Search Results - "Soleas, G."

Sensory assessment and chemical measurement of astringency of Greek wines: Correlations with analytical polyphenolic composition by Kallithraka, S., Kim, D., Tsakiris, A., Paraskevopoulos, I., Soleas, G.

“…► We measured the astringency of Greek wines with sensory analysis and with a protein-based precipitation method. ► The chemical data significantly correlated…”
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Ultrasensitive assay for three polyphenols (catechin, quercetin and resveratrol) and their conjugates in biological fluids utilizing gas chromatography with mass selective detection by Soleas, G.J, Yan, J, Goldberg, D.M

“…The concentrations of three polyphenols ((+)-catechin, quercetin and trans-resveratrol) in blood serum, plasma and urine, as well as whole blood, have been…”
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Assay of Ochratoxin A in Wine and Beer by High-Pressure Liquid Chromatography Photodiode Array and Gas Chromatography Mass Selective Detection by Soleas, George J, Yan, Joseph, Goldberg, David M

“…To routinely assay the concentrations of ochratoxin A (OTA) in wines and beers, two new methods were developed and evaluated. The first utilized solid-phase…”
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Quantitative analysis of 3-alkyl-2-methoxypyrazines in juice and wine using stable isotope labelled internal standard assay by Kotseridis, Y.S., Spink, M., Brindle, I.D., Blake, A.J., Sears, M., Chen, X., Soleas, G., Inglis, D., Pickering, G.J.

“…A solid phase microextraction (HS-SPME)–GC–MS methodology was established for the analysis of 3-alkyl-2-methoxypyrazines (MPs) in wine using a stable isotope…”
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Phenolic Constituents, Furans, and Total Antioxidant Status of Distilled Spirits by Goldberg, David M, Hoffman, Barry, Yang, Joseph, Soleas, George J

“…The concentrations of 11 phenols and 5 furans were measured in 12 categories of distilled spirits by HPLC methodology, together with the total antioxidant…”
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Absorption of trans-resveratrol in rats by Soleas, G J, Angelini, M, Grass, L, Diamandis, E P, Goldberg, D M

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Measurement of trans-resveratrol, (+)-catechin, and quercetin in rat and human blood and urine by gas chromatography with mass selective detection by Soleas, G J, Yan, J, Goldberg, D M

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Resveratrol: A molecule whose time has come? And gone? by Soleas, George J., Diamandis, Eleftherios P., Goldberg, David M.

“…Objectives: Resveratrol (3,5,4′-trihydroxystilbene) is the parent compound of a family of molecules, including glucosides and polymers, existing in cis and…”
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A Multiresidue Derivatization Gas Chromatographic Assay for Fifteen Phenolic Constituents with Mass Selective Detection by Soleas, George J, Diamandis, Eleftherios P, Karumanchiri, Alex, Goldberg, David M

“…We have developed a GC/MS method to simultaneously measure the concentrations of 15 biologically active phenolic components of wine:  vanillic acid, gentisic…”
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Method for the Gas Chromatographic Assay with Mass Selective Detection of Trichloro Compounds in Corks and Wines Applied To Elucidate the Potential Cause of Cork Taint by Soleas, George J., Yan, Joseph, Seaver, Tom, Goldberg, David M.

“…To investigate the role of trichloro compounds as a potential cause of “cork taint” in wine, an assay for trichloroanisole (TCA) and trichlorophenol (TCP) in…”
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Toward the Fingerprinting of Wines:  Cultivar-Related Patterns of Polyphenolic Constituents in Ontario Wines by Soleas, George J, Dam, Judy, Carey, Michelle, Goldberg, David M

“…The concentrations of 15 polyphenols (the phenolic acids gentisic, vanillic, ferulic, m-coumaric, p-coumaric, caffeic, and gallic acid; the trihydroxystilbenes…”
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A derivatized gas chromatographic-mass spectrometric method for the analysis of both isomers of resveratrol in juice and wine by SOLEAS, G. J, GOLDBERG, D. M, DIAMANDIS, E. P, KARUMANCHIRI, A, YANG, J, NG, E

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Multiresidue analysis of seventeen pesticides in wine by gas chromatography with mass-selective detection by Soleas, George J, Yan, Joe, Hom, Kirby, Goldberg, David M

“…We have developed a multiresidue method permitting the simultaneous quantitation of 17 pesticides in wine: dicloran, dimethoate, diazinon, chlorpyrifos-methyl,…”
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Assay of resveratrol glucosides and isomers in wine by direct-injection high-performance liquid chromatography by Goldberg, D.M., Ng, E., Karumanchiri, A., Yan, J., Diamandis, E.P., Soleas, G.J.

“…We have developed a normal-phase high-performance liquid chromatographic method to measure the glucosides of cis- and trans-resveratrol as well as the free…”
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Method development and cultivar-related differences of nine biogenic amines in Ontario wines by Soleas, George J, Carey, Michelle, Goldberg, David M

“…We have developed a new high-performance liquid chromatographic method using pre-column derivatization with orthophthalaldehyde, gradient elution and…”
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Do wine polyphenols modulate p53 gene expression in human cancer cell lines? by Soleas, George J, Goldberg, David M, Grass, Linda, Levesque, Michael, Diamandis, Eleftherios P

“…Background: The p53 gene is an established tumor suppressor and an inducer of apoptosis. We here attempt to determine whether the putative anticarcinogenic…”
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Moderate alcohol consumption: the gentle face of Janus by Goldberg, David M, Soleas, George J, Levesque, Michael

“…Objectives: The regular consumption of alcohol in moderate amounts (defined in North America as up to 2 drinks per day for men and 1 drink per day for females)…”
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Potential Role of Clarifying Agents in the Removal of Pesticide Residues During Wine Production and Their Effects upon Wine Quality by Soleas, G. J., Goldberg, D. M.

“…Fermentation studies were carried out during the production of white and red wines to determine whether the addition of bentonite or kieselsol to the must, or…”
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Relative Contributions of Polyphenolic Constituents to the Antioxidant Status of Wines:  Development of a Predictive Model by Soleas, George J, Tomlinson, George, Diamandis, Eleftherios P, Goldberg, David M

“…The concentrations of 17 phenolic constituents in red wine were analyzed by a number of multiple regression models for their contribution to total antioxidant…”
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Catechin and epicatechin concentrations of red wines: regional and cultivar-related differences by Goldberg, D.M. (University of Toronto, Toronto, Ottawa, Canada.), Karumanchiri, A, Tsang, E, Soleas, G.J

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