Araştırma Makalesi (Research Article)

Transcription

1 Araştırma Makalesi (Research Article) Oya KÖSEOĞLU 1 Didar SEVİM 1 Mehmet ULAŞ 1 Durmuş ÖZDEMİR 2 1 Ministry of Food, Agriculture and Livestock Directorship of Olive Research Institute, 351, İzmir/Turkey 2 İzmir Institute of Technology, Faculty of Science Department of Chemistry, 35437, İzmir/Turkey corresponding author: dcengeler@gmail.com Alınış (Received): Kabul tarihi (Accepted): Key Words: K225 value, extraction systems, Turkish olive varieties, geographical regions Anahtar Sözcükler: K225 değeri, ekstraksiyon sistemleri, Türk zeytin çeşitleri, coğrafik bölgeler

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5 Index (K 225) Region Name East Mediterranean North Aegean South Aegean South Marmara West Mediterranean y = 225x R2 = Total Phenol (mg CAE/kg) 25 Index (K 225) Region Name East Mediterranean North Aegean South Aegean South Marmara West Mediterranean y = 235x R2 = Total Phenol (mg CAE/kg) 25 35

6 2 2 2 y b b1x1 b2x2 b3x3 b4x4 b11x1 b33x3 b 44 x 4 b12x1x 2 b13x1x 3 b14x1x 4 b23x2x3 b24x2x4 b34x3x4 (1) Predicted Index (K 225) y = 772x R² = Measured Index (K 225) Region Name East Mediterranean North Aegean South Aegean South Marmara West Mediterranean

7 Region Processing Cultivar Region Region Total Phenol 1 Cultivar Processing Processing Total Phenol Cultivar 7.5 Total Phenol

8 Aguilera,P. M., Beltran, G., Ortega, D., Fernandez, A., Jimenez, A., Uceda, M. 25. Characterisation of virgin olive oil of Italian olive cultivars: Frantoio and Leccino, grown in Andalusia. Food Chem. 89: Boskou, D. 29. Minor constituents and health. CRS Pres. Condelli, N., Carusa, M.C., Galgano, F., Russo, D., Milella, L., Favati, F Prediction of the antioxidant activity of extra virgin olive oils produced in the Mediterranean area. Food Chem., 177: Escuderos, M.E., Alcantara, F., Garcia Mesa, J.A Evaluation of virgin olive oil bitterness by multivariate analysis of ultraviolet spectra of the phenolic extract. 12th Euro Fed Lipid Congress Oils, Fats and Lipids: From Lipidomics to Industrial Innovation September 214 Montpellier France, 463. Favati, F., Condelli, N., Galgano, F., Caruso, M.C Extra virgin olive oil bitterness evaluation by sensory and chemical analyses. Food Chem. 139: Giovacchino L. D., Sestili, S., Vincenzo, D.D. 22. Influence of olive processing on virgin olive oil quality, Eur. J. Lipid Sci. Technol., 14, Gutfinger, T Polyphenols in olive oils. Journal of American Oil Chemists Society, 58, Gutierrez R., F., Perdiguero, S., Gutierrez, R., Olias J.M Evaluation of bitter test of virgin olive oil. J Am Oil Chem Soc. 69: Hrncirik, K., Fritsche, S. 24. Comparability and reliability of different techniques for the determination of phenolic compounds in virgin olive oil. European Journal of Lipid Science and Technology, 16, Ilyasoglu, H., Ozcelik, B., Van hoed, V., Verhe, R. 21. Characterization of Aegean olive oils by their minör compounds. Eur J Lipid Sci Technol. 87: Inarejos-Garcia, A.M., Gomez-Rico, A., Desamparados Salvador, M., Fregapane, G. 29. Influence of malaxation conditions on virgin olive oil yield, overall quality and composition. Eur Food Res Technol., Koseoglu, O., Unal, M.K. 28. The effect of phenolic compounds on the quality and stability of virgin olive oil. Acta Hortic. 79: Köseoğlu, O., Sevim D., Kadiroğlu, P Quality characteristics and antioxidant properties of turkish monovarietal olive oils regarding stages of olive ripening, Food Chemistry, 212, Kutlu, E., Şen, F., 211, The effect of different harvest time on fruit and olive oil quality of olive (Olea europea L.) cv. Gemlik, The Journal of Ege University Faculty of Agriculture, 48 (2), Morello, J.R., Romero M.P., Moltiva M.J. 24. Effect of maturation process of the olive fruit on the phenolic fraction of drupes and oils from Arbequina, Farga, and Morrut cultivars. J Agric Food Chem. 52: Rotondi, A., Alfei, B., Magli, M., Pannelli, G. 21. Influence of genetic matrix and crop year on chemical and sensory profiles of Italian monovarietal extra-virgin olive oils. J Sci Food Agric. 9: Salvador, M.D., Aranda, F., Go mez-alonso, S., Fregapane, G. (23) Influence of extraction system, production year and area on Cornicabra virgin olive oil: a study of five crop seasons,food Chemistry, 8, Sevim, D., Tucay, O., Koseoglu, O The effect of olive leaf addition on antioxidant content and antioxidant activity of Memecik olive oils at two maturity stages. J Am Oil Chem Soc. 9: Skevin, D., Rade, D., Strucelj, D., Mokrovcak, Z., Nederal, S., Bencic, D. 23. The influence of variety and harvest time on the bitterness and phenolic compounds of olive oil. Eur J Lipid Sci Technol. 15: Visioli, F., Galli C., The effect of minor constituents of olive oil on cardiovascular disease: new findings. Nutr. Rev. 56: