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Chromium Speciation In Water Using Magnetic Polyaniline Nanoparticles Coupled With Microsampling Injection-Flame Atomic Absorption Spectroscopy, Osman Çaylak
Turkish Journal of Chemistry
The chromium speciation procedure was optimized using magnetic polyaniline nanoparticles (Fe3O4@PANI NPs) solid-phase extraction coupled with microsampling injection-flame atomic absorption spectrometry (MIS-FAAS). Chromium speciation was successfully achieved by Fe3O4@PANI NPs at pH 8.0. The recoveries obtained for Cr(III) and Cr(VI) were above 95% and under 5%, respectively. Recoveries of over 95% for Cr(III) from 40.0 mL of the sample were obtained using 25 mg Fe3O4@PANI NPs and 500 µL of 0.2% (w/v) thiourea (TU) solution prepared in 2 mol L–1 HCl as eluent. Total chromium as Cr(III) was extracted quantitatively after reducing the Cr(VI) to Cr(III). The linear range, detection …
Sustainable Bio-Based Solid Phase Extraction Adsorbent For The Determination Of Various Types Of Organic Compounds, Mustafa Zafer Ozel, James H. Clark, Avtar S. Matharu
Sustainable Bio-Based Solid Phase Extraction Adsorbent For The Determination Of Various Types Of Organic Compounds, Mustafa Zafer Ozel, James H. Clark, Avtar S. Matharu
Turkish Journal of Chemistry
A sustainable, bio-based, mesoporous material, Starbon A800, was explored for use as an adsorbent in solid phase extraction (SPE). A solution containing seven nitrosamines was first used as a standard to optimise conditions for extraction efficiency with Starbon A800. After optimising conditions, 25 compounds of varying polarity (terpenes, phenolics, pesticides, PAHs, amines, and nitrosamines) were extracted with SPE using either Starbon® A800, C18 or Porous Graphitic Carbon (PGC) as the adsorbent, for comparison purposes. At the same time, 3 different elution solvents (heptane, dichloromethane, and ethanol) were used for each type of adsorbent. Hansen solubility parameters can be used to …
Synthesis And Characterization Of Surface-Modified Magnetic Mesoporous Silicate Materials For Phosphate Adsorption, Ayşegül Gençer, Burcu Uysal Karataş, Önder Topel, Nadir Ki̇raz
Synthesis And Characterization Of Surface-Modified Magnetic Mesoporous Silicate Materials For Phosphate Adsorption, Ayşegül Gençer, Burcu Uysal Karataş, Önder Topel, Nadir Ki̇raz
Turkish Journal of Chemistry
The magnetic mesoporous silica material, Mag-MCM-41, was synthesized by coating magnetite (Fe3O4) nanoparticles with a mesoporous material called MCM-41. Mag-MCM-41 and modified nanomaterials Mag-MCM-41-NN and Mag-MCM-41-NN-Fe+3 which were modified with aminopropyl functional groups. In water and wastewater, phosphate anions are considered significant contaminants due to their detrimental impact on the environment. They promote the growth of algae, leading to eutrophication. The purpose of this study is to investigate the removal of phosphate anions from aqueous solutions using modified magnetic silica particles. The Mag-MCM-41 material exhibits hexagonal properties and belongs to the class of “mesoporous” materials. It has a surface area …
Exploration Of Novel 6,8,9-Trisubstituted Purine Analogues: Synthesis, In Vitro Biological Evaluation, And Their Effect On Human Cancer Cells, Muhammed Fatih Polat, İrem Durmaz Şahi̇n, Rengül Atalay, Meral Tunçbi̇lek
Exploration Of Novel 6,8,9-Trisubstituted Purine Analogues: Synthesis, In Vitro Biological Evaluation, And Their Effect On Human Cancer Cells, Muhammed Fatih Polat, İrem Durmaz Şahi̇n, Rengül Atalay, Meral Tunçbi̇lek
Turkish Journal of Chemistry
Cancer, a leading global cause of mortality, demands continuous advancements in therapeutic strategies. This study focuses on the design and synthesis of a novel series of purine derivatives, specifically 6-(substituted phenyl piperazine)-8-(4-phenoxyphenyl)-9-cyclopentyl purine derivatives (5–11). The motivation behind this endeavor lies in addressing acquired resistance mechanisms in cancer cells, a significant hurdle in current treatment modalities. The synthesis, starting from 4,6-dichloro-5-nitropyrimidine, involves a multi-step process, resulting in seven new purine derivatives. Biological evaluation against human liver, colon, and breast cancer cells (Huh7, HCT116, and MCF7, respectively) was performed using the SRB assay. Among the synthesized analogs, compounds 5 and 6, …
