E. Aehle, S. R. Grandic, R. Ralainirina, S. Baltora-rosset, F. Mesnard et al., Development and evaluation of an enriched natural antioxidantpreparation obtained from aqueous spinach (Spinacia oleracea) extracts by an adsorption procedure, Food Chemistry, vol.86, pp.579-585, 2004.

M. Aritomi and T. Kawasaki, Three highly oxygenated flavone glucuronoides in leaves of Spinacia Oleracea, Phytochemistry, vol.23, issue.9, pp.2043-2047, 1984.

M. Aritomi, T. Komori, and T. Kawasaki, Flavonol glycosides in leaves of Spinacia oleracea, Phytochemistry, vol.25, pp.231-234, 1986.

M. Bescia, A. Leonte, and I. Oancea, Determination of some polyphenolic components with biological activity in spinach extract, Bul Univ Galati Fasc, vol.6, p.84312, 1980.

M. Bruns, L. Hallberg, and A. Skanberg, Determination of iron binding phenolic groups in food, Journal of Food Science, vol.56, pp.128-131, 1991.

A. Bunea, M. Andjelkovic, C. Socaciu, O. Bobis, M. Neacsu et al., Total and individual carotenoids and phenolic acids content in fresh, refrigerated and processed spinach (spinacia oleracea L.). Food Chemistry, vol.108, pp.649-656, 2008.

Y. H. Chu, C. L. Chang, and H. F. Hsu, Flavonoid content of several vegetables and their antioxidant activity, Journal of the Science of Food and Agriculture, vol.80, pp.561-566, 2000.

N. C. Cook and S. Samman, Flavanoids chemistry, metabolism, cardioprotective effects, and dietary sources, Nutritional Biochemistry, vol.7, pp.66-76, 1996.

F. Ferreres, M. Castaner, and F. A. Tomas-barberan, Acylated flavonol glycosides from spinach leaves (Spinacia oleracea), Phytochemistry, vol.45, pp.1701-1705, 1997.

A. A. Franke, L. J. Custer, C. Arakaki, and S. P. Murphy, Vitamin C and flavonoid levels of fruits and vegetables consumed in Hawaii, Journal of Food Composition and Analysis, vol.17, pp.1-35, 2004.

R. A. Goldbohm, M. G. Hertog, H. A. Brants, G. Vanpoppel, and P. A. Brandt, Intake of flavonoids and cancer risk: A prospective cohort study, Polyphenols in foods, EUR 18169-Costa 916-Bioactive plant cell wall components in nutrition and health, pp.159-166, 1998.

S. H. Häkkinen, S. O. Kärenlampi, I. M. Heinonen, H. M. Mykkänen, and A. R. Törrönen, HPLC method for screening of flavonoids and phenolic acids in berries, Journal of the Science of Food and Agriculture, vol.77, pp.543-551, 1988.

W. Henning, HPLC determination of flavonol glycosides present in plums, cherries, peaches, and apricots, 1980.

M. G. Hertog, P. C. Hollman, and B. V. Putte, Content of potentially anticarcinogenic flavonoids of tea infusions, wines, and fruit juices, Journal of Agricultural Food Chemistry, vol.41, pp.1242-1246, 1993.

M. G. Hertog, P. C. Hollman, and D. P. Venema, Optimisation of a quantitative HPLC determination of potentially anticarcinogenic flavonoids in vegetables and fruits, Journal of Agricultural Food Chemistry, vol.40, pp.1591-1598, 1992.

M. G. Hertog, C. H. Peter, H. Katan, and M. B. Katan, Content of potentially anticarcinogenic flavanoids of 28 vegetables and 9 fruits commonly consumed in the Netherlands, Journal of Agricultural Food Chemistry, vol.40, pp.2379-2383, 1992.

P. C. Hollman, M. G. Hertog, and M. B. Katan, Analysis and health benefits of flavanoids, Food Chemistry, vol.57, pp.43-46, 1996.

P. C. Hollman and M. B. Katan, Dietary flavonoids: Intake, health effects and bioavailability, Food Chemistry Toxicology, vol.37, pp.937-942, 1999.

P. C. Hollman, J. M. Van-trijp, M. N. Buysman, M. S. Gaag, M. J. Mengelers et al., Relative bioavailibity of the antioxidant flavonoid quercetin from various foods in man, FEBS Letters, vol.418, pp.152-156, 1997.

