Yazar "0000-0002-1865-1093" için Ula Ali Koçman Meslek Yüksekokulu listeleme
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Anti-Quorum Sensing and Antioxidant Activity of Essential Oils Extracted From Juniperus Species, Growing Spontaneously in Tebessa Region (East of Algeria)
Boudiba, Sameh; Tamfu, Alfred Ngenge; Berka, Baya; Ceylan, Özgür (SAGE Publications Inc., 2021)The chemical composition of essential oils (EOs) extracted from the aerial parts of 2 species of Juniperus was determined by Gas Chromatography-Mass Spectrometry (GC-MS). In total, 65 and 58 compounds accounting for 90.3% ... -
Antibiofilm and Anti-Quorum Sensing Potential of Cycloartane-Type Triterpene Acids from Cameroonian Grassland Propolis: Phenolic Profile and Antioxidant Activity of Crude Extract
Tamfu, Alfred Ngenge; Ceylan, Özgür; Cârâc, Geta; Talla, Emmanuel; Dinica, Rodica Mihaela (MDPI, 2022)Propolis is very popular for its beneficial health properties, such as antimicrobial activity and antioxidant effects. It is one of the most long-serving traditional medicines to mankind due to its interesting chemical ... -
Antibiofilm, Antioxidant, Antimutagenic Activities and Phenolic Compounds of Allium orientale BOISS.
Ceylan, Özgür; Alıç, Halime (Inst Tecnologia Parana, 2015)This is the first study to investigate the antibiofilm, antioxidant and antimutagenic activities and phenolic compounds of Allium orientale. Antimicrobial activity of ethanolic extracts of A. orientale was determined by a ... -
Antioxidant and Anti-quorum Sensing Potential of Acer monspessulanum subsp monspessulanum Extracts
Ceylan, Özgür; Şahin, Mehtap Dönmez; Akdamar, Gültekin (Georg Thieme Verlag Kg, 2016)In this study, anti-quorum sensing, and antioxidant activities, and chemical composition of Acer monspessulanum subsp. monspessulanum extracts were evaluated. Determination of the antioxidant activity was revealed by DPPH ... -
Determination of antimicrobial and anti-quorum sensing activities of water and ethanol extracts of propolis
Sorucu, Ali; Ceylan, Özgür (Chartered Inst. of Building Services Engineers, 2021)Quorum Sensing is a special system between bacteria to communicate with the signal molecules. Propolis is a resin collected from plants by honey bees. The present study examined anti-quorum sensing and antimicrobial ... -
Disruption of Biofilm Formation and Quorum Sensing in Pathogenic Bacteria by Compounds from Zanthoxylum Gilletti (De Wild) PG Waterman
kome, Hermia Nalova; Tamfu, Alfred Ngenge; Abdou, Jean Pierre; Fouotsa, Hugues; Nangmo, Pamela Kemda; Özgür, Ceylan (SPRINGER, 2023)Microbial resistance is facilitated by biofilm formation and quorum-sensing mediated processes. In this work, the stem bark (ZM) and fruit extracts (ZMFT) of Zanthoxylum gilletii were subjected to column chromatography and ... -
The effect of different feeding strategies on honey bee gut microbiota and the presence of Nosema
Topal, E.; Ceylan, Özgür; Tunca, R. İ.; Bay, V.; Aldemir, S.; İnci, H. (South African Journal for Animal Sciences, 2022)Colony development in honey bees depends on both the environmental conditions and their genetic structure. Nutrition is the one of the most important factors in the honey bee’s health. This study was carried out in 48 ... -
Evaluation of anti-quorum sensing and antibiofilm effects of secondary metabolites from Gambeya lacourtiana (De Wild) Aubr. & Pellegr against selected pathogens
Talla, Rostan Mangoua; Tamfu, Alfred Ngenge; Wakeu, Brussine Nadège Kweka; Ceylan, Özgür (BMC, 2023)Background: Microbial infections cause serious health problems especially with the rising antibiotic resistance which accounts for about 700,000 human deaths annually. Antibiotics which target bacterial death encounter ... -
HPLC-DAD Phenolic Composition, Antioxidant, Anticholinesterase, Antidiabetic and Anti-quorum Sensing Properties of Bitter Kola (Garcinia kola) and Kolanut (Cola acuminata)
Boudiba, Sameh; Küçükaudın, Selçuk; Tamfu, Alfred Ngenge; Blaise, Kom; Munvera, Aristide Mfifen; Ceylan, Özgür (WOLTERS KLUWER MEDKNOW PUBLICATIONS, 2023)Background: Eating Cola acuminata and Garcinia cola nuts in African societies symbolizes in socio-cultural hospitality. They stimulate the nervous system, reduce fatigue and sleep. Objectives:To determine the phenolic ... -