Structure-Activity Relationship Of Anticancer Drug Candidate Quinones, Nadire Özenver, Neslihan Sönmez, Merve Yüzbaşıoğlu Baran, Ayşe Uz, Lütfiye Ömür Demi̇rezer
Structure-Activity Relationship Of Anticancer Drug Candidate Quinones, Nadire Özenver, Neslihan Sönmez, Merve Yüzbaşıoğlu Baran, Ayşe Uz, Lütfiye Ömür Demi̇rezer
Turkish Journal of Chemistry
Breast cancer is one of the most prevalent cancer types worldwide. Chemotherapy is a substantial approach in the management of breast cancer despite the occurrence of chemotherapy-associated side effects and the development of multidrug resistance in cancer cells. At this point, a variety of quinone derivatives may represent potential as possible anticancer drug candidates due to possessing structural similarity towards clinically used anticancer drugs like doxorubicin. Therefore, we investigated the cytotoxic effects of various quinone derivatives with structural diversity towards a variety of breast cancer cells. We further determined their toxicity in healthy cells to evaluate their drug capability potential. …
Recent Advances And Applications Of Nanostructured Membranes In Water Purification, Didem Aydin, İlkay Hilal Gübbük, Mustafa Ersöz
Recent Advances And Applications Of Nanostructured Membranes In Water Purification, Didem Aydin, İlkay Hilal Gübbük, Mustafa Ersöz
Turkish Journal of Chemistry
In recent years, water pollution caused by hazardous materials such as metals, drugs, pesticides, and insecticides has become a very serious environmental and health problem that needs to be addressed urgently. The nutritional needs associated with the increasing population also increase the demand for water use and rapidly increase the rate of freshwater consumption. Since most of the water in the universe is in the form of sea water, which cannot be directly used, freshwater resources are limited ,compared to the existing available water. When addressing the purification of all kinds of pollution in environmental research, nanostructured membranes attract attention …
Detection And Characterization Of The Pichia Manshurica Biofilm On The Traditionally Produced Homemade Apple Vinegar, Zeynep İşlek Koklu, Pınar Akkuş Süt, Esra Eskihoran Üçüncüoğlu, Sadık Kalayci, Fikrettin Şahi̇n
Detection And Characterization Of The Pichia Manshurica Biofilm On The Traditionally Produced Homemade Apple Vinegar, Zeynep İşlek Koklu, Pınar Akkuş Süt, Esra Eskihoran Üçüncüoğlu, Sadık Kalayci, Fikrettin Şahi̇n
Turkish Journal of Chemistry
Pichia yeasts are capable of forming biofilms during vinegar production and causing spoilage in various beverages. In addition, there exists a significant likelihood of encountering yeast contamination which can prevent vinegar production. The present study investigates the detection and characterization of the Pichia manshurica (P. manshurica) biofilm on traditionally produced homemade apple vinegar. The unique characteristics of vinegar were analyzed with a focus on the constituent, known as the “mother of vinegar”, whose composition is comprised of cellulosic biofilm and acetic acid bacteria, including Gluconobacter oxydans (G. oxydans) Briefly, P. manshurica was isolated from apple vinegar and characterized in terms …
N-(2-Aminobenzoyl)Benzotriazole Mediated Synthesis Of 3- Acyl-2-Alkyl(Aryl)-4-Hydroxyquinolines And 3-Acylamino-4(3h) Quinazolinones, İlbilge Merve Şenol, Sevtem Gökbulut Satioğlu, İlhami Çeli̇k
N-(2-Aminobenzoyl)Benzotriazole Mediated Synthesis Of 3- Acyl-2-Alkyl(Aryl)-4-Hydroxyquinolines And 3-Acylamino-4(3h) Quinazolinones, İlbilge Merve Şenol, Sevtem Gökbulut Satioğlu, İlhami Çeli̇k
Turkish Journal of Chemistry
New methods have been developed for the synthesis of the substituted quinolines and quinazolinones derivatives by utilizing N-(2-aminobenzoyl)benzotriazoles under mild reaction conditions. 3-Acyl-2-alkyl(aryl)-4-hydroxyquinolines were obtained in modarete yields by the reaction of N-(2-aminobenzoyl)benzotriazoles and diketones in the presence of tert-BuOK. 3-Acylamino-4(3H) quinazolinones were obtained in good yields via N-(2-aminobenzoyl)benzotriazoles, orthoester and hyrazides in one-pot.
