Yayın tarihi için FEF, Biyoloji Bölümü Koleksiyonu listeleme
Toplam kayıt 521, listelenen: 41-60
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Synthesis and antimicrobial activities of some new 1,2,4-triazole derivatives
(MDPI, 2010)Some novel 4,5-disubstituted-2,4-dihydro-3H-1,2,4-triazol-3-one (3, 6, 8, 9) derivatives and or 3-(4-methylphenyl)[1,2,4]triazolo[3,4-b][1,3]benzoxazole (5) were synthesized from the reaction of various ester ethoxycarbo ... -
Inorganic and organic solutes in apoplastic and symplastic spaces contribute to osmotic adjustment during leaf rolling in Ctenanthe setosa
(Polish Academy of Sciences Publishing House, 2010)In Ctenanthe setosa we studied changes in apoplastic and symplastic sugar, proline, ions and organic acids under drought stress causing leaf rolling. Leaf extractions were made at visually judged leaf rolling stages (not ... -
Comparison of DIG-11-dUTP utilization by Geobacillus caldoxylosilyticus TK4, Mycobacterium tuberculosis and Escherichia coli DNA polymerases
(Springer Link, 2010)DNA polymerases are used for many applications and we comparatively investigated DNA synthesis activity of DNA polymerase I enzymes of Geobacilluscaldoxylosilyticus TK4, Escherichia coli and Mycobacterium tuberculosis with ... -
Isolation and characterization of entomopathogenic fungi from hazelnut-growing region of Turkey
(Springer Link, 2010)Although Turkey is the first among all hazelnut-producing countries, yield per unit area of this crop is low in comparison to other countries, mainly because many insect species seriously damage hazelnut trees and their ... -
Scavenging of reactive oxygen species in apoplastic and symplastic areas of rolled leaves in Ctenanthe setosa under drought stress
(Springer Link, 2010)The correspondence among apoplastic and symplastic antioxidant status, stomatal conductance and water potential was investigated during leaf rolling in Ctenanthe setosa (Rosc.) Eichler (Marantaceae) under drought stress. ... -
Phytosociological and ecological structure of Mediterranean enclaves along the stream valleys in inner parts of black sea region
(2010)In this study, phytosociological structure of Mediterranean enclaves which occured along the stream valleys in inner parts of Black sea region was investigated. Pinus brutia var. brutia and Quercus coccifera are the most ... -
Synthesis and antimicrobial activities of some new biheterocyclic compounds containing 1, 2, 4-triazol-3-one and 1, 3, 4-thiadiazole moieties
(TÜBİTAK, 2010)2-(4-Amino-3-(4-chlorophenyl)-5-oxo-4, 5-dihydro-1 H-1, 2, 4-triazol-1-yl)-N'-[(2, 6 dihalogenophenyl)-methylene]acetohydrazides (3a, b) was obtained via the formation of 2-(4-amino-3-(4-chlorophenyl)-5-oxo-4, 5-dihydro-1 ... -
Syntaxonomical analyses of the secondary vegetation of harran plain (Sanliurfa/Turkey) ensuing excessive irrigation by using GIS and remote sensing
(2010)This study has been conducted for the purpose of determining the halophytic and ruderal vegetation located in the study area where secondary salinization occurs due to excessive irrigation and evaporation of the irrigation ... -
Biomonitoring of trace elements with lichens in Samsun City, Turkey
(2010)Lichens have been widely used in biomonitoring studies. In this study, Cd, Cu, Pb and Zn concentrations in some foliose and fruticose lichens which are found in Samsun were investigated and the differences among the species ... -
Identification of Anopheles maculipennis group species using polymerase chain reaction (PCR) in the regions of Birecik, Beyşehir and Cankiri
(2010)Malaria is the most important vector borne disease in the world and is endemic in the southeastern Anatolia region of Turkey. Most important vector species for this disease are found within the Anopheles maculipennis group ... -
