Yazar "Ramadan, Mohamed Fawzy" için listeleme
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Antioxidant properties of thymol, carvacrol, and thymoquinone and its efficiencies on the stabilization of refined and stripped corn oils
Yıldız, Şeyma; Turan, Semra; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Springer, 2020)The antioxidant activities of natural phenolic compounds (thymol, carvacrol, and thymoquinone) were compared with commercial antioxidants (alpha-tocopherol, BHT, and BHA) using DPPH center dot, conjugated diene (CD) in the ... -
Application of quechers with GC/MS/MS for monitoring polycyclic aromatic hydrocarbon (PAHs) contaminants in Turkish flora honey produced in urban and rural areas
Toptancı, İsra; Bayrak, Ali; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Taylor & Francis Ltd, 2022)Environmental pollution has been a problem waiting for solutions worldwide in recent years. Pollution with polycyclic aromatic hydrocarbon (PAHs), oil, and petroleum derivatives, may have long- and short-term environmental ... -
Assessment of phthalate esters migration in plastic products marketed in Turkey for food use
Toptancı, İsra; Kıralan, Mustafa; Ramadan, Mohamed Fawzy; Kıralan, Sezer Sündüz (Springer, 2024)Phthalates have been characterized as endocrine disruptors and migrated from plastic products for food use. The migration of fve phthalates: di‐butylphthalate (DBP), butyl‐benzyl‐phthalate (BBP), bis(2‐ethylhexyl)phthalate ... -
Effect of cold-pressed Nigella sativa seed meal on dough quality and nutritional value of bread
Yüksel, Yavuz; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (SAGE Publications Inc., 2023)This study investigated the application of black cumin meal (BCM) obtained from cold-pressing Nigella sativa seeds in bread baking. The effect of BCM on bread rheological traits and its nutritional value were investigated. ... -
Effect of conventional and microwave heating on the oxidative stability of oil from a wild Turkish hazelnut cultivar (Corylus colurna)
Kıralan, Mustafa; Sarıca, Ercan; Özaydın, Ayşegül; Özkan, Gülcan; Eren, Ömer; Ramadan, Mohamed Fawzy (Innovhub SSI-AREA SSOG, 2020)The effects of microwave (5, 10, 15, and 20 min at 600 W) and conventional heating (60 degrees C) on the quality and stability of oil extracted from a wild Turkish hazelnut (Corylus colurna) cultivar was performed and ... -
Effect of light on the oxidative stability and phthalate levels of black cumin oil-corn oil blends in plastic and glass bottling
Toptancı, İsra; Kıralan, Mustafa; Ketenoğlu, Onur; Ramadan, Mohamed Fawzy (Japan Oil Chemists Soc, 2022)Black cumin oil (BC) contains certain phytochemicals, including phenolics, tocopherols, and sterols, which show strong oxidation stability. In this study, BC was blended with refined corn oil (CO) at two concentrations (5% ... -
Effect of olive leaf on physicochemical parameters, antioxidant potential and phenolics of Ayvalik olive oils at two maturity stages
Kıralan, Mustafa; Çengel, Halil; Toptancı, İsra; Ramadan, Mohamed Fawzy (EDP Sciences, 2024)Ayvalik is an important and widely grown olive cultivar in Turkey. Olive fruits were harvested at two different harvesting periods, early and middle. Olive oils were extracted in an industrial two-phase continuous system ... -
Effect of thymoquinone and tocopherols on the oxidative stability of purified Nigella sativa oil
Turan, Semra; Dilmen, Şeyma; Kıralan, Mustafa; Özaydın, Ayşe G.; Özkan, Gülcan; Ramadan, Mohamed Fawzy (Innovhub Ssi-Area Ssog, 2020)The effect of minor bioactive constituents (alpha-, gamma-tocopherol and thymoquinone) and the binary and ternary mixtures of those constituents on the oxidative stability of purified black cumin oil (PBCO) was evaluated. ... -
Enhancement of sunflower oil stability during deep-frying using extracts from olive oil by-products and soy lecithin
Günal-Köroğlu, Deniz; Turan, Semra Yaprak; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Univ Putra Malaysia Press, 2019)The potential application of olive mill wastewater (OMWW) and olive pomace (OP) extracts with lecithin (L) as antioxidants to enhance the stability of refined sunflower oil (SFO) during deep-frying (at 180 degrees C) was ... -
Fatty acids and tocopherols of Turkish Salvia fruticose, Salvia tomentosa, Stachys aleurites and Stachys cretica subsp. Anatolica seed oils
Özkan, G.; Göktürk, Ramazan Süleyman; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Innovhub Stazione Sperimentale per le Industrie, 2018)Salvia fruticosa, Salvia tomentosa, Stachys aleurites, and Stachys cretica subsp. anatolica species are members of the Lamiaceae family. Oil content, fatty acids, and the tocopherol composition of seed oils from these ... -
