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Research Publications

Phytochemical Analysis

De Nardo T, Shiroma-Kian C, Halim Y, Francis D, Rodriguez-Saona LE. 2009. Rapid and Simultaneous Determination of Lycopene and beta-Carotene Contents in Tomato Juice by Infrared Spectroscopy. Journal of Agricultural and Food Chemistry. 57(4):1105-1112.

Garzon GA, Riedl KM, Schwartz SJ. 2009. Determination of Anthocyanins, Total Phenolic Content, and Antioxidant Activity in Andes Berry (Rubus glaucus Benth). J. Food Sci. 74(3):C227-C232.

Shiroma-Kian C, Tay D, Manrique I, Giusti MM, Rodriguez-Saona LE. Improving the screening process for the selection of potato breeding lines with enhanced polyphenolics content. J Agric Food Chem. 2008 Nov; 56(21): 9835-42.

Darrigues A, Hall J, Dujmovic N, Gray E, van der Knaap E, Francis DM. Tomato analyzer-color test: a new tool for efficient digital phenotyping. J Amer Soc Hort Sci 2008 Jul;133(4):579-586.

Garelnabi MO, Litvinov D, Parthasarathy S. Gas chromatographic determination of azelaic acid in selected sample preparations [Abstract]. In: Free Rad Biol MedNew York, NY: Elsevier Science Inc; 2007. p. S176.

Netzel M, Netzel G, Tian Q, Schwartz SJ, Konczak I. Native Australian fruits - a novel source of antioxidants for food. Innovative Food Sci Emerging Tech 2007 Sep;8(3):339-46.

He J, Rodriguez-Saona LE, Giusti MM. Mid-infrared spectroscopy for juice authentication - rapid differentiation of commercial juices. J Agric Food Chem 2007 May;55(11):4443-52. Abstract

Riedl KM, Lee JH, Renita M, St Martin SK, Schwartz SJ, Vodovotz Y. Isoflavone profiles, phenol content, and antioxidant activity of soybean seeds as influenced by cultivar and growing location in Ohio. J Sci Food Agric 2007 May;87(7):1197-206.

Philbin CS, Schwartz SJ. Resolution of diastereomeric flavonoid (1S)-(-)-camphanic acid esters via reversed-phase HPLC. Phytochemistry 2007 Apr;68(8):1206-11. Abstract

Walsh KR, Haak SJ, Bohn T, Tian Q, Schwartz SJ, Failla ML. Isoflavonoid glucosides are deconjugated and absorbed in the small intestine of human subjects with ileostomies. Am J Clin Nutr 2007 Apr;85(4):1050-6.

Netzel M, Netzel G, Tian Q, Schwartz SJ, Konczak I. Sources of antioxidant activity in Australian native fruits: identification and quantification of anthocyanins. J Agric Food Chem 2006 Dec;54(26):9820-6.

Tian Q, Failla ML, Bohn T, Schwartz SJ. High-performance liquid chromatography/atmospheric pressure chemical ionization tandem mass spectrometry determination of cholesterol uptake by Caco-2 cells. Rapid Commun Mass Spectrom 2006 Oct;20(20):3056-60. Abstract

Halim Y, Schwartz SJ, Francis DM, Baldauf NA, Rodriguez-Saona LE. Direct determination of lycopene content in tomatoes (Lycopersicon esculentum) by attenuated total reflectance infrared spectroscopy and multivariate analysis. J AOAC Int 2006 Sep;89(5):1257-62. Abstract

Chirinos R, Campos D, Betalleluz I, Giusti MM, Schwartz SJ, Tian Q, Pedreschi R, Larondelle Y. High-performance liquid chromatography with photodiode array detection (HPLC-DAD)/HPLC-mass spectrometry (MS) profiling of anthocyanins from Andean Mashua Tubers (Tropaeolum tuberosum Ruiz and Pavon) and their contribution to the overall antioxidant activity. J Agric Food Chem 2006 Sep;54(19):7089-97. Abstract

Tiziani S, Schwartz SJ, Vodovotz Y. Profiling of carotenoids in tomato juice by one- and two-dimensional NMR. J Agric Food Chem 2006 Aug;54(16):6094-100.

Wyzgoski FJ, Miller AR, Scheerens JC, Rinaldi PL, Bishop BL, Reese RN, Ozgen M, Tulio AZ, Giusti MM, Bomser JA. A nuclear magnetic resonance spectroscopy-based approach to profile biologically active plant metabolites using black raspberry inhibition of colon cancer cell proliferation as a model system [Abstract]. In: Hortscience; Jul; Alexandria, VA: Amer Soc Horticultural Science; 2006. p. 1000.

Ozgen M, Reese RN, Tulio AZ, Scheerens JC, Miller AR. Modified 2,2-azino-bis-3-ethylbenzothiazoline-6-sulfonic acid (ANTS) method to measure antioxidant capacity of selected small fruits and comparison to ferric reducing antioxidant power (FRAP) and 2,2'-diphenyl-1-picrylhydrazyl (DPPH) methods. J Agric Food Chem 2006 Feb;54(4):1151-7.

Tian Q, Giusti MM, Stoner GD, Schwartz SJ. Characterization of a new anthocyanin in black raspberries (Rubus occidentalis) by liquid chromatography electrospray ionization tandem mass spectrometry. Food Chem 2006 Feb;94(3):465-8. Abstract

Jing P, Giusti MM. Characterization of anthocyanin-rich waste from purple corncobs (Zea mays L.) and its application to color milk. J Agric Food Chem 2005 Nov;53(22):8775-81.

Tian Q, Giusti MM, Stoner GD, Schwartz SJ. Screening for anthocyanins using high-performance liquid chromatography coupled to electrospray ionization tandem mass spectrometry with precursor-ion analysis, product-ion analysis, common-neutral-loss analysis, and selected reaction monitoring. J Chromatogr A 2005 Oct;1091(1-2):72-82.

Ferruzzi MG, Schwartz SJ. Thermal degradation of commercial grade sodium copper chlorophyllin. J Agric Food Chem 2005 Sep;53(18):7098-102.

Schwartz SJ. How can the metabolomic response to lycopene (exposures, durations, intracellular concentrations) in humans be adequately evaluated? J Nutr 2005 Aug;135(8):2040S-1S.

Tian Q, Konczak I, Schwartz SJ. Probing anthocyanin profiles in purple sweet potato cell line (Ipomoea batatas L. Cv. Ayamurasaki) by high-performance liquid chromatography and electrospray ionization tandem mass spectrometry. J Agric Food Chem 2005 Aug;53(16):6503-9.

Tian Q, Rosselot RA, Schwartz SJ. Quantitative determination of intact glucosinolates in broccoli, broccoli sprouts, Brussels sprouts, and cauliflower by high-performance liquid chromatography-electrospray ionization-tandem mass spectrometry. Anal Biochem 2005 Aug;343(1):93-9. Abstract

Lin F, Giusti MM. Effects of solvent polarity and acidity on the extraction efficiency of isoflavones from soybeans (Glycine max). J Agric Food Chem 2005 May;53(10):3795-800.

He J, Magnuson BA, Giusti MM. Analysis of anthocyanins in rat intestinal contents--impact of anthocyanin chemical structure on fecal excretion. J Agric Food Chem 2005 Apr;53(8):2859-66.

Tian Q, Aziz RM, Stoner GD, Schwartz SJ. Anthocyanin determination in black raspberry (Rubus occidentalis) and biological specimens using liquid chromatography-electrospray ionization tandem mass spectrometry. J Food Sci 2005 Jan;70(1):C43-7.