14 results on '"Veli Gök"'
Search Results
2. Mechanical and microbiological properties of natural casings using in meat products
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Abdullah ÇAĞLAR, Yasemin BOR, Oktay TOMAR, Mehmet BEYKAYA, and Veli GÖK
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natural casing ,water vapor permeability ,mechanical properties ,tensile strength ,elongation break ,microbiological safety ,Veterinary medicine ,SF600-1100 - Abstract
The aim of this study is to investigate microbiological and mechanical specifications of the 21 natural casings were provided from various retail markets, slaughter houses and meat processing plants in Turkey that is ready to process. The ash content of the casings were varied between 0.61-3.07% (P
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- 2018
- Full Text
- View/download PDF
3. Identification of enterobacteriaceae and staphylococcaceae at turkish sucuk
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Mukadderat Gökmen, Recep Kara, Levent Akkaya, and Veli Gök
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enterobacteriaceae ,staphylococcaceae ,turkish sausage ,sucuk ,Veterinary medicine ,SF600-1100 - Abstract
Aim: In this study, the species from Enterobacteriaceae and Staphylococcaceae families have been identified in Turkish fermented sausages samples of five different corporations which are produced in Afyonkarahisar. Materials and Methods: Turkish fermented sausages of five different corporations which are produced in Afyonkarahisar were used as the material. In order for the calculation of Enterobacteriaceae, inoculation was made into Violet Red Bile Glucose Agar medium (ISO 21528-2 2004) and for the calculation of Staphylococcaceae Baird Parker Agar medium (FDA BAM, 2001) was used. Enterobacteriaceae were identified at species level with API- 20 E test kit (bioMérieux Inc API-20 E 2006). Staphylococcaceae were identified with APIStaph test kit (bioMérieux Inc API-Staph 2009). Results: Isolation and identification of Staphylococcaceae and Enterobacteriaceae species in Turkish sausage flora were done. 90 Staphylococcus isolates were derived from the Turkish sausage samples in the research. S. aureus (12.94%), S. epidermidis (15.29%), S. simulans (12.94%) and S. carnosus (11.76%) from Staphylococcaceae family have been identified. 235 Enterobacteriaceae isolates from Turkish sausage samples were identified at the species level as Citrobacter diversus (5.96%), Enterobacter sazazaki (11.91%), Enterobacter gergoviae (17.87%), Klepsiella ozaerae (6.38%), Salmonella arizonae (6.38%), Salmonella spp. (8.94%), Escherichia coli (8.94%), Serratia marcescens (6.81%), Serratia liquefaciens (6.38%) and Yersinia enterocolitica (4.26%). Conclusion: S. simulans from Staphylococcaceae family which can be used as a starter culture has been found in Turkish sausages for the first time. Pathogenic bacterium species from Staphylococcaceae and Enterobacteriaceae families determined in Turkish sausages indicate a risk for food safety and public health.
4. Investigation of some heavy metal presence in the milk of cattle
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Gülçin Algan, O. Cenap Tekinşen, and Veli Gök
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heavy metals ,cow's milk ,konya ,Veterinary medicine ,SF600-1100 - Abstract
Aim: There was no enough research about the presence of heavy metals in the milk a source of important nutrients. In this study, some heavy metal existence was investigated in the milk obtained from Konya region. Materials and Methods: Lead (Pb), cadmium (Cd), arsenic (As), selenium (Se) and zinc (Zn) levels of 61 milk samples obtained from 19 places in Konya region were determined by Atomic Absorption Spectrometer. Results: Average lead, cadmium, arsenic, selenium and zinc levels were 0.0000001, 0.0000388, 0.0000839, 0.0000331 and 0.0026681 ppm, respectively. Conclusion: Determined lead, cadmium, selenium, zinc and arsenic levels are much below the maximum levels recommended by Joint Food Codex. These levels are not a threat against human health and the contamination risk for dairy cattle is not high. Further research needs to be conducted by taking more samples and studying more element types.