Fatty acids profile and stability of Camelina (Camelina sativa) seed oil as affected by extraction method and thermal oxidation
Kıralan, Mustafa; Kıralan, Sündüz Sezer; Subaşı, Irmak; Aslan, Yılmaz; Ramadan, Mohamed Fawzy (Innovhub SSI-AREA SSOG, 2018)Camelina (Camelina sativa) seed oil was extracted using two different methods including hexane extraction to obtain hexane-extracted oil (HEO) and cold pressing extraction to obtain cold-pressed oil (CPO). The major fatty ... -
Influence of harvest time on protein content and lipids profile of wild Styrax officinalis seeds from different locations in Turkey
Cesur, Cüneyt; Uskutoğlu, Tansu; Şenkal, Belgin Coşge; Kıralan, Sündüz Sezer; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Springer-Verlag Italia Srl, 2019)Interest in new sources of oil crops is increasing. The aim of the current work was to evaluate the effect of harvest time on protein content and lipids profile of wild Styrax officinalis seeds from different locations in ... -
Levels of pesticide residues in fruits and vegetables in the Turkish domestic markets
Toptancı, İsra; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Springer Heidelberg, 2021)In this work, pesticide residues in 493 fruit and vegetable samples obtained from markets in Turkey were detected after QuEChERS (quick, easy, cheap, effective, rugged, and safe) extraction followed by liquid chromatogr ... -
Measurement of polycyclic aromatic hydrocarbons in aroma-flavored olive oils produced using microwave and traditional maceration methods
Kıralan, Mustafa; Çakıcı, Hakkı Fırat; Toptancı, İsra; Ramadan, Mohamed Fawzy (Springer-Verlag Italia SRL, 2023)Flavored olive oils were generally produced with the maceration method, which has disadvantages such as taking a long time and making the tanks unusable for a long time. The new techniques could produce favored oils to ... -
Monitoring of bisphenol a diglycidyl ether (BADGE) and some derivatives in fish products in the Turkey market
Toptancı, Isra; Kıralan, Mustafa; Ketenoğlu, Onur; Ramadan, Mohamed Fawzy (Springer Heidelberg, 2022)The exposure to bisphenols and their derivatives was assessed in 33 fish products sold in Turkey using high-performance liquid chromatography-tandem mass spectrometry (LC-MS/MS). BADGE was determined in only four samples ... -
Optimizing bleaching conditions of black cumin Oil by Box-Behnken design and artificial neural network to minimize losing of bioactive compounds
Kıralan, Sündüz Sezer; Ketenoğlu, Onur; Kuvat, Özlem; Ramadan, Mohamed Fawzy (Wiley, 2022)Black cumin oil (BCO) is considered vulnerable to rancidity, wherein black cumin crude oil is characterized by high peroxide value (PV) due to its high linoleic acid content. In this study, the effects of bleaching conditions ... -
Oxidative stabilisation of sunflower oil enriched with olive mill wastewater and olive pomace phenolics-rich extracts with soy lecithin
Günal-Köroğlu, Deniz; Turan, Semra; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Innovhub Ssi-Area Ssog, 2019)Olive oil industry generates huge amounts of by-products that are discarded and can be a serious environmental problem. In this study, the antioxidant activity of olive mill wastewater (OMWW), and olive pomace (OP) extracts ... -
Phthalates levels in cold-pressed oils marketed in Turkey
Kıralan, Mustafa; Toptancı, Isra; Yavuz, Muhammed; Ramadan, Mohamed Fawzy (Springer Heidelberg, 2020)Cold-pressed oils are valuable vegetable oils. Phthalates are used as plasticizers and additives in foodstuffs and personal care products. Studies have shown that phthalates have harmful effects on human health. In this ... -
Phthalates levels in olive oils and olive pomace oils marketed in Turkey
Kıralan, Sündüz Sezer; Toptancı, Isra; Abacıgil, Tuba Öncül; Ramadan, Mohamed Fawzy (Taylor and Francis Ltd, 2020)Phthalates are used as additives and plasticisers in packaging for personal care and food products. Several investigations reported the harmful impact of phthalates on human health. In this study, different types of olive ... -
Quality parameters of olive oils at different ripening periods as affected by olive fruit fly infestation and olive anthracnose
Abacıgil, Tuba Öncül; Kıralan, Mustafa; Ramadan, Mohamed Fawzy (Springer-Verlag Italia Srl, 2023)Olive pests and diseases influence olive oil quality. Ayvalik olive cultivar is important between local cultivars grown in Turkey. This study aimed to monitor the effects of olive pests and diseases (olive fruit fly attack ...