Chemical composition and antimicrobial activity of the essential oils of mosses (Tortula muralis Hedw., Homalothecium lutescens (Hedw.) H. Rob., Hypnum cupressiforme Hedw., and Pohlia nutans (Hedw.) Lindb.) from Turkey
(TÜBİTAK, 2010)The essential oils of mosses [Tortula muralis Hedw. (Pottiaceae), Homalothecium lutescens (Hedw.) H. Rob. (Brachytheciaceae), Hypnum cupressiforme Hedw. (Hypnaceae), and Pohlia nutans (Hedw.) Lindb. (Mniaceae)] were ... -
Molecular characterization and virulence of beauveria spp. from the pine processionary moth, thaumetopoea pityocampa (Lepidoptera: Thaumetopoeidae)
(Springer Link, 2010)The pine processionary moth Thaumetopoea pityocampa (Den. & Schiff.) is one of the most harmful pests to pine species in Mediterranean countries including Turkey. Caterpillars of T. pityocampa are not only significantly ... -
Synthesis of some new biheterocyclic triazole derivatives and evaluation of their antimicrobial activity
(TÜBİTAK, 2010)2-{3-(4-Substitutedbenzyl)-4-[2-(1H-indol-3-yl)ethyl]-5-oxo-4, 5-dihydro-1H-1,2,4-triazol-1-yl}-N' -(arylmethylene) acetohydrazides (5a-g), 4-amino-2-{3-(4-substitutedbenzyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1- yl}-N' ... -
Prevalence of integrons and a new dfrA17 variant in Gram-negative bacilli which cause community-acquired infections
(Wiley, 2010)A hundred and eleven Gram-negative bacilli from community-acquired infections were characterized by antimicrobial susceptibility testing, screened for class 1 and 2 integrons, and statistically evaluated for the association ... -
Isolation and virulence of entomopathogenic fungi against the great spruce bark beetle, Dendroctonus micans (Kugelann) (Coleoptera: Scolytidae)
(Taylor & Francis Online, 2010)Twelve fungal strains including Lecanicillium muscarium (Petch.) Zare and Gams, Isaria farinosa (Holmsk.) Fr., Fusarium sp., Beauveria bassiana Sensu Lato and Beauveria sp. were isolated from larvae and adults of D. micans. ... -
Characterization of tetracycline resistance genes in tetracycline-resistant Enterobacteriaceae obtained from a coliform collection
(Springer, 2010)Tetracycline resistance has been used as the key determinant to monitor resistance genes in natural environments such as rivers, lakes or seawater. The aim of this study was evaluate the frequency of tetA, tetB, tetC, tetD ... -
Volatile constituents and antimicrobial activities from flower and fruit of arbutus unedo L.
(2010)Essential oils isolated by hydrodistillation from flower and fruit of Arbutus unedo growing in Turkey were analyzed by GC and GC/MS. Forty-nine compounds, representing around 95% of the total oils were identified. ... -
A morphometric study on Scorzonera L. taxa (Asteraceae) from northeast Anatolia
(2010)Phenetic traits of 39 populations belonging to 19 taxa of Scorzonera L. (Asteraceae) from north Anatolia were analyzed with the use of numerical methods. Principal component analysis (PCA) showed that pubescence and length ... -
Screening of entomopathogenic fungi against the European spruce bark beetle, Dendroctonus micans (Coleoptera: Scolytidae)
(Taylor & Francis, 2010)The European spruce bark beetle, Dendroctonus micans Kugelann (Coleoptera: Scolytidae), is one of the most serious destructive pests of oriental spruce (Picea orientalis L.). In order to find an effective biocontrol agent ... -
Cyclization of some carbothioamide derivatives containing antipyrine and triazole moieties and investigation of their antimicrobial activities
(Elsevier, 2010)Acetohydrazide derivative containing both antipyrine and triazole nuclei (5) was obtained starting from ethyl hydrazinecarboxylate derivative (2) and 4-aminoantipyrine (1) by three steps. The treatment of compound 5 with ...
