Başlık için Fen Edebiyat Fakültesi listeleme
Toplam kayıt 1366, listelenen: 280-299
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Defensive manoeuvres of NHX1 and SOS1 co/overexpression in plant salt tolerance
(2020)Excessive accumulation of salts is one of the most important factors affecting the production quality of plants. The difficulty to develop salt stress tolerant crops has prevented the security of the global food system. ... -
Deletion of the hfsB gene increases ethanol production in Thermoanaerobacterium saccharolyticum and several other thermophilic anaerobic bacteria
(Bmc, 2017)Background: With the discovery of interspecies hydrogen transfer in the late 1960s (Bryant et al. in Arch Microbiol 59:20-31, 1967), it was shown that reducing the partial pressure of hydrogen could cause mixed acid ... -
Demographic life history traits in a population of a critically endangered species, Darevskia dryada (Darevsky & Tuniyev, 1997)
(Brill Academic Publishers, 2018)Knowing the age structure of endangered species is important in order to contribute to future conservation studies for such species. in this context, we investigated age structure, age at sexual maturity, potential ... -
Demographic life-history traits in two populations of Cyrtopodion scabrum (Squamata: Gekkonidae)
(Society Brasileria Herpetologia, 2022)In the present study, some demographic life-history parameters (e.g., age structure, age upon attaining sexual maturity, longevity, adult life expectancy, growth, and survival rate) and body size were investigated for the ... -
Demokrat Parti döneminde Türkiye-Sovyetler Birliği ilişkileri: İkinci Dünya Savaşı sonrası dönemin mirası ve soğuk savaş etkisi
(Dokuz Eylül Üniversitesi - Atatürk İlkeleri ve İnkılap Tarihi Enstitüsü, 2021)Türkiye’de çok partili hayata geçilmesinin ardından kurularak 1950-1960 döneminde iktidar gücünü kullanan Demokrat Parti, Türk siyasal hayatının en önemli aktörlerinden biri olmuştur. Soğuk Savaşın hüküm sürdüğü bir ... -
Density functional theory investigation of oxidation intermediates on gold and gold-silver surfaces
(Amer Chemical Soc, 2020)Gold and gold-silver alloys can be active and selective oxidation catalysts. Previous work has suggested that O-2 dissociation occurs at bimetallic step sites on gold-silver alloys, but the site responsible for the rest ... -
Dependency of c-lattice parameter, activation energy and its magnetic power constant on x in Y1-xYbx/2Gdx/2Ba2Cu3O7-y superconductors
(Elsevier, 2008)To investigate the effect of x on c-lattice parameter, the activation energy, and the magnetic power constant of activation energy, the nominal composition of Y1-xYbx/2Gdx/2Ba2Cu3O7-y superconducting samples for x = 0.0, ... -
Deposition and characterization of the Ag nanoparticles on absorbable surgical sutures at the cryogenic temperatures
(Springer Heidelberg, 2023)Surgical sutures are one of the most widely used medical devices for wound closure. In the meantime, the suture surface and area may be exposed to many microorganisms, and surgical site infections may develop in these ... -
Deposition of CdSeTe alloys using CdTe-CdSe mixed powder source material in a close-space sublimation process
(Springer, 2021)CdSexTe1-x films were deposited using a close-space sublimation (CSS) method and CdSe + CdTe mixed powders as the source material. Composition of the source was changed to obtain films with varying x values, and the resulting ... -
Design and comparison of superconducting rf gun cavities and beam dynamics for linear electron accelerators
(Elsevier Science Bv, 2019)Designs and simulations of 1.4, 1.5, 1.6, and 1.8-cell SRF gun cavities are studied at a linear accelerator gun system and they are compared with each other. We obtain high power beam from high energy electron beam produced ... -
Design and microwave-assisted synthesis of a novel Mannich base and conazole derivatives and their biological assessment
(Walter de Gruyter, 2021)4-Amino-5-methyl-2,4-dihydro-3H-1,2,4-triazol-3-one (1) was converted to the corresponding Schiff base (2) by treatment with salicylaldehyde. 1,2,4-Triazoles were then converted to the corresponding Mannich bases containing ... -
Design and simulation of 31/2-cell superconducting gun cavity and beam dynamics studies of the SASE-FEL System at the Institute of Accelerator Technologies at Ankara University
(Elsevier Science Bv, 2015)Design and simulation of a superconducting gun cavity with 31/2 cells have been studied in order to give the first push to the electron beam for the linear accelerating system at the Institute of Accelerator Technologies ... -
Design and synthesis of benzimidazole derivatives as apoptosis-inducing agents by targeting Bcl-2 protein
(Springer, 2022)Bcl-2, an anti-apoptotic protein, is a well-known and appealing cancer therapy target. Novel series of benzimidazole derivatives were synthesized and tested for their activity as Bcl-2 inhibitors on T98G glioblastoma, PC3 ... -
Design and synthesis of new 1,2,4-triazole deriaties containing morpholine moiety as antimicrobial agents
(TÜBİTAK, 2012)2-Morpholine-4ylethyl-3H -1,2,4-triazole-3-ones (2a, 2b) were obtained from the condensation between the corresponding ethoxycarbonylhydrazones and 2-morpholinoethanamine. 2a was conerted to acetohydrazide (4) ia the ... -
Design and synthesis of some azole derivatives as potential antimicrobial agents
(Birkhauser Boston, 2012)Syntheses of 1,2,4-triazol-3-ones, 4a, 4b, and 5 were performed starting from ester ethoxycarbonylhyd-razones (1a, 1b) that were reported earlier. The treatment of triazole derivatives, 4a, 4b, and 5 with several sulfonyl ... -
Design, molecular docking and synthesis of novel 5,6-dichloro-2-methyl-1H-benzimidazole derivatives as potential urease enzyme inhibitors
(Academic Press Inc Elsevier Science, 2019)A novel series of 5,6-dichloro-2-methyl-1H-benzimidazole derivatives was synthesized and then screened for their urease inhibitory activity. All compounds showed more potent inhibitory activity in the range of IC50= 0.0294 ... -
Design, synthesis and antimicrobial activities of some azole derivatives
(2013)Three new 1,3,4-oxadiazole, 1,3-thiazolidine and 1,2,4-triazole derivatives were obtained starting from furan-2-carbohydrazide. Then, 1,2,4-triazole compound was converted to the corresponding Mannich bases using several ... -
Design, synthesis and biological activities of some 7-aminocephalosporanic acid derivatives
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2013)The treatment of 7-ACA with 4-substituted benzensulfonyl chlorides afforded the compounds containing 4-nitro/aminophenyl sulfonylamino moiety in the cephalosporanic acid skeleton (2, 4). the synthesis of the cephalosporanic ... -
Design, synthesis and biological evaluation of water soluble and non-aggregated silicon phthalocyanines, naphthalocyanines against A549, SNU-398, SK-MEL128, DU-145, BT-20 and HFC cell lines as potential anticancer agents
(Elsevier, 2021)Cancer has become an important public problem in worldwide since cancer incidence and mortality are growing rapidly. In this study, water soluble and non-aggregated silicon (IV) phthalocyanines and naphthalocyanines ... -
Design, synthesis and molecular modeling studies on novel moxifloxacin derivatives as potential antibacterial and antituberculosis agents
(Academic Press Inc Elsevier Science, 2019)Twenty-one novel alkyl/acyl/sulfonyl substituted fluoroquinolone derivatives were designed, synthesized and evaluated for their anti-tuberculosis and antibacterial activity. the targeted compounds were synthesized by the ...
