Selim erdoğan

• Professor at Inonu University

In recent years, Zinc Sulphur Nanoparticles (ZnS-NPs) have a wide range of applications such as in optical sensor, solid state solar window layers, photoconductors, phosphors and catalysts. There are no clear data on the waste-enriching effects of this nanoparticle, whose annual consumption is over million tons, and concerns remain unanswered. This...

Post-harvest deterioration of fruit quality represents a significant challenge in the dried fruit industry, particularly affecting the preservation of nutritional compounds and sensory attributes during the drying process. This research examined the potential protective effects of exogenous melatonin supplementation on the preservation of selected...

Objective Transversus abdominis plane (TAP) blocks were reported to reduce postoperative pain and opioid use. Local anesthetics modulate the local and systemic inflammatory reaction. Our aim was to examine the effect of TAP block with bupivacaine on the anti-inflammatory response in living liver donors (LLDs). Methods The randomized prospective cl...

Cornelian cherry (CC) is a source of bioactive compounds such as phenolics, melatonin and, vitamin C and used as traditional food and in folk medicine. In this study, we analyzed and compared the variation of some bioactive compounds and antioxidant capacity in CC fruits depending on ripening and genotype. CC fruit was sampled at different ripening...

Purpose: Lipidomics studies of sleep restriction, which is known to be associated with circadian perturbations, revealed alterations in some plasma phospholipid levels including plasmalogens which are partly synthesized in liver peroxisomes. To this end it was aimed to investigate effects of various conditions known to cause circadian rhythm distur...

In this study, the fatty acid compositions of semen seminal plasma in rainbow trout (Oncorhynchus mykiss) and brown trout (Salmo trutta fario) were analyzed in fresh semen by gas chromatography (GC) and investigated the relationships with the sperm cell velocities. According to our results, total levels of saturated fatty acids (SFA) and monounsatu...

Bu çalışmanın amacı, kızılcık meyvelerinin kimyasal bileşimi (C vitamini, bireysel fenolik ve şeker bileşikleri) ve antioksidan kapasitesinin yanında, meyve ekstrelerinin sağlıklı (L-929) ve akciğer kanseri (A-549) hücreleri üzerindeki sitotoksik etkisini araştırmaktır. Türkiye'de aynı koşullarda yetiştirilen on üç kızılcık (Cornus mas L.) genotipi...

The purpose of this research is to determine ecotoxicological effects of dodine (n-dodecylguanidini acetate) on aquatic environments. Though dodine is widely used as a fungicide in agriculture, but there is no much data about its ecotoxicology. In this regard, we investigated bioaccumulation levels and histological alterations on the tissues of mus...

Walnut Production, Trade and Forecast

This study aimed to find the optimal strategy for the application of salmon gonadotropin-releasing hormone analogue (sGnRHa) in outdoor-cultured pikeperch males in an exceptionally early term in early November. According to the histological examination, on the day of hormonal treatment, pikeperch testes were in the late stadium of spermatogenesis,...

This study aimed to find the optimal strategy for the application of salmon gonadotropin-releasing hormone analogue (sGnRHa) in outdoor-cultured pikeperch males in an exceptionally early term in early November. According to the histological examination, on the day of hormonal treatment, pikeperch testes were in the late stadium of spermatogenesis,...

Garlic has an important place in daily nutrition. It is consumed by people because of its antimicrobial, antibacterial, and antioxidant properties, and it is also known to be good for many diseases. Along with these properties of garlic, its fatty acid content is also important. The goal of this study is to determine the fatty acids in Allium tunce...

The effect of hydrogen peroxide (H2O2) on the removal of sulfur dioxide (SO2) from sulfurized dried apricots was studied. Apricot fruits were sulfurized in a way that contains low, medium, and high doses of sulfur. Dried apricots were immersed in 0.5%, 1%, and 2% H2O2 solutions at 20 °C, 30 °C, and 40 °C for 5 min. After removal of SO2 by H2O2, the...

Objectives: High anxiety levels may lead to mental and physical changes that may affect quality of life. Melatonin has anxiolytic properties. It has been reported that administration of melatonin reduces anxiety. In this study, we examined the preoperative and postoperative anxiety levels of living liver donors and the correlation between anxiety...

Metamizole sodium (MT) is an analgesic and antipyretic drug molecule used in humans, horses, cattle, swine, and dogs. Metamizole rapidly hydrolyzes and turns into methylamino antipyrine (MAA), an active primary metabolite of MT. The present study aims to determine the pharmacokinetic (PK) profiles of MT metabolites after intravenous (IV) and intram...

Background: Despite the important advances in pregnancy and newborn follow-up, hypoxic-ischemic encephalopathy is still one of the prominent causes of newborn mortality and disability worldwide, and there is no sufficiently effective treatment for it yet. This study aimed to investigate whether the ozone injection, administered in a single-dose as...

