cunha; Manuel A Coimbra; P Campos; J M Soares
Automated topographic segmentation and transit time estimation in endoscopic capsule exams.
IEEE transactions on medical imaging 2008;27(1):19-27.
2007: Margarida Martins; Mariana Henriques; Joana Azeredo; Sílvia M Rocha; Manuel A Coimbra; Rosário Oliveira
Morphogenesis control in Candida albicans and Candida dubliniensis through signaling molecules produced by planktonic and biofilm cells.
Eukaryotic cell 2007;6(12):2429-36.
2007: Anezka Veselá; António S Barros; Alla Synytsya; Ivonne Delgadillo; Jana Copíková; Manuel A Coimbra
Infrared spectroscopy and outer product analysis for quantification of fat, nitrogen, and moisture of cocoa powder.
Analytica chimica acta 2007;601(1):77-86.
2007: Susana M Cardoso; José A Ferreira; Isabel Mafra; Artur M S Silva; Manuel A Coimbra
Structural ripening-related changes of the arabinan-rich pectic polysaccharides from olive pulp cell walls.
Journal of agricultural and food chemistry 2007;55(17):7124-30.
2007: Sílvia M Rocha; Elisabete Coelho; Jitka Zrostlíková; Ivonne Delgadillo; Manuel A Coimbra
Comprehensive two-dimensional gas chromatography with time-of-flight mass spectrometry of monoterpenoids as a powerful tool for grape origin traceability.
Journal of chromatography. A 2007;1161(1-2):292-9.
2007: Elisabete Coelho; Sílvia M Rocha; António S Barros; Ivonne Delgadillo; Manuel A Coimbra
Screening of variety- and pre-fermentation-related volatile compounds during ripening of white grapes to define their evolution profile.
Analytica chimica acta 2007;597(2):257-64.
2007: Joana Simões; Pedro Domingues; Ana Reis; Fernando Nunes; Manuel A Coimbra; M Rosario Domingues
Identification of anomeric configuration of underivatized reducing glucopyranosyl-glucose disaccharides by tandem mass spectrometry and multivariate analysis.
Analytical chemistry 2007;79(15):5896-905.
2007: Sílvia M Rocha; Paula Coutinho; Ivonne Delgadillo; Manuel A Coimbra
Headspace-solid phase microextraction-gas chromatography as a tool to define an index that establishes the retention capacity of the wine polymeric fraction towards ethyl esters.
Journal of chromatography. A 2007;1150(1-2):155-61.
2007: Fernando Nunes; Manuel A Coimbra
Melanoidins from coffee infusions. Fractionation, chemical characterization, and effect of the degree of roast.
Journal of agricultural and food chemistry 2007;55(10):3967-77.
2006: Sílvia M Rocha; Paula Coutinho; António Barros; Ivonne Delgadillo; Manuel A Coimbra
Rapid tool for distinction of wines based on the global volatile signature.
Journal of chromatography. A 2006;1114(2):188-97.
2006: Fernando Nunes; Ana Reis; M Rosario Domingues; Manuel A Coimbra
Characterization of galactomannan derivatives in roasted coffee beverages.
Journal of agricultural and food chemistry 2006;54(9):3428-39.
2005: Fernando Nunes; M Rosario Domingues; Manuel A Coimbra
Arabinosyl and glucosyl residues as structural features of acetylated galactomannans from green and roasted coffee infusions.
Carbohydrate research 2005;340(10):1689-98.
2004: Fernando Dourado; Pedro Madureira; Vera Carvalho; Ricardo Coelho; Manuel A Coimbra; Manuel Vilanova; Manuel Mota; Francisco M Gama
Purification, structure and immunobiological activity of an arabinan-rich pectic polysaccharide from the cell walls of Prunus dulcis seeds.
Carbohydrate research 2004;339(15):2555-66.
2004: Fernando Dourado; António Barros; Manuel Mota; Manuel A Coimbra; Francisco M Gama
Anatomy and cell wall polysaccharides of almond (Prunus dulcis D. A. Webb) seeds.
Journal of agricultural and food chemistry 2004;52(5):1364-70.
2004: Ana Reis; Paula Pinto; Manuel A Coimbra; Dmitry V Evtuguin; Carlos Pascoal Neto; António J Ferrer-Correia; M Rosario Domingues
Structural differentiation of uronosyl substitution patterns in acidic heteroxylans by electrospray tandem mass spectrometry.
Journal of the American Society for Mass Spectrometry 2004;15(1):43-7.
2003: Ana Reis; M Rosario Domingues; Pedro Domingues; António J Ferrer-Correia; Manuel A Coimbra
Positive and negative electrospray ionisation tandem mass spectrometry as a tool for structural characterisation of acid released oligosaccharides from olive pulp glucuronoxylans.
Carbohydrate research 2003;338(14):1497-505.
2002: Fernando Nunes; Manuel A Coimbra
Chemical characterization of the high-molecular-weight material extracted with hot water from green and roasted robusta coffees as affected by the degree of roast.
Journal of agricultural and food chemistry 2002;50(24):7046-52.
2002: Dulcineia Ferreira; Sylvain Guyot; Nathalie Marnet; Ivonne Delgadillo; Catherine M G C Renard; Manuel A Coimbra
Composition of phenolic compounds in a Portuguese pear (Pyrus communis L. var. S. Bartolomeu) and changes after sun-drying.
Journal of agricultural and food chemistry 2002;50(16):4537-44.
2002: Manuel A Coimbra; Fernando Gonçalves; António S Barros; Ivonne Delgadillo
Fourier transform infrared spectroscopy and chemometric analysis of white wine polysaccharide extracts.
Journal of agricultural and food chemistry 2002;50(12):3405-11.
2002: Susana M Cardoso; Artur M S Silva; Manuel A Coimbra
Structural characterisation of the olive pomace pectic polysaccharide arabinan side chains.
Carbohydrate research 2002;337(10):917-24.
2002: Fernando Nunes; Manuel A Coimbra
Chemical characterization of galactomannans and arabinogalactans from two arabica coffee infusions as affected by the degree of roast.
Journal of agricultural and food chemistry 2002;50(6):1429-34.
2002: Ana Reis; Manuel A Coimbra; Pedro Domingues; António J Ferrer-Correia; M Rosario Domingues
Structural characterisation of underivatised olive pulp xylo-oligosaccharides by mass spectrometry using matrix-assisted laser desorption/ionisation and electrospray ionisation.
Rapid communications in mass spectrometry : RCM 2002;16(22):2124-32.
2001: Sílvia M Rocha; V Ramalheira; António Barros; Ivonne Delgadillo; Manuel A Coimbra
Headspace solid phase microextraction (SPME) analysis of flavor compounds in wines. Effect of the matrix volatile composition in the relative response factors in a wine model.
Journal of agricultural and food chemistry 2001;49(11):5142-51.
2001: Fernando Nunes; Manuel A Coimbra
Chemical characterization of the high molecular weight material extracted with hot water from green and roasted arabica coffee.
Journal of agricultural and food chemistry 2001;49(4):1773-82.
2000: Sílvia M Rocha; Paula Coutinho; António Barros; Manuel A Coimbra; Ivonne Delgadillo; A Dias Cardoso
Aroma potential of two bairrada white grape varieties: Maria Gomes and Bical.
Journal of agricultural and food chemistry 2000;48(10):4802-7.
2000: Sílvia M Rocha; Manuel A Coimbra; Ivonne Delgadillo
Demonstration of pectic polysaccharides in cork cell wall from Quercus suber L.
Journal of agricultural and food chemistry 2000;48(6):2003-7.