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Characterization of the volatile profile of Brazilian Merlot wines through comprehensive two dimensional gas chromatography time-of-flight mass spectrometric detection. Author(s): WELKE, J. E.; MANFROI, V.; ZANUS, M. C.; LAZZAROTTO, M.; ZINI, C. A. Wine aroma is an important characteristic and may be related to certain specific parameters, such as raw material and production process. The complexity of Merlot wine aroma was considered suitable fo... ... Repository: BDPA Publication year: 2012
Electrophoresis and spectrometric analyses of adaptation-related proteins in thermally stressed Chromobacterium violaceum. Author(s): CORDEIRO, I. B.; CASTRO, D. P.; NOGUEIRA, P. P. O.; ANGELO, P. C. S.; NOGUEIRA, P. A.; GONÇALVES, J. F. C.; PEREIRA, A. M. R. F.; GARCIA, J. S.; SOUZA, G. H. M. F.; ARRUDA, M. A. Z.; EBERLIN, M. N.; ASTOLFI-FILHO, S.; ANDRADE, E. V.; LÓPEZ-LOZANO, J. L. Chromobacterium violaceum is a Gram-negative proteobacteria found in water and soil; it is widely distributed in tropical and subtropical regions, such as the Amazon rainforest. We examined protein ex... ... Repository: BDPA Publication year: 2013
Heterologous expression of a new lytic polysaccharide monooxygenase from Hahella ganghwensis and their functional characterization. Author(s): GREGORINE, L. F.; MONCLARO, A. V.; SILVA, C. de O. G.; RODRIGUES, K. B.; PEIXOTO, J. S. G.; ABDELNUR, P. V.; FAVARO, L. C. de L. The powerful class of oxidative enzymes, lytic polysaccharide monooxygenases (LPMOs) - also named Auxiliary Activity (AA) - are able to oxidize recalcitrant polysaccharides on lignocellulosic biomass.... ... Repository: BDPA Publication year: 2019
Mass spectrometric studies on novel bradykinin and phyllokinin analogs from the skin secretion of Phyllomedusa hypochondrialis. Author(s): BRAND, G. D.; KRAUSE, F. C.; LEITE, J. R. S. A.; PRATES, M. V.; COSTA-NETO, C. M.; BLOCH JUNIOR, C. Repository: BDPA Publication year: 2005
Gas chromatographic mass spectrometric detection of dihydroxy fatty acids preserved in the 'bound' phase of organic residues of archaeological pottery vessels. Author(s): HANSEL, F. A.; BULL, I. D.; EVERSHED, R. P. A methodology is presented for the determination of dihydroxy fatty acids preserved in the ‘bound’ phase of organic residues preserved in archaeological potsherds. The method comprises saponification,... ... Repository: BDPA Publication year: 2011
Determination of phenolic and triterpenic compounds in Jatropha gossypiifolia L by Ultra-high performance liquid chromatography-tandem mass spectrometric (UHPLC-MS/MS). Author(s): SILVEIRA, R. da S.; LEAL, G. C.; DAL MOLIN, T. D.; FACCIN, H.; GOBO, L. A.; SILVEIRA, G. D. da; SOUZA, M. T. da S.; LAMEIRA, O. A.; CARVALHO, L. M. de; VIANA, C. This work describes the chemical characterization of extracts of Jatropha gossypiifolia (from Amazonia region) concerning the presence of phenolic and triterpenic compounds using Ultra High Perfomance... ... Repository: BDPA Publication year: 2020
Electrospray ionization quadrupole time-of-flight and matrix-assisted laser desorption/ionization tandem time-of-flight mass spectrometric analyses to solve micro heterogeneity in post-translationally modified peptides from Phoneutria nigriventer (Aranea, Ctenidae) venom. Author(s): PIMENTA, A. M. C.; RATES, B.; BLOCH JUNIOR, C.; GOMES, P. C.; SANTORO, M. M.; LIMA, M. E. de; RICHARDSON, M.; CORDEIRO, M. do N. Repository: BDPA Publication year: 2005
Effects of Soil andVineyard Characteristics on Volatile, Phenolic Composition and Sensory Profile of Cabernet Sauvignon Wines of Campanha Gaúcha. Author(s): NICOLLI, K. P.; BIASOTO, A. C. T.; GUERRA, C. C.; SANTOS, H. P. dos; CORREA, L. C.; WELKE, J. E.; ZINI, A. C. The influence of vineyard on wines was evaluated for the first time using a broader analytical approach: sensory analyses and several analytical techniques (gas chromatography-mass spectrometry (GC-MS... ... Repository: BDPA Publication year: 2019
Influence of vineyard managements on aroma of Merlot wines. Author(s): NICOLLI, K. P.; BIASOTO, A. C. T.; GUERRA, C. C.; SANTOS, H. P. dos; WELKE, J, E.; ZINI, C. A. The objective of this study is to evaluate the influence of vineyard managements on aroma of Campanha Gaúcha Merlot wines through quantitative descriptive analysis (QDA), gas chromatography ? olfactom... ... Repository: BDPA Publication year: 2016
Relevant compounds of brazilian chardonnay wines and sparkling wines unveiled using comprehensive twodimensional gas chromatography. Author(s): WELKE, J. E.; NICOLLI, K. P.; PULGATI, F.; ZANUS, M. C.; ZINI, C. A. This work employed HS-SPME, comprehensive two-dimensional gas chromatography with time-of-flight mass spectrometric detector (GC × GC/TOFMS),statistical tools, andodor activity values (OAV) for the an... ... Repository: BDPA Publication year: 2014

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