5. Comparison of chemical properties, antioxidant capacity, and phenolic acids of autoclaved and unautoclaved ground mustard seeds
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Veli Gök, Oktay Tomar, and Muhammed Yusuf Çağlar
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0106 biological sciences ,food.ingredient ,Sinapis ,Brassica ,antioxidant capacity ,01 natural sciences ,Autoclave ,0404 agricultural biotechnology ,food ,010608 biotechnology ,Brassica juncea ,T1-995 ,TX341-641 ,Food science ,Medicinal plants ,Chemical composition ,Technology (General) ,biology ,integumentary system ,Chemistry ,Nutrition. Foods and food supply ,Brassica nigra ,food and beverages ,04 agricultural and veterinary sciences ,Mustard seed ,Proximate ,biology.organism_classification ,040401 food science ,Sinapis alba ,Composition (visual arts) ,mustard seeds ,Food Science ,Biotechnology ,phenolic composition - Abstract
This present research, the proximate analyses, the antioxidant capacity and phenolic composition of Sinapis alba (yellow mustard seed), Brassica nigra (black mustard seed), Brassica juncea (brown mustard seed) and their autoclaved samples were evaluated. The antioxidant capacity of mustard seeds was analysed by examining antiradical activity, Fe2+ chelating activity, H2O2 scavenging and total phenolics. The mustard seeds were autoclaved to inhibit myrosinase activity. The level of antioxidant capacity and the phenolics of the mustard seeds were increased with autoclave treatment. The antiradical activity of mustard seeds were determined ACL×YM (0.810) followed by ACL×BRM (0.750), UNACLxYM (0.680), UNACLxBRM (0.600), ACLxBLM (0.590) and UNACLxBLM (0.450) types respectively (P < 0.05).
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- 2021
6. The effect of cooking methods on some quality characteristics of gluteus medius
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Oktay Tomar, Muhammed Yusuf Çağlar, Veli Gök, Abdullah Çağlar, and Tamer Uzun
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Lightness ,convection oven ,sous-vide ,Sous vide ,lcsh:TX341-641 ,complex mixtures ,lcsh:Technology (General) ,gluteus medius ,TBARS ,otorhinolaryngologic diseases ,Food science ,Quality characteristics ,Water content ,biology ,Chemistry ,Cooking methods ,technology, industry, and agriculture ,food and beverages ,biology.organism_classification ,beef ,Medius ,lcsh:T1-995 ,lcsh:Nutrition. Foods and food supply ,texture ,Food Science ,Biotechnology - Abstract
WOS:000499659400028 In this research, the effects of cooking by convection oven and cooking by sous-vide method on the physicochemical, textural, sensorial and microbiological of gluteus medius cuts were investigated. For the sous-vide method, the meat was vacuumed sealed in special packaging material (Mylar (R) Cook) before being stored at + 1 degrees C for 0, 15, and 30 days. The samples cooked with the sous-vide method had higher moisture content (P < 0.001) and lower cooking loss than oven roasted samples. TBARS content was affected by cooking method (P < 0.01) and storage time (P < 0.01). The 2-thiobarbituric acid reactive substances (TBARS) values of the convection oven samples were higher than those cooked with sous-vide method. The WBSF values were affected by the cooking methods. The samples cooking with oven significantly lower shear (P < 0.0001) force values than those for the sous-vide method. Samples cooked by the convection oven had higher L* (lightness), a* (redness), b* (yellowness) than the cooked with sous-vide method (P < 0.0001). The sliced meat samples cooked by oven were given higher sensory ratings than those cooked by sous-vide except texture scores.
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- 2019
7. The effects of kefir grain and starter culture on kefir produced from cow and buffalo milk during storage periods
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Mehmet Beykaya, Oktay Tomar, Veli Gök, Gökhan Akarca, and Abdullah Çağlar
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0106 biological sciences ,buffalo milk ,Population ,Food storage ,lcsh:TX341-641 ,yeast ,01 natural sciences ,0404 agricultural biotechnology ,Starter ,fluids and secretions ,010608 biotechnology ,Lactobacillus ,lcsh:Technology (General) ,Leuconostoc ,Dry matter ,Food science ,education ,fermentation ,acidity ,Dairy cattle ,education.field_of_study ,biology ,Chemistry ,Kefir ,food and beverages ,04 agricultural and veterinary sciences ,biology.organism_classification ,protein content ,040401 food science ,lcsh:T1-995 ,lcsh:Nutrition. Foods and food supply ,Food Science ,Biotechnology - Abstract
The present study was aimed to determine the effect of different types of milk and kefir grains or starter cultures on the chemical properties, and microorganism counts of kefir samples. The type of milk had a significant effect on the acidity, dry matter, protein, and CO2 values. Acidity and CO2 values increased during storage period, while dry matter, fat and protein contents decreased. However, the type of milk had no significant effect on Lactobacillus, Leuconostoc and yeast counts. In the samples produced using starter culture microorganism counts except those of L. acidophilus of the samples increased (p < 0.05) during the 14 days of storage. Higher Lactobacilli (8.52 log cfu/ml) and Lactococci (8.84 log cfu/ml) was found in kefir produced using buffalo milk and starter culture in 21 days of storage, while higher L. acidophilus (6.41 log cfu/ml) was found in kefir produced using cow milk and starter culture. In general, due to the higher dry matter and protein content and yeast population, kefir made from buffalo milk may be preferred.