In this study, the important fruit quality characteristics of 11 early ripening and promising apricot hybrids and reference cultivars recently developed in Turkey were analyzed. A large variation was observed between the genotypes in terms of fruit size (fruit weight ranged from 34.28 to 72.53 g). The total soluble solids which is one of the signif...

Polycyclic aromatic hydrocarbons (PAHs) are dangerous chemical compounds that can be formed by cooking foods at high temperatures. The aim of this study is to determine the level of contamination of PAH compounds with high performance liquid chromatography (HPLC) on heat treated meat samples and the consumption of PAH compounds in meat samples, as...

Background: It was aimed to investigate effects of various conditions known to cause circadian rhythm disturbances (i.e. calorie restriction, time-restricted feeding, constant light exposure) on various peroxisomal parameters and to compare those effects with that of fenofibrate, a PPARα agonist, in rats. Methods: Plasmalogens and some fatty acids...

In this study, semen seminal plasma contents and the motility of sperm cells were determined in Capoeta trutta via a computer-assisted sperm analysis system. In addition, we evaluated the relationship between semen seminal plasma ions and the velocities of sperm cells. Although the predominant ions were K (206.84±20.61 mg L−1) and Na (128.06±23.82...

Upper Mesopotamia is known to be the homeland of olive, spanning over Mardin, Hatay, Kilis and the western shores of Syria and Palestine. Having earliest habitation in the Southeastern Anatolia region, olive lies down along the Western Anatolia. The goal of the present study is to evaluate the fatty acid compositions of the olive oils obtained from...

Madımak (Polygonum cognatum Meissn) bitkisi geleneksel olarak Anadolu’da gıda olarak tüketilen, kozmopolitan bir dağılıma sahip kendiliğinden yetişenbir bitkidir. Bu çalışma temelde bu bitkinin yararlı özelliklerini ortaya çıkarmak adına basınçlı sıvı ekstraksiyon sisteminin optimizasyonunu amaçlar. Optimal koşullar belirlendikten sonra, ekstraksiy...

Background: Melatonin has analgesic, anti-inflammatory, sedative, and anxiolytic properties. However, the relationship between endogenous melatonin levels and postoperative analgesic requirements has not been well elucidated in patients undergoing bariatric surgery. We studied endogenous melatonin levels, cortisol levels, body temperatures, and th...

In this study, we were especially aimed to determine the applicability, ease and / or difficulty about Image J-Fiji program and its process which are stil widely used to evaluation of sperm cell motility. The obtained parameters were compared with the results which resented with similar computer systems. Therefore, in this study, the sperm samples...

This study was aimed to determine qualitative and quantitative changes of the composition of phenolic compounds in leaf of five apricots (Prunus armeniaca L.) cv. by season. These apricot varieties are "Hacihaliloglu" (HH), "Hasanbey" (HB) "Kabaasi" (KB) "Ismailaga" (IA) and "Cekirge" (CG) which are cultivar in Malatya province of Turkey. Sampling...

Objectives: This study is aimed to determine the effect of ozone therapy in neonatal rats with experimentally induced hypoxic ischemic brain injury (HIBI). Methods: The study included 7-d-old male Wistar rats that were randomized to the sham, control, ozone 1, and ozone 2 groups. All rats except those in the sham group were kept in a hypoxia cha...

PurposeIn the present study, we aimed to investigate the changes in plasma microRNA (miRNA) levels in premature infants diagnosed with premature retinopathy (ROP).Patients and methodsIn order to investigate the relationship of miRNAs with ROP, 13 premature infants admitted to Mersin University, Medical School, Department of Ophthalmology and diagno...

A new analytic methodology based on ultrasonic-assisted cloud point extraction coupled with high-performance liquid chromatography (UA-CPE-HPLC) was developed and successfully applied to determine vitamin B9 in food samples. Polyethylene glycol 6000 (PEG-6000) was used as nonionic surfactant due to its chemical properties and trade availability. Al...

A fast, efficient, cost-effective, and environmental-friendly analytical methodology was developed for preconcentration and determination of trace folic acid in food samples prior to high performance liquid chromatography with diode array detection (HPLC-DAD). The method is based on formation of stable complexes between folic acid and Fe(III) ions...

Propolis, bal arılarının kovanlarını korumak için ürettiği bir karışım olup çok yönlü kullanım alanlarına sahiptir [1,2]. Propolisin toplanma bölgesine bağlı olarak içerdiği bileşikler ve oranları da değişmektedir. Bunun nedeni farklı çevrelerdeki bitki familyalarının dolayısı ile farklı bitki salgılarının propolis kaynağı olabilmesidir [3,4]. Prop...