An Efficient One-Pot And Simple Multicomponent Approach To The Synthesis Of Highly Functionalized Furans Containing Dialkyl Phenol, Fourogh Jalili Milani, Mahmoud Nassiri, Jaber Salehzadeh
An Efficient One-Pot And Simple Multicomponent Approach To The Synthesis Of Highly Functionalized Furans Containing Dialkyl Phenol, Fourogh Jalili Milani, Mahmoud Nassiri, Jaber Salehzadeh
Turkish Journal of Chemistry
In this study, arylglyoxals, acetylacetone, and 2,6-dimethyl phenol or 2,6-di-tert-butyl phenol are combined to efficiently synthesize a series of 1-(4-(3,5-dialkylphenyl)-2-methyl-5-phenylfuran-3-yl) ethan-1-one derivatives in excellent yields. These reactions were carried out in acetone at reflux under catalyst-free conditions in the presence of triethylamine as a base for 3 h. NMR, FT-IR, EI-MS, and elemental studies were used to characterize the products' structural characteristics. The present study has also several benefits, such as excellent yields and the ease of workup procedure, making it an appealing, practical, and acceptable one-pot method for producing functionalized derivatives of dialkyl furan.
Voltammetric Measurement Of Catechol-O-Methyltransferase Inhibitor Tolcapone In The Pharmaceutical Form On The Boron-Doped Diamond Electrode, Musa Kiran, Yavuz Yardim
Voltammetric Measurement Of Catechol-O-Methyltransferase Inhibitor Tolcapone In The Pharmaceutical Form On The Boron-Doped Diamond Electrode, Musa Kiran, Yavuz Yardim
Turkish Journal of Chemistry
This study presents an electroanalytical approach to measure the catechol-O-methyltransferase (COMT) inhibitor tolcapone (TOL) using a boron-doped diamond (BDD) electrode. The application of cyclic voltammetry (CV) technique revealed that TOL exhibited a distinct, diffusion-controlled, irreversible anodic peak at a potential of approximately +0.71 V (vs. Ag/AgCl) in a 0.1 mol L–1 phosphate buffer solution (PBS) with a pH of 2.5. The oxidation of TOL is highly dependent on the pH and supporting electrolytes. Based on the data obtained from the pH investigation, a proposed mechanism for the electro-oxidation of TOL is suggested. Using the square wave voltammetry (SWV) technique, a …
Artificial Intelligence-Based Evaluation Of The Factors Affecting The Sales Of An Iron And Steel Company, Mehmet Pekkaya, Zafer Uysal, Aytaç Altan, Seçkin Karasu
Artificial Intelligence-Based Evaluation Of The Factors Affecting The Sales Of An Iron And Steel Company, Mehmet Pekkaya, Zafer Uysal, Aytaç Altan, Seçkin Karasu
Turkish Journal of Electrical Engineering and Computer Sciences
It is important to predict the sales of an iron and steel company and to identify the variables that influence these sales for future planning. The aim in this study was to identify and model the key factors that influence the sales volume of an iron and steel company using artificial neural networks (ANNs). We attempted to obtain an integrated result from the performance/sales levels of 5 models, to use the ANN approach with hybrid algorithms, and also to present an exemplary application in the base metals industry, where there is a limited number of studies. This study contributes to …
Machine Learning Approaches In Comparative Studies For Alzheimer’S Diagnosis Using 2d Mri Slices, Zhen Zhao, Joon Huang Chuah, Chee-Onn Chow, Kaijian Xia, Yee Kai Tee, Yan Chai Hum, Khin Wee Lai
Machine Learning Approaches In Comparative Studies For Alzheimer’S Diagnosis Using 2d Mri Slices, Zhen Zhao, Joon Huang Chuah, Chee-Onn Chow, Kaijian Xia, Yee Kai Tee, Yan Chai Hum, Khin Wee Lai
Turkish Journal of Electrical Engineering and Computer Sciences
Alzheimer’s disease (AD) is an illness that involves a gradual and irreversible degeneration of the brain. It is crucial to establish a precise diagnosis of AD early on in order to enable prompt therapies and prevent further deterioration. Researchers are currently focusing increasing attention on investigating the potential of machine learning techniques to simplify the automated diagnosis of AD using neuroimaging. The present study involved a comparison of models for the detection of AD through the utilization of 2D image slices obtained from magnetic resonance imaging brain scans. Five models, namely ResNet, ConvNeXt, CaiT, Swin Transformer, and CVT, were implemented …