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- 2019
8. Microbiological quality and salmonella spp/listeria monocytogenes of spices in Turkey
- Author
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Levent Akkaya, Mukadderat Gökmen, Veli Gök, Recep Kara, and Veteriner Fakültesi
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Salmonella ,food and beverages ,Microbiological quality ,Biology ,medicine.disease_cause ,Antimicrobial resistance ,Applied Microbiology and Biotechnology ,Microbiology ,Listeria monocytogenes ,Infectious Diseases ,Antibiotic resistance ,medicine ,Food science ,Spices ,Salmonella spp ,Food Science - Abstract
Spices contaminated with pathogens may contaminate the food to which they are added and therefore, they pose a great risk to public health. In this study, 250 spices samples (50 samples each of red sweet pepper, red chili pepper, red pepper flakes, cumin and black pepper) were evaluated for Total Aerobic Mesophilic Bacteria (TMAB), Staphylococcus/Micrococcus, Coagulase (+) Staphylococcus, Yeast/Mold, Enterobacteriaceae, Coliform Bacteria, E. coli, Enterococcus spp., B. cereus, Salmonella spp. and Listeria monocytogenes. The means of total aerobic mesophilic bacteria (TMAB), Staphylococcus/Micrococcus, Coagulase (+) Staphylococcus, Yeast/Mold, Enterobacteriaceae, Coliform Bacteria, E. coli, Enterococcus spp. and B. cereus, counts were detected 5.50, 2.03
- Published
- 2015
9. Afyonkarahisar ilindeki yenebilir sakatatlarda Salmonella’nın prevalansı
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H.I. Atabay, Hilmi Yaman, Veli Gök, Levent Akkaya, and Veteriner Fakültesi
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Edible Offal ,Yenilebilir Sakatat ,Salmonella ,IMS ,General Veterinary ,Kesimhane ,technology, industry, and agriculture ,Microbial contamination ,Biology ,medicine.disease_cause ,Isolation rate ,Butcher ,medicine ,Food science ,Detection rate ,Veterinerlik ,Abattoir ,Food contaminant ,Kasap - Abstract
Akkaya, Levent (Balikesir Author), In this study, the prevalence of Salmonella sp. was examined using a total of 205 edible bovine offal samples collected from different abattoirs (n=105) and butcheries (n=100) by immunomagnetic separation (IMS) method. The isolation rate of Salmonella was found to be 8.57%, 5.71% and 5.71% for the liver, kidney and tripe samples collected from the abattoir, respectively. Of the offal samples obtained from the butcheries, the detection rate of Salmonella sp. was 16% in the liver and 4% in the kidney, tripe and brain samples. Overall, it was found that 8.29% of all the offal samples obtained from the abattoirs and butcheries were determined to be contaminated with Salmonella sp. The results of this study shows that edible offal are cross-contaminated by Salmonella sp. at the abattoirs and retail sale points until they reach to the consumer. It is recommended that adequate hygienic and sanitary measures be taken in these kind of places in order to protect public health., Bu çalışmada, farklı kesimhane (105 adet) ve kasaplardan (100 adet) temin edilen toplam 205 adet yenebilir sakatat örneği, Salmonella türlerinin prevalansını belirlemek amacıyla immunmanyetik ayırma tekniği (IMS) kullanılarak incelendi. Salmonella izolasyon oranı kesimhaneden alınan karaciğer, böbrek ve işkembe örnekleri için sırasıyla %8.57, %5.71 ve %5.71 olarak saptandı. Kasaplardan temin edilen sakatat örneklerinde ise Salmonella saptama oranı karaciğerde %16, böbrek, işkembe ve beyin örneklerinde ise sırasıyla %4 olarak belirlendi. Genel olarak, bu çalışma kapsamında kesimhane ve kasaplardan temin edilen tüm sakatat örneklerinin %8.29 oranında Salmonella ile kontamine olduğu belirlenmiştir. Bu çalışmanın bulguları, yenebilir sakatatların tüketiciye ulaşıncaya kadar kesimhane ve perakende satış noktalarında Salmonella ile çarpraz kontaminasyona maruz kaldığını göstermektedir. Halk sağlığını korumak amacıyla bu gibi yerlerde yeterli hijyen ve sıhhi önlemlerinin alınması tavsiye olunur.
