Güncel Gönderiler: Fen Edebiyat Fakültesi
Toplam kayıt 1429, listelenen: 261-280
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The effect of usnea longissima extract on lung cancer cell line (A549)
(2021)Objective: Some lichens are known to demonstrate anticancer activity. However, to the best of our knowledge, no information is available about the activity of Usnea longissima against human lung cancer A549 cells. This ... -
New moss records from Azerbaijan
(Çankırı Karatekin Üniversitesi, 2021)Azerbaycan’ın Khizi bölgesine yapılan briyolojik gezi sonucunda Mnium thomsonii Schimp., Racomitrium microcarpon (Hedw.) Brid, Grimmia longirostris Hook., Plagiothecium succulentum (Wills.) Lindb Tomentypnum nitens (Hedw.) ... -
Transmission of cholera disease with laplacian and triangular parameters
(Iranian Academic Center for Education, Culture and Research, 2022)A mathematical model has been introduced for the transmission dynamics of cholera disease by GQ Sun et al. recently. In this study, we add Laplacian and Triangular random effects to this model and analyze the variation of ... -
Some azo compounds containing black tea processing waste catechins as antioxidant and urease enzyme inhibitory
(TUBİTAK Scientific & Technical Research Council Turkey, 2022)Although a lot of azo compounds containing some natural origin catechins had been synthesized and determined their dyeing properties for various textile products, the azo compounds containing black tea processing waste ... -
Can herbal products be alternative root canal irrigation solutions in primary teeth? An in vitro study
(Elsevier, 2022)Objectives: To evaluate antimicrobial properties and smear layer removal efficiency of various plant extracts and apple cider vinegar (AV). Methods: A total of 112 primary molars roots were randomly divided into two groups ... -
Peripheral or nonperipheral tetra-[4-(9H-carbazol-9-yl)phenoxy] substituted cobalt(II), manganese(III) phthalocyanines: Synthesis, acetylcholinesterase, butyrylcholinesterase, and α-glucosidase inhibitory effects and anticancer activities
(Wiley, 2020)In this work, peripheral or nonperipheral tetra-[4-(9H-carbazol-9-yl)phenoxy] substituted cobalt(II), manganese (III) phthalocyanines were synthesized for the first time. Their acetylcholinesterase from Electrophorus ... -
Synthesis of nonperipherally tetra-[5-(diethylamino)-2-formylphenoxy] substituted metallophthalocyanines and their electrochemistry
(TUBITAK, 2021)3-[5-(diethylamino)-2-formylphenoxy]phthalonitrile (n-TY-CN), metallophthalocyanines n-TY-Co, n-TY-Cu, and n-TY-Mn bearing [5-(diethylamino)-2-formylphenoxy] groups at nonperipheral positions were prepared for the first ... -
Microwave-assisted synthesis of novel mannich base and conazole derivatives containing biologically active pharmacological groups
(Bentham Science Publishers, 2021)Background: The aim of this study was to synthesize new Mannich bases and conazol derivatives with biological activity by the microwave-assisted method. Introduction: 1,2,4-Triazole-3-one (3) acquired from tryptamine was ... -
Novel fumarate derivatives synthesis and investigation of acetylcholinesterase inhibitor properties
(TUBİTAK Scientific & Technical Research Council Turkey, 2021)In this study, new fumarate compounds (I-IV) containing some natural phenols (eugenol, guaiacol, isoeugenol and vanillin) were synthesized and characterized. The single crystal X-ray diffraction technique was used to ... -
In silico inhibition potential of artemisinin derivatives against SARS-CoV-2 main protease
(TUBİTAK Scientific & Technical Research Council Turkey, 2021)The outbreak of COVID-19 caused by the SARS-CoV-2 virus has recently affected millions worldwide. The natural compounds obtained from medicinal plants have been proven to be the source of many treatments throughout history. ... -
Volatile constituents and antimicrobial activity of vinca major l. Subsp. hirsuta (boiss) stearn grown in turkey
(Marmara University, 2021)In this study, volatile compounds (VCs) in the essential oil (EO), SPME and SPME of n-hexane extract of Vinca major subsp. hirsuta (Boiss.) Stearn were analyzed by GC-FID/MS instrument. A total of 32, 38, and 26 compounds ... -
Antibacterial effects of anatolian propolis on paenibacillus larvae
(Bursa Uludag University, 2021)Paenibacillus larvae (P. larvae) is a pathogenic bacterium causing American Foulbrood Disease (AFB) in honeybee larvae. It is necessary to develop alternative strategies for the control of this disease due to the serious ... -
Iron(III) complexes derived from azo-containing salicylaldoxime ligands: Synthesis, structures and biological evaluations
(TUBİTAK Scientific & Technical Research Council Turkey, 2021)Two novel mononuclear Fe(III) complexes derived from azo-containing salicylaldoxime ligands were synthesized and characterized by elemental analyses, spectroscopic data i.e. IR, 1H NMR, UV-Vis, electrospray ionization mass ... -
Variation of response patterns associated with an avirulent plant symbiont directed defense gene expressions in maize exposed to toxic elements
(Istanbul University Press, 2021)Objective: Microbe-assisted plant heavy metal (HM) tolerance is gaining momentum over a conventional breeding or transgenic approach being used to generate tolerant varieties capable of completing their life cycle in the ... -
Α-glucosidase and α-amylase inhibition of some ethanolic propolis samples
(Bursa Uludag University, 2021)Propolis is a natural product, and it is of a great interest due to the possible uses of non-synthetic supplements in improving metabolic disorders. To support this claim, the current study was designed and presented. In ... -
Synthesis, biological evaluation (antioxidant, antimicrobial, enzyme inhibition, and cytotoxic) and molecular docking study of hydroxy methoxy benzoin/benzil analogous
(Academic Press Inc., 2021)In this work, due to the biological activity evaluation, a series of hydroxy methoxy benzoins (1–8), benzils (10–16) and methoxy benzoin/benzil-O-β-D-glucosides (17–28) were synthesized. Antioxidant (FRAP, CUPRAC, DPPH), ... -
Pollen analysis, chemical composition and antibacterial activity of Anatolian chestnut propolis collected from Yıgılca region
(Pleiades journals, 2021)Abstract: The purpose of this study is to examine the antimicrobial and antifungal activity of propolis samples of Yıgılca honey bee against Gram-positive and Gram-negative bacteria and yeast-like fungi. For this purpose ... -
Novel coumarin derivatives containing a triazole moiety: A study on synthesis, cytotoxicity, membrane dysfunction, apoptosis, cell cycle, and antiangiogenic effects
(Bentham Science Publications, 2022)Background: Coumarin is a functional compound with a pronounced wide range of biological activities and has recently been shown to have anticancer effects on various human cancer cells. Cisplatin is widely used in treating ... -
Sucrose-based activated carbon foams as an electrode active material for supercapacitors
(Springer, 2022)Activated carbon foams (ACFs) have been successfully prepared by foaming sucrose with Zn nitrate and further chemical activation with H3PO4. The effect of the foaming agent (Zn) concentration and the activation temperature ... -
Novel peripheral and non-peripheral oxobenzo[d]thiazol substituted cobalt phthalocyanines: Synthesis, electrochemistry, spectroelectrochemistry, electrocatalytic hydrogen production in alkaline medium
(Elsevier, 2022)In this study novel oxobenzo[d]thiazol substituted cobalt phthalocyanine complexes were synthesized and characterized by FT-IR, NMR, UV-vis spectroscopy, and mass spectrometry. The redox properties of peripheral and ...