Determination Of Some Environmental Factors On Milk Yield Traits And Milk Components In Simmental Cows, Onur Şahi̇n, Mehmet İhsan Soysal, Eser Kemal Gürcan
Determination Of Some Environmental Factors On Milk Yield Traits And Milk Components In Simmental Cows, Onur Şahi̇n, Mehmet İhsan Soysal, Eser Kemal Gürcan
Turkish Journal of Veterinary & Animal Sciences
The aim of the study was to determine the effects of various environmental factors on milk yield and milk components in Simmental cows. In the present study, 33,813 milk yield records from 1631 cows and milk samples from 233 cows were used for milk component analysis. Lactation milk yield (LMY) and 305-day yield (305-DMY) were the milk yield characteristics studied. Environmental factors considered for milk yield characteristics included province, calving year, calving month, parity, age, and lactation length. Milk components analyzed were fat percentage (FP), protein percentage (PP), lactose percentage (LP), somatic cell count (Log10SCC), and dry matter (DM). Environmental …
Investigation Of Molecular Detection Rate And Associated Risk Factors Of Psittacine Beak And Feather Disease Virus In Psittaciformes In Iran, Mojtaba Khosravi, Shoreh Alian Samakkhah, Rahem Khoshbakht
Investigation Of Molecular Detection Rate And Associated Risk Factors Of Psittacine Beak And Feather Disease Virus In Psittaciformes In Iran, Mojtaba Khosravi, Shoreh Alian Samakkhah, Rahem Khoshbakht
Turkish Journal of Veterinary & Animal Sciences
Psittacine beak and feather disease virus (PBFDV) is a significant viral pathogen affecting the development of beak and feather cells, leading to feather abnormalities in avian species. This study aimed to investigate the molecular detection rate of PBFDV among Psittaciformes in Iran and to evaluate the influence of factors such as sex, species, season, and bird origin on PBFDV prevalence. Feather samples were collected from 1335 Psittaciformes, including Agapornis roseicollis, Pyrrhura molinae, Myiopsitta monachus, Aratinga solstitialis, Nymphicus hollandicus, Psittacula krameri, Psittacus erithacus, Poicephalus senegalus, Eos bornea, and Agapornis fischeri, and subjected to polymerase chain reaction (PCR) for PBFDV detection. The …
The Effect Of Housing Environment (Deep Litter With Or Without Access To Different Plant Species Outdoor) On Welfare And Behavior Across Two Strains Of Laying Hens, Brian Tainika, Ahmet Şekeroğlu, Ahmet Akyol, Samet Hasan Abaci, Fatih Mehmet Gür
The Effect Of Housing Environment (Deep Litter With Or Without Access To Different Plant Species Outdoor) On Welfare And Behavior Across Two Strains Of Laying Hens, Brian Tainika, Ahmet Şekeroğlu, Ahmet Akyol, Samet Hasan Abaci, Fatih Mehmet Gür
Turkish Journal of Veterinary & Animal Sciences
The impact of housing environment and strain on welfare and behavior of laying hens was the focus of this study. Lohmann LSL Classic (W) and Lohmann Sandy (S) were assessed under deep litter without outdoor access (DL), deep litter with access to outdoor pens covered with either Mentha piperita (MP), Petroselinum crispum (PC) or Medicago sativa (MS). Duration of tonic immobility, feather condition, footpad dermatitis, and temperatures (comb, breast region, footpad surface, and rectal) were determined at 31, 42, and 52 weeks of age. Hen`s behaviors were observed at 32, 42, and 52 weeks of age. Blood parameters were assessed …
Determination Of Heating Load Requirement Of Greenhouses In Türkiye By Dynamic Modeling Of Micro-Climate Conditions, Sinan Dölek, Gökhan Arslan
Determination Of Heating Load Requirement Of Greenhouses In Türkiye By Dynamic Modeling Of Micro-Climate Conditions, Sinan Dölek, Gökhan Arslan
Turkish Journal of Agriculture and Forestry
