Yazar "Gul, Osman" için listeleme
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Application of multi pass high pressure homogenization to improve stability, physical and bioactive properties of rosehip (Rosa canina L.) nectar
Saricaoglu, Furkan T.; Atalar, Ilyas; Yilmaz, Volkan A.; Odabas, Halil I.; Gul, Osman (Elsevier Sci Ltd, 2019)The effect of high pressure homogenization (HPH) on physical and bioactive properties of rosehip nectar was investigated. Rosehip nectar has a sedimentation problem while waiting on the market shelf during the sale, for ... -
Application of multicriteria decision technique to determine optimum sodium alginate concentration for microencapsulation of Lactobacillus casei Shirota by extrusion and emulsification
Gul, Osman; Dervisoglu, Muhammet (Wiley, 2017)The aim of this study was to evaluate the effect of sodium alginate concentration on microencapsulation of probiotic Lactobacillus casei Shirota (LCS) by extrusion and emulsification methods and determine the optimum ... -
Application of TOPSIS methodology to determine optimum hazelnut cake concentration and high pressure homogenization condition for hazelnut milk production based on physicochemical, structural and sensory properties
Gul, Osman; Atalar, Ilyas; Mortas, Mustafa; Saricaoglu, Furkan Turker; Yazici, Fehmi (Springer, 2018)Vegetable milks containing antioxidants, fatty acids and vitamins can be recommended as an alternative to animal milks cause some health problems like lactose intolerance and milk protein allergy. Hazelnut oil cake which ... -
Comparative Analysis of Aflatoxin M1 in Marketed Butter by ELISA and HPLC
Aksoy, Abdurrahman; Atmaca, Enes; Yazici, Fehmi; Guvenc, Dilek; Gul, Osman; Dervisoglu, Muhammet (Kafkas Univ, Veteriner Fakultesi Dergisi, 2016)The aim of this study was to examine the presence of aflatoxin M1 (AFM1) in butter samples marketed in the Black Sea Region of Turkey with two complementary analytical methods to improve accuracy. A total of 40 samples ... -
Comparison of the Effect of Some Essential Oils on the Growth of Penicillium verrucosum and its Ochratoxin a Production
Ozcakmak, Sibel; Gul, Osman; Dervisoglu, Muhammet; Yilmaz, Azime; Sagdic, Osman; Arici, Muhammet (Wiley, 2017)Antifungal activities of four essential oils from mint, garlic, sage and wild oregano were evaluated against ochratoxigenic Penicillium verrucosum incubated at different times. The fungal mycelium growth was completely ... -
Compositional, biochemical and textural changes during ripening of Tulum cheese made with different coagulants
Sengul, Mustafa; Erkaya, Tuba; Dervisoglu, Muhammet; Aydemir, Oguz; Gul, Osman (Wiley, 2014)In the present study, biochemical, chemical and texture changes in Tulum cheeses made using calf rennet and microbial rennets (Aspergillus niger protease and Rhizomucor miehei protease) were compared during ripening for ... -
Different stress tolerance of spray and freeze dried Lactobacillus casei Shirota microcapsules with different encapsulating agents
Gul, Osman; Atalar, Ilyas (Korean Society Food Science & Technology-Kosfost, 2019)In this study, the effects of encapsulation with maltodextrin and reconstituted skim milk (RSM) and their binary and ternary blends with gum arabic (GA) by spray and freeze drying methods on viability of probiotic Lactobacillus ... -
Effect of brewing process and sugar content on 5-hydroxymethylfurfural and related substances from Turkish coffee
Mortas, Mustafa; Gul, Osman; Yazici, Fehmi; Dervisoglu, Muhammet (Taylor & Francis Inc, 2017)The effect of brewing process on 5-hydroxymethylfurfural, 2-furylmethylketone, and 2-furoic acid levels of traditionally prepared and instant Turkish coffee samples containing different amounts of table sugar (0, 2, 4, or ... -
Effect of different encapsulating agent combinations on viability of Lactobacillus casei Shirota during storage, in simulated gastrointestinal conditions and dairy dessert
Gul, Osman; Atalar, Ilyas; Gul, Latife Betul (Sage Publications Ltd, 2019)In this study, the effects of various matrices consisting of maltodextrin and reconstitute skim milk and their binary and ternary mixtures with gum Arabic in the microencapsulation of Lactobacillus casei Shirota by ... -
Effect of high pressure homogenization (HPH) on functional and rheological properties of hazelnut meal proteins obtained from hazelnut oil industry by-products
Saricaoglu, Furkan Turker; Gul, Osman; Besir, Aysegul; Atalar, Ilyas (Elsevier Sci Ltd, 2018)The effect of high pressure homogenization (HPH) on functional and rheological properties of hazelnut meal proteins was investigated. Hazelnut meal proteins were extracted from hazelnut oil industry byproducts. Protein ... -