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- 2012
10. Antioxidant properties of some plants growing wild in Turkey
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Veli Gök, Derya Arslan, Ahmet Serteser, Mustafa Kargıoğlu, Yavuz Bagci, Mehmet Musa Özcan, and Selçuk Üniversitesi
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inorganic chemicals ,Antioxidant ,Radical scavenging ,medicine.medical_treatment ,Chelating Activity ,Extractos ,Extracts ,Metal ,chemistry.chemical_compound ,Actividad quelatante ,Antioxidant activity ,Chelating activities ,Captadores radicalarios ,medicine ,TX341-641 ,Chelation ,Food science ,Hydrogen peroxide ,Scavenging ,Aqueous solution ,Plantas medicinales y aromáticas ,Nutrition. Foods and food supply ,Chemistry ,fungi ,Organic Chemistry ,Biochemistry ,visual_art ,visual_art.visual_art_medium ,Methanol ,Medicinal and aromatic plants ,Actividad antioxidante ,Food Science - Abstract
WOS: 000266714400006, In this study, the antioxidant activity of 50% aqueous methanol extracts of 38 plants growing in the Afyonkarahisar province of Turkey were evaluated by various antioxidant assay, including free radical scavenging, hydrogen peroxide (H2O2) scavenging and metal (Fe2+) chelating activities. The methanolic fruit extracts of the Cornus and Morus species (H2O2 and DPPH scavenging activities, Fe2+ chelating activity) and the methanolic leaf extracts of the Mentha species (DPPH scavenging activities) examined in the assay showed the strongest activities. These antioxidant properties depended on the concentration of samples., Selcuk University Scientific Research Project (S.U.-BAP, Konya-TURKEY)Selcuk University, This work was supported by Selcuk University Scientific Research Project (S.U.-BAP, Konya-TURKEY).
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- 2009
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11. Usefulness of admission hematologic parameters as diagnostic tools in acute pulmonary embolism
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Ahmet Celik, Ismail Türkay Ozcan, Ahmet Gündes, Mustafa Topuz, Idris Pektas, Emrah Yesil, Selcuk Ayhan, Ataman Kose, Ahmet Camsari, and Veli Gokhan Cin
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Neutrophil lymphocyte ratio ,Platelet lymphocyte ratio ,Pulmonary embolism ,Red cell distribution width ,Troponin I ,Medicine (General) ,R5-920 - Abstract
The purpose of this study was to determine the role of red cell distribution width (RDW), neutrophil–lymphocyte ratio (NLR), and platelet–lymphocyte ratio (PLR) in the diagnostic phase of acute pulmonary embolism (PE). We screened 248 consecutive patients who were admitted to the emergency service with PE foremost in the differential diagnosis. Based on spiral computed chest tomography, the patients were divided into two groups. There were 112 confirmed cases of acute PE and 138 patients without PE. Blood samples were obtained within 2 hours of presentation and before starting any medication. There were no significant differences between the PE and the non-PE groups with respect to sex, age, frequency of disease, serum creatinine, sodium, and potassium (p > 0.05 for all). NLR, RDW, and PLR were higher in patients with PE than those without PE. High-sensitivity C-reactive protein, d-dimer, and troponin levels were also higher in patients with PE. RDW values were positively correlated with troponin levels (r = 0.147, p = 0.021). There were no correlations between RDW and NLR, PLR, or d-dimer. NLR had a highly positive correlation with PLR (r = 0.488, p 18.9 predicted acute PE with a sensitivity of 20.7% and a specificity of 93.4%. In conclusion, RDW can be considered useful as a diagnostic measure for patients with suspected acute PE.