A dynamic model is developed to compute the greenhouse’s heating load and microclimatic conditions (temperature, humidity). An analysis is carried out for the provinces of Türkiye (Adana, Mersin, Antalya, Muğla), where greenhouse cultivation is essential and widespread. The annual heating load of the greenhouse is determined as 95.52 kWh/m2, 92.58 kWh/m2, 74.79 kWh/m2, and 189.04 kWh/m2 for Adana, Mersin, Antalya, and Muğla, respectively. Maximum daily heating loads are computed as 1.87 kWh/m2, 2.06 kWh/m2, 1.4 kWh/m2, and 2.91 kWh/m2 for Adana, Mersin, Antalya, and Muğla. According to the results of the design day, condensation in the greenhouse is observed in …
Zinc And Manganese Effect Seed Quality And Germination In Common Bean (Phaseolus Vulgaris L.), Mehrdad Yarnia, Masoud Soltani̇ Bouljak, Parisa Bolouri, İnci̇ Tolay
Zinc And Manganese Effect Seed Quality And Germination In Common Bean (Phaseolus Vulgaris L.), Mehrdad Yarnia, Masoud Soltani̇ Bouljak, Parisa Bolouri, İnci̇ Tolay
Turkish Journal of Agriculture and Forestry
Zinc (Zn) and manganese (Mn) are important micronutrients in plant growth and development. In this study, the effect of Zn and Mn sulfate treatments at different growth stages of mother plants in common bean on seed production and germination potential was carried out. Results showed that zinc sulfate (ZnSo4) treatments significantly affected yield and pod number per plant compared to manganese sulfate tetrahydrate (MnSO4) treatments. Treatment in any form or at any stage of growth increased yield and its components in common bean. The highest efficiency of ZnSO4 was obtained in the pod production stage; MnSO4 enjoyed greater efficiency in …
Classification Of Hybrid Chestnut Cultivars (Castanea Sativa) Registered In Türkiye With Artificial Neural Networks, Based On Some Physical Properties Of Their Nuts, Taner Yildiz
Turkish Journal of Agriculture and Forestry
Understanding how the classification and identification of biological species can evaluate improvements in newly developed cultivars, including chestnuts (Castanea sativa), is crucial for product processing and equipment design. To evaluate this, in the present study artificial neural networks (ANNs) were used to characterize four hybrid chestnut cultivars (Macit 55, Akyüz, and Ali Nihat registered in Türkiye and Bouche de Betizac registered in France). A backpropagation neural networks algorithm was used in the ANN approach based on nine physical properties. These properties included shelled nut weight and volume, sphericity, geometric mean diameter, bulk density, surface area, true density, porosity, and length, …
Different Irrigation Rates Effect On The Yield And Quality Of Greenhouse Cultivated Platycodon Grandiflorum Crops Considering Transpiration, Jia Liu, Xuecan Li, Yuanyuan Sui, Haiye Yu
Different Irrigation Rates Effect On The Yield And Quality Of Greenhouse Cultivated Platycodon Grandiflorum Crops Considering Transpiration, Jia Liu, Xuecan Li, Yuanyuan Sui, Haiye Yu
Turkish Journal of Agriculture and Forestry
Abstract: The consumption of agricultural water resources is enormous, and in the face of water scarcity, optimizing the utilization rate of water resources is urgent. As a common medicinal plant, the planting area of platycodon grandiflorus crops has increased. Therefore, in order to maximize the yield and quality of platycodon crops, different irrigation treatment methods are developed based on their evaporation capacity, and the impact of different irrigation amounts on platycodon crops is explored. Different irrigation amounts affect multiple indicators of the platycodon plant. The experimental results indicated that for the daily transpiration of the platycodon plant, 120% irrigation was …
The Flow Field Simulation And Suction Structure Optimal Design Of The Dual-Airway Pneumatic Fallen Jujube Fruit Pickup Device, Huizhe Ding, Jingbin Li, Huting Wang, Jing Nie, Longpeng Ding, Abdullah Kirmizibi̇ber
The Flow Field Simulation And Suction Structure Optimal Design Of The Dual-Airway Pneumatic Fallen Jujube Fruit Pickup Device, Huizhe Ding, Jingbin Li, Huting Wang, Jing Nie, Longpeng Ding, Abdullah Kirmizibi̇ber
Turkish Journal of Agriculture and Forestry
