Browsing by Person opit

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Showing results 1 to 7 of 7
Issue DateTitleAuthor(s)
2014Antioxidant generation during coffee roasting : a comparison and interpretation from three complementary assaysOpitz, Sebastian; Smrke, Samo; Goodman, Bernard; Keller, Marco; Schenker, Stefan; Yeretzian, Chahan
2012Characterization of coffee brews made from different roasting degrees of coffee using size exclusion chromatography and antioxidant assaysSmrke, Samo; Opitz, Sebastian; Petrozzi, Sergio; Yeretzian, Chahan
2014-05Coffee based polyphenols with potential in skin care : antioxidant activity and skin penetration assessed by in vivo Raman spectroscopyHuber, Petra; Adlhart, Christian; Luginbühl, Vera; Morf, Fabienne; Opitz, Sebastian; Yeretzian, Chahan
2017-12-27Is comfrey root more than toxic pyrrolizidine alkaloids? Salvianolic acids among antioxidant polyphenols in comfrey (Symphytum officinale L.) rootsTrifan, Adriana; Opitz, Sebastian; Josuran, Roland; Grubelnik, Andreas; Esslinger, Nils; Peter, Samuel; Bräm, Sarah; Meier, Nadja; Wolfram, Evelyn
2014Methodology for the measurement of antioxidant capacity of coffee : a validated platform composed of three complementary antioxidant assaysOpitz, Sebastian; Smrke, Samo; Goodman, Bernard A.; Yeretzian, Chahan
2013Modern approaches to determining quality criteria in coffeeOpitz, Sebastian; Smrke, Samo; Yeretzian, Chahan; Goodman, Bernard A.
2017-03Understanding the effects of roasting on antioxidant components of coffee brews by coupling on-line ABTS assay to high performance size exclusion chromatographyOpitz, Sebastian E. W.; Goodman, Bernard A.; Keller, Marco; Smrke, Samo; Wellinger, Marco; Schenker, Stefan; Yeretzian, Chahan