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- 2015
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12. Níveis NT-Pro-BNP e resposta ao exercício em pacientes com fluxo lento coronariano NT-Pro-BNP levels and their response to exercise in patients with slow coronary flow
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Mustafa Yurtdaş, İsmail Türkay Özcan, Ahmet Çamsar, Dilek Çiçek, Lülüfer Tamer, Veli Gökhan Cin, Oben Döven, Ali Sabri Seyis, and Mehmet Necdet Akkuş
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Circulação coronariana ,Exercício ,Natriuréticos ,Angina Pectoris ,Coronary circulation ,Exercise ,Natriuretic Agents ,Diseases of the circulatory (Cardiovascular) system ,RC666-701 - Abstract
FUNDAMENTO: Os peptídeos natriuréticos são liberados pelo coração em resposta ao estresse da parede. OBJETIVO: As concentrações de NT-Pro-BNP em pacientes com Fluxo Lento Coronariano (FLC) foram avaliadas antes e depois do teste de exercício e comparados com os valores dos controles saudáveis. MÉTODOS: A população do estudo foi de 34 pacientes com FLC [22 homens (64,7%), com idade 51,0 ± 6,2 anos], e 34 indivíduos normais com artérias coronarianas normais [21 homens (61,8%), com idade 53,2 ± 6,6 anos]. As taxas de fluxo coronariano dos pacientes e controles foram determinadas pelo escore TIMI Trombólise no Infarto do Miocárdio (Thrombolysis in Myocardial Infarction). As amostras de sangue foram coletadas em repouso e após o teste ergométrico. RESULTADOS: As concentrações basais de NT-Pro-BNP nos pacientes com FLC foram superiores às dos indivíduos-controle (NT-Pro-BNP: 49,7 ± 14,2 pg/mL vs. 25,3 ± 4,6 pg/mL p BACKGROUND: Natriuretic peptides are released by the heart in response to wall stress. OBJECTIVE: The NT-Pro-BNP concentrations in slow coronary flow (SCF) patients were assessed before and after the exercise test and compared with the values of healthy controls. METHODS: The study population was 34 patients with SCF [22 males (64.7%), aged 51.0±6.2 years], and 34 normal subjects with normal coronary arteries [21 males (61.8%), aged 53.2±6.6 years]. Coronary flow rates of all patients and control subjects were documented as Thrombolysis in Myocardial Infarction (TIMI) frame count. Blood samples were drawn at rest and after the exercise testing. RESULTS: The baseline NT-Pro-BNP concentrations of the SCF patients were higher than those of the control subjects (NT-Pro-BNP: 49.7±14.2 pg/mL vs. 25.3±4.6 pg/mL p
- Published
- 2012
13. Níveis NT-Pro-BNP e resposta ao exercício em pacientes com fluxo lento coronariano
- Author
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Mustafa Yurtdaş, İsmail Türkay Özcan, Ahmet Çamsar, Dilek Çiçek, Lülüfer Tamer, Veli Gökhan Cin, Oben Döven, Ali Sabri Seyis, and Mehmet Necdet Akkuş
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Coronary circulation ,Exercise ,Natriuretic Agents ,Angina Pectoris ,Diseases of the circulatory (Cardiovascular) system ,RC666-701 - Abstract
FUNDAMENTO: Os peptídeos natriuréticos são liberados pelo coração em resposta ao estresse da parede. OBJETIVO: As concentrações de NT-Pro-BNP em pacientes com Fluxo Lento Coronariano (FLC) foram avaliadas antes e depois do teste de exercício e comparados com os valores dos controles saudáveis. MÉTODOS: A população do estudo foi de 34 pacientes com FLC [22 homens (64,7%), com idade 51,0 ± 6,2 anos], e 34 indivíduos normais com artérias coronarianas normais [21 homens (61,8%), com idade 53,2 ± 6,6 anos]. As taxas de fluxo coronariano dos pacientes e controles foram determinadas pelo escore TIMI Trombólise no Infarto do Miocárdio (Thrombolysis in Myocardial Infarction). As amostras de sangue foram coletadas em repouso e após o teste ergométrico. RESULTADOS: As concentrações basais de NT-Pro-BNP nos pacientes com FLC foram superiores às dos indivíduos-controle (NT-Pro-BNP: 49,7 ± 14,2 pg/mL vs. 25,3 ± 4,6 pg/mL p
14. Determination of the Effect of Different Ground Mustard Seeds on Quality Characteristics of Meatballs.
- Author
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Çağlar MY, Veli G, Tomar O, and Akarca G
- Abstract
This study investigated the effect of yellow, black, and brown mustard seeds on color, lipid oxidation (thiobarbituric acid-reactive substances [TBARS]), and micro-biological and sensory qualities of meatballs during storage. Heat treatment of mustard seeds affected the TBARS value of meatball samples ( p <0.0001). The addition of mustard seeds decreased TBARS value of meatball samples ( p <0.0001). Heat treatment of mustard seeds decreased the L * , a * and b * values of meatball samples ( p <0.0001). The meatball samples with mustard seeds increased b * value of meatball samples however it decreased a* value of meatball samples ( p <0.0001). The addition of mustard seeds decreased aerobic mesophilic bacteria count ( p <0.0001), Enterobacteriaceae count ( p <0.0001), psychrophilic bacteria count ( p <0.0001) and yeast and mold count of meatball samples ( p <0.0001). On a given storage day, the yellow mustard added meatballs sample was given higher color, appearance, flavor, acceptability ratings than those added black and brown mustard. Regarding sensory and microbiological properties, mustard seed contributed to microbiological quality and sensorial properties of meatball samples.
- Published
- 2018
- Full Text
- View/download PDF
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