In order to explore the characteristics of the flow field in the cavity of the dual-airway pneumatic fallen jujube fruit pickup device key components under the action of negative pressure air flow and optimize the structural parameters of the device, a numerical simulation model of the flow field in the body of the dual-airway pickup mouth of the key components of the dual-airway pickup device was constructed based on computational fluid dynamics. First of all, the influence of the center partition on the flow field in the pickup suction mouth was analyzed. Secondly, taking the velocity unevenness coefficient as the …
Forecast Model Of Agricultural Circular Economy Development Trend Based On Gp Algorithm, Yue Yin, Weidong Ning
Forecast Model Of Agricultural Circular Economy Development Trend Based On Gp Algorithm, Yue Yin, Weidong Ning
Turkish Journal of Agriculture and Forestry
In order to comprehensively and objectively analyze the development level of agricultural circular economy and accurately predict the development trend of agricultural circular economy, a prediction model for the growth trend of agricultural circular economy based on GP algorithm was studied. On this basis, an evaluation system for the development of agricultural circular economy has been established from the perspectives of economic and social development, resource reduction and investment, resource recycling, resource environment and security, and population system. The kernel principal component analysis method was used to reduce the dimensionality of the indicator system for the development of agricultural circular …
Influence Of Storage Technology And 1-Methylcyclopropene On Postharvest Behaviorof ‘Ankara’ Pear, Özge Horzum, Nurdan Tuna Güneş
Influence Of Storage Technology And 1-Methylcyclopropene On Postharvest Behaviorof ‘Ankara’ Pear, Özge Horzum, Nurdan Tuna Güneş
Turkish Journal of Agriculture and Forestry
This study was carried out in order to gain a better understanding of the effects of 1-methylcyclopropene (1-MCP) and controlled atmosphere (CA) storage on the quality of ‘Ankara’ pears after 210 days of cold storage at 0 °C plus 14 days of shelf life at 20 °C. Fruits were harvested at commercial harvest time (flesh firmness of 75–80 N, soluble solids content of 14%–16%) and stored in regular air (RA) or CA storage (3% O2 + 1.5% CO2) after treatment with or without 1-MCP (300 nL L–1). Ripening was delayed by 1-MCP treatment and CA storage as evidenced by lower …
The Effect Of Arbuscular Mycorrhizal Fungi On The Growth Of Cyclocarya Paliurus Cutting Seedlings, Wanxia Yang, Jiaqi Zhuang, Yuan Tian, Shiying Wan, Siyu Ding, Mei Zhang
The Effect Of Arbuscular Mycorrhizal Fungi On The Growth Of Cyclocarya Paliurus Cutting Seedlings, Wanxia Yang, Jiaqi Zhuang, Yuan Tian, Shiying Wan, Siyu Ding, Mei Zhang
Turkish Journal of Agriculture and Forestry
To increase the yield of secondary metabolites, Arbuscular mycorrhiza fungi were used to improve cyclocarya paliurus. The experiment measured growth indicators, biomass, mineral nutrients, etc. The results showed that after inoculation with mycorrhizal fungi the nitrogen content in the leaves of the experimental group was 27.87 mg/g, K content was 7.48 mg/g, Ca content was 26.63 mg/g, and Mg content was 2.82 mg/g. Compared with the control group (Cg), mycorrhizal fungi can promote the absorption of mineral nutrients by C. paliurus seedlings. A. mycorrhizal fungi had a certain influence on the proportion of root, stem, leaf, and total biomass of …
The Effect Of Organic And Chemical Fertilizers On The Activity Of Soil Enzymes In Soils Of Different Compositions, Elif Yağanoğlu, Adi̇l Aydin
The Effect Of Organic And Chemical Fertilizers On The Activity Of Soil Enzymes In Soils Of Different Compositions, Elif Yağanoğlu, Adi̇l Aydin
Turkish Journal of Agriculture and Forestry
In this study, the effects of chemical (20:20:0 compound) and organic (barnyard) fertilizers applied to different textured soils on several soil enzyme (urease, acid phosphatase, alkaline phosphatase, and dehydrogenase) activities were investigated. The research was conducted under greenhouse conditions with (beans and corn) and without crops. Considering the results of the preexperiment analysis of the soils, a 40-g pot–1 of farmyard manure was placed into the pots in which organic fertilizer would be applied in clay and silty loam soils, and a 50-g pot–1 of farmyard manure was added to sandy loam soil; in addition, a 0.25-g pot–1 of 20:20:0 …