This research was carried out major and trace elements (Ca++, Mg++, Na+, K+, Fe++ and Zn++) in seminal plasma and quality parameters of sperm (Volume, pH and spermatocrit of sperm, motility, duration and density of spermatozoa) of two different trout (Oncorhynchus mykiss and Salmo trutta fario) in a fish farm. As results, the levels of Ca++, Fe++ a...

a b s t r a c t The laccase production performance of newly isolated Funalia trogii (F. trogii) immobilized on low-cost activated adsorbents prepared from apricot stone was investigated in inexpensive molasses medium and compared with free pellets. The adsorbents were apricot stone-based activated carbon (AC), Cu-impregnated apricot stone-based act...

Background: In recent years, the use of herbal weight-loss products sold over the Internet has rapidly increased; however, the safety of these products has not been well documented yet. More importantly, the declared ingredients in these products could be different than the marketed contents. Methods: Nine different herbal weight-loss products sold...

In this study, our hypothesis was that workplace noise can alter brain element levels like immobilization and light–dark cycle shift, and we aimed to investigate the effects of workplace noise on element levels of brain areas as well as changes in blood of chronically noise-exposed rats. Twenty-four rats were randomly divided into three groups. The...

In this study, activated carbon fibers were prepared from textile waste by chemical activation with ZnCl 2 (and coded IPZN1, IPZN2, and IPZN3). After preparation they were characterized by analyses using the BET surface area, FT-IR, and XRD methods. The ability of IPZN1, to re-move naproxen sodium from effluent solutions by adsorp-tion was studied....

Concentrations of 17 polyphenols in ripe-fresh, sun-dried and sulfited-dried apricots either harvested from organic or pesticide-treated trees before harvest were determined using reverse-phase high-performance liquid chromatography with UV-Vis diode array detector, and the change of polyphenol profile with origin of the apricot product was establi...

Activated carbon was prepared from Tuncbilek-Kütahya (Turkey) lignite by chemical activation with KOH (impregnation ratio 1:2). Pore characteristics of the acti-vated carbon, such as BET surface area, pore volume, size distribution and the diameter of pores, were determined. BET surface area was found to be 902 m 2 /g, and other characteristic valu...

a b s t r a c t Propolis samples from important honey producing locations of Anatolia namely; Bingol (BG), Rize (RZ), Tekirdag (TK) and Van (VN), were evaluated for their antiradical capacities, total phenolic contents and individual phenolic compounds which was recovered by means of pressurized liquid extraction (PLE). Several extraction parameter...

Aim: Intestinal obstruction (IO) induces bacterial translocation due to failure of the intestinal barrier function. Following bacterial overgrowth its degradation products play a decisive role in the development of systemic septic complications. The aim of this study was to evaluate the effects of caffeic acid phenethyl ester (CAPE) on bacterial tr...

The synthesis of a terpyridine-based polyimide sorbent for solid-phase extraction (SPE) of some metal ions is described. For this purpose, 5,5''-bis(bromomethyl)-2,2':6',2''-terpyridine was polymerized with the corresponding diimide derivatives of dianhyrides to give polyimides utilizing terpyridine unit in the main chain. This polymer was used for...

Adrenomedullin (AdM) was originally discovered as a vasorelaxant peptide. The antioxidative properties of AdM have been reported recently. Through its antioxidative effect, adrenomedullin can protect organs from damage induced by stressors. Lead, commonly detected in air, soil, water and food, is a major source of oxidative stress. The effect of Ad...

In this study, activated carbons were prepared from sugar beet bagasse, which is side product and waste in sugar plants, by chemical activation with ZnCl2. Influence of activation temperature was investigated on to pore structure. ZnCl2/sugar beet bagasse ratio (impregnation ratio) was selected as 1:1. The impregnated sample was raised to the activ...

Fe, Zn, Mn and Cu levels in three Turkish legumes, kidney bean (Phaseolus vulgaris L.), lentil (Lens esculenta) and chickpea (Cicer arietinum), were determined by flame atomic absorption spectrometry. Dissolution conditions in the microwave-assisted wet digestion method were studied by investigating several variables, including type of acid mixture...

Waste apricot supplied by Malatya apricot plant (Turkey) was activated by using chemical activation method and K2CO3 was chosen for this purpose. Activation temperature was varied over the temperature range of 400–900°C and N2 atmosphere was used with 10°C/min heat rate. The maximum surface area (1214m2/g) and micropore volume (0.355cm3/g) were obt...

This study was undertaken to determine the reducing characteristics, metal chelating capability, anti-lipid peroxidative and antiradical properties of propolis compared to two widely used artificial antioxidants, Butylated Hydroxyanisole (BHA) and Butylated Hydroxytoluene (BHT). The water and ethanol extracts of propolis showed significantly a diff...