Effect of high pressure homogenization (HPH) on microstructure and rheological properties of hazelnut milk
Gul, Osman; Saricaoglu, Furkan Turker; Mortas, Mustafa; Atalar, Ilyas; Yazici, Fehmi (Elsevier Sci Ltd, 2017)The effect of high pressure homogenization (HPH) on microstructure and rheological properties of hazelnut milks was investigated. Hazelnut milk samples were produced from cold pressed hazelnut cake and homogenized up to ... -
Effect of multi-pass high pressure homogenization on physicochemical properties of hazelnut milk from hazelnut cake: An investigation by response surface methodology
Gul, Osman; Atalar, Ilyas; Saricaoglu, Furkan Turker; Yazici, Fehmi (Wiley, 2018)The effects of high pressure homogenization conditions (pressure, temperature, and hazelnut concentration) on physicochemical properties of hazelnut milks were evaluated, and process parameters were optimized using response ... -
Effect of ultrasonication treatment on structural, physicochemical and bioactive properties of pasteurized rosehip (Rosa canina L.) nectar
Atalar, Ilyas; Saricaoglu, Furkan T.; Odabas, Halil I.; Yilmaz, Volkan A.; Gul, Osman (Elsevier, 2020)The effect of ultrasonication process (US) on the physical and bioactive properties of pasteurized rosehip nectar was investigated. In order to solve sedimentation problem, two amplitude levels (50 and 100%) and different ... -
Effect of ultrasound treatment on the properties of nano-emulsion films obtained from hazelnut meal protein and clove essential oil
Gul, Osman; Saricaoglu, Furkan Turker; Besir, Aysegul; Atalar, Ilyas; Yazici, Fehmi (Elsevier Science Bv, 2018)Hazelnut meal protein (4% (w/v)) and clove essential oil (CEO) (3% (v/v)) were homogenized with ultrasound (US) at different times (2, 4 and 6 min) and amplitudes (50, 75 and 100%) to obtain nano-emulsion films. Film forming ... -
Evaluation of Chemical and Microbiological Characteristics and Fatty Acid Profiles of Butter Samples Collected from the Black Sea Region of Turkey
Dervisoglu, Muhammet; Gul, Osman; Guvenc, Dilek; Yazici, Fehmi; Atmaca, Enes; Aksoy, Abdurrahman (Asian Journal of Chemistry, 2013)The physico-chemical and microbiological characteristics and fatty acid composition of butter samples produced in the Black sea region of Turkey were analyzed. The mean percentages of total solids, non-fat solids and fat ... -
Evaluation of polycyclic aromatic hydrocarbons in Circassian cheese by high-performance liquid chromatography with fluorescence detection
Gul, Osman; Dervisoglu, Muhammet; Mortas, Mustafa; Aydemir, Oguz; Ilhan, Eda; Aksehir, Kubra (Academic Press Inc Elsevier Science, 2015)Polycyclic aromatic hydrocarbons (PAH) in traditional/industrial smoked and unsmoked Circassian cheeses available in Turkish markets were analysed using solid-phase extraction, followed by high-performance liquid chromatography ... -
High pressure homogenization of mechanically deboned chicken meat protein suspensions to improve mechanical and barrier properties of edible films
Saricaoglu, Furkan Turker; Tural, Serpil; Gul, Osman; Turhan, Sadettin (Elsevier Sci Ltd, 2018)The effect of high pressure homogenization (HPH) on edible films obtained from mechanically deboned chicken meat proteins (MDCM-P), a by-product of poultry industry, was investigated. Film forming suspensions (FFS) were ... -
Influence of thermosonication (TS) process on the quality parameters of high pressure homogenized hazelnut milk from hazelnut oil by-products
Atalar, Ilyas; Gul, Osman; Saricaoglu, Furkan Turker; Besir, Aysegul; Gul, Latife Betul; Yazici, Fehmi (Springer India, 2019)Hazelnut, an important source of nutrition, is reasonably expensive for hazelnut milk production. Hazelnut cake, a by-product from hazelnut oil production by cold press extraction technique, does not contain any chemical ... -
Inhibition kinetics of Penicillium verrucosum using different essential oils and application of predictive inactivation models
Ozcakmak, Sibel; Gul, Osman (Taylor & Francis Inc, 2017)This study deals with the efficacy of Origanum onites, Salvia officinalis, and Mentha piperita essential oils (EOs) and their mixture (1:1:1, v/v/v) against ochratoxigenic P. verrucosum D-99756 and modelling the effects ... -
Investigation of Sodium Benzoate and Potassium Sorbate Content and Evaluation of Microbiological Parameters of Fresh Kashar Cheeses
Gul, Osman; Dervisoglu, Muhammet (Korean Soc Food Science Animal Resources, 2013)Food safety is important issue for consumers and recently the usage of food ingredients especially food preservatives are limited by regulations. However, some manufacturers use food preservatives instead of improving their ...