Effect Of Nanoparticles On Sugar Beet Cultured In Vitro And Its Betalain And Betaine Production, Nour Alawad, Ömer Can Ünüvar, Songül Gürel, Meli̇h Okcu, Ekrem Gürel
Effect Of Nanoparticles On Sugar Beet Cultured In Vitro And Its Betalain And Betaine Production, Nour Alawad, Ömer Can Ünüvar, Songül Gürel, Meli̇h Okcu, Ekrem Gürel
Turkish Journal of Agriculture and Forestry
Sugar beet (Beta vulgaris L.) is considered one of the most important crops in terms of economics and food. With the widespread applications of nanoparticles (NPs) in plant science that have received great interest due to their amazing results and promising capabilities, the aim of this research was to investigate the effect of TiO2 and ZnO NPs on sugar beet plants cultured in vitro in several respects: seed germination, morphology, chlorophyll a and b contents, carotenoids, and the most important sugar beet metabolites, betaine and betalains. To investigate the effects, four different concentrations of NPs (0, 5, 15, and 25 …
Bioassay-Guided Purification And Identification Of Antimicrobial Compound From Corn Silk Extract And Postharvest Application Against Fusarium Verticillioides On Cherry Tomato, Ummara Khan, Rita-Cindy Aye-Ayire Sedjoah, Yuting Shao, Dyaaaldin Abdalmegeed, Zichao Wu, Zhihong Xin
Bioassay-Guided Purification And Identification Of Antimicrobial Compound From Corn Silk Extract And Postharvest Application Against Fusarium Verticillioides On Cherry Tomato, Ummara Khan, Rita-Cindy Aye-Ayire Sedjoah, Yuting Shao, Dyaaaldin Abdalmegeed, Zichao Wu, Zhihong Xin
Turkish Journal of Agriculture and Forestry
Corn silk (Stigma maydis), the silky hairs on top of maize, is commonly discarded as waste. Despite its traditional medicinal use in countries like China, the United States, France, and Turkey, its phytochemical and pharmacological attributes have received limited study. In this study, the agar well diffusion method was used to evaluate the antimicrobial activity of free and bound crude extracts from cornsilk obtained using different solvents. Compared to the free crude extract, the bound crude extract exhibited greater efficacy against the tested microorganisms. Consequently, sequential fractionation was performed on the bound crude extract, and it was found that the …
A New Species From Türkiye, Centaurea Turhanii (Cardueae, Asteraceae), Tuna Uysal, Meryem Bozkurt, Ergi̇n Hamzaoğlu
A New Species From Türkiye, Centaurea Turhanii (Cardueae, Asteraceae), Tuna Uysal, Meryem Bozkurt, Ergi̇n Hamzaoğlu
Turkish Journal of Botany
In this article, a new cornflower, Centaurea turhanii Uysal & Hamzaoğlu (Asteraceae) from Türkiye was described and reported. Morphological, karyological, and molecular analyses were used to reveal the taxonomic status of the new species with the species thought to be related to taxa. A modified determination key was submitted and its ecology and phenology were given.
A Phylogenetic Analysis And Delimitation Of Turanecio (Asteraceae: Senecioneae), Meryem Bozkurt, Tuna Uysal, Ergi̇n Hamzaoğlu
A Phylogenetic Analysis And Delimitation Of Turanecio (Asteraceae: Senecioneae), Meryem Bozkurt, Tuna Uysal, Ergi̇n Hamzaoğlu
Turkish Journal of Botany
Recently, Turanecio Hamzaoğlu was described as a new genus for the scientific world. Turanecio has been distributed as far as Asia, Iran, Caucasus, and Iraq. A phylogenetic analysis based on nrDNA and cpDNA gene regions was performed to determine the position of the genus within the subtribe Adenostylinae. Results from Bayesian and parsimony analyses of the nuclear and chloroplast DNA regions of the subtribe Senecioninae concordantly indicated that it is monophyletic and belongs to the Quadridentate group, with 4-lobed disc flowers. Nuclear DNA data revealed that some of the researched taxa should be transferred to Turanecio and some taxonomical classifications …