J. Hovari, A. Lugasi, and E. Dworschak, Examination of flavonoid content in Hungarian vegetables, Royal society of chemistry, vol.240, pp.296-298, 1999.

L. S. Huber, R. Hoffmann-ribani, and D. B. Rodriguez-amaya, Quantitative variation in Brazilian vegetable sources of flavonols and flavones, Food Chemistry, vol.113, pp.1278-1282, 2009.

H. M. Merken and G. R. Beecher, Measurement of food flavonoids by highperformance liquid chromatography: A review, Journal of Agricultural and Food Chemistry, vol.48, pp.577-599, 2000.

K. H. Miean and S. Mohamed, Flavonoid (myricetin, quercetin, kaempferol, luteolin, and apigenin) content of edible tropical plants, Journal of Agricultural and Food Chemistry, vol.49, pp.3106-3112, 2001.

A. M. Nuutila, K. Kammiovirta, and K. Oksman-caldentey, Comparison of methods for the hydrolysis of flavonoids and phenolic acids from onion and spinach for HPLC analysis, Food Chemistry, vol.76, pp.519-525, 2002.

C. A. Rice-evans, N. J. Miller, P. G. Bolwell, P. M. Bramley, and J. B. Pridham, The relative antioxidant activities of plant-derived polyphenolic flavanoids, Free Radical Research, vol.22, pp.375-383, 1995.

M. K. Roy, M. Takenaka, S. Isobe, and T. Tsushida, Antioxidant potential, antiproliferative activities and phenolic content in water-soluble fractions of some commonly consumed vegetables: Effects of thermal treatment, Food Chemistry, vol.103, pp.106-114, 2007.

F. Sanchez-rabaneda, O. Jauregui, I. Casals, C. Andrés-lacueva, M. Izquierdo-pulido et al., Liquid chromatographic/electrospray ionisation tandem mass spectrometric study of the phenolic composition of cocoa (Theobroma cacao), Journal of Mass Spectrometry, vol.38, pp.35-42, 2003.

N. P. Seeram, R. Lee, H. S. Scheuller, and D. Heber, Identification of phenolics in strawberries by liquid chromatography electrospray ionization mass spectroscopy, Food Chemistry, vol.97, pp.1-11, 2006.

F. Shahidi and P. K. Wanasundara, Phenolic antioxidants, Critical Reviews in Food Science and Nutrition, vol.32, issue.1, pp.67-103, 1992.

B. Sultana and F. Anwar, Flavonols (kaempferol, quercetin, myricetin) contents of selected fruits, vegetables and medicinal plants, Food Chemistry, vol.108, pp.879-884, 2008.

A. K. Verma, J. A. Johnson, M. N. Gould, and M. A. Tanner, Inhibition of 7,12-dimethylbenz(a)anthracene and N-nitro-methylurea induced rat mammary cancer by dietary flavonol quercetin, Cancer Research, vol.48, pp.5754-5760, 1988.

H. Wagner, J. Maurer, L. Farkas, and J. Strelisky, Synthese von polyhydroxyflavonolmethyläthern mit potentieller cytotoxischer wirksamkeit-I: Synthese von quercetagetin-und gossypetin-dimethyläthern zum strukturbeweis neuer flavonole aus parthenium-, chrysosplenium-, larrea-und spinacia-arten, Tetrahedron, vol.33, issue.11, pp.1405-1409, 1977.

L. Wattenburg, Inhibition of carcinogenesis by minor nutrient constituents of the diet, Proceedings of the Nutrition Society, vol.49, pp.173-183, 1990.

L. Weatherby and L. Cheng, Determination of flavons or quercetin-like substances in certain naturally occurring products, Journal of Biological Chemistry, vol.48, p.707, 1943.

H. Wei, L. Tye, E. Bresnick, and D. F. Birt, Inhibitory effect of apigenin, a plant flavanoid, on epidermal ornithine decarboxylase and skin tumor promotion in mice, Cancer Research, vol.50, pp.499-502, 1990.

R. Wiermann, E. Wollenweber, and C. Rehse, Yellow flavonols as components of pollen pigmentation, Journal of Biosciences, vol.36, pp.204-206, 1981.

E. Zane and S. H. Wender, Flavonols in spinach leaves, Journal of Organic Chemistry, vol.26, pp.4718-4719, 1961.
DOI : 10.1021/jo01069a531