A novel turn-on fluorometric "reporter-spacer-receptor" chemosensor based on calix[4]arene scaffold for detection of cyanate anion
Bozkurt, Selahattin; Halay, Erkan; Durmaz, Mustafa; Topkafa, Mustafa; Ceylan, Özgür (Wiley, 2021)Herein, a novel calix[4]arene compound, which was modified by the 2-(2-aminophenyl)benzothiazole fragment with cyanate recognition function was designed based on the reporter-spacer-receptor sensing system. The construction ... -
Phenolic Composition, Anti-Biofilm, Anti-Quorum Sensing, Antioxidant and Enzyme Inhibitory Activities of Pteleopsis Suberosa (Combretaceae) Leaves
Ceylan, Özgür; Tamfu, AlfredNgenge; Küçükaydın, Selçuk; Koudoro, Alain Yaya (JADOUN SCIENCE PUBLISHING GROUP, 2023)P. suberosa is a multipurpose medicinal plant in West and Central Africa. Fourteen phenolic compounds were identified in the P. suberosa leaves extract using HPLC-DAD and gallic acid (175.10 & PLUSMN;0.42 & mu;g/g) was the ... -
Phytochemical Profiling of Allium subhirsutum L. Aqueous Extract with Antioxidant, Antimicrobial, Antibiofilm, and Anti-Quorum Sensing Properties: In Vitro and In Silico Studies
Snoussi, Mejdi; Noumi, Emira; Hajlaoui, Hafed; Bouslama, Lamjed; Hamdi, Assia; Saeed, Mohd; Ceylan, Özgür (MDPI, 2022)The present study was the first to evaluate the phytochemical composition, antioxidant, antimicrobial, antibiofilm, and anti-quorum sensing potential of Allium subhirsutum L. (hairy garlic) aqueous extract through in vitro ... -
A preliminary study of chemical profiles of honey, cerumen, and propolis of the african stingless bee meliponula ferruginea
Popova, Milena Petkova; Gerginova, Dessislava; Trusheva, Boryana S.; Simova, Svetlana D.; Tamfu, Alfred Ngenge; Ceylan, Özgür; Clark, Kerry; Bankova, Vassya Stefanova (MDPI AG, 2021)Recently, the honey and propolis of stingless bees have been attracting growing atten-tion because of their health-promoting properties. However, studies on these products of African Meliponini are still very scarce. In ... -
Synthesis and evaluation of inhibitory potentials of microbial biofilms and quorumsensing by 3-(1,3-dithian-2-ylidene) pentane2,4-dione and ethyl-2-cyano-2-(1,3-dithian-2-ylidene) acetate
Tamfu, Alfred Ngenge; Boukhedena, Wafia; Boudiba, Sameh; Deghboudj, Samir; Ceylan, Özgür (Pensoft Publishers, 2022)The virulence and resistance of pathogenic microorganisms are promoted by quorum-sensing (QS) mediated traits and biofilms. The development of antimicrobial agents which can reduce the incidence of microbial resistance by ... -
Synthesis of benzoyl esters of beta-amyrin and lupeol and evaluation of their antibiofilm and antidiabetic activities
Tamfu, Alfred Ngenge; Munvera, Aristide Mfifen; Botezatu, Andreea Veronica Dediu; Ceylan, Özgür (ELSEVIER, 2022)Diabetes as well as the enhanced microbial multidrug resistance resulting from biofilm formation, constitutes some of the major health problems around the world. Triterpenoids and their derivatives have been shown to have ... -
Synthesis of cross-linked diazaborine-based polymeric microparticles with antiquorum sensing, anti-swarming, antimicrobial, and antibiofilm properties
Tamfu, Alfred Ngenge; Koçak, Gökhan; Ceylan, Özgür; Çıtak, Funda; Bütün, vural; Çiçek, Hüseyin (John Wiley and Sons Inc, 2023)Transmission of infectious diseases and resistance by microorganisms is a global health threat. Antimicrobial polymers are increasingly being developed as biocides with greater applications than traditional antibiotics. ... -
Thymus musilii Velen. Methanolic Extract: In Vitro and In Silico Screening of Its Antimicrobial, Antioxidant, Anti-Quorum Sensing, Antibiofilm, and Anticancer Activities
Noumi, Emira; Ahmad, Iqrar; Bouali, Nouha; Patel, Harun; Özgür, Ceylan (MDPI, 2022)Thymus musilii Velen. is a rare plant species cultivated in the Ha'il region (Saudi Arabia) under greenhouse conditions. In this work, we described, for the first time, the phytochemical composition, antimicrobial, ...