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Now showing items 1-20 of 5993
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Synthesis of 4-Amino-4,5-dihydro-1H-1,2,4-triazole-5-ones and their Isatin-3-imine Derivatives
(MDPI, ST ALBAN-ANLAGE 66, 2005)Iminoester hidroklorürler 1 sentezlenmiştir. Bu bileşikler daha sonra ester etoksikarbonil hidrazonlar 2'ye dönüştürüldü ve bunlardan sırasıyla yeni bir ikame edilmiş 4-amino-4,5-dihidro-lH-1,2,4-triazol-5-onlar, 3 serisi ... -
Carriage of mobilizable plasmid-mediated ?-lactamase gene in ampicillin-resistant Escherichia coli strains with origin of normal fecal flora
(0-Belirlenecek, 2006)Aim: The aim of this study was to investigate the carriage of ?-lactamase genes in ampicillin-resistant (Ampr) Escherichia coli (E. coli) isolates from human normal fecal flora. Methods: Ten Amp r E. coli strains isolated ... -
Synthesis and properties of triazol-5-one substituted phthalocyanines by microwave irradiation
(0-Belirlenecek, 2006)Triazol-5-one substituted phthalocyanines were prepared quickly by the reaction of 4-nitrophthalonitrile with anhydrous metal salts in DBU (1,8-diazabicyclo[5,4,0]undec-7-ene) and DMAE (dimethylaminoethanol) by microwave ... -
N-H?N and C-H?? interactions in 4-amino-3-methyl-5-(p- tolyl)-4H-1,2,4-triazole and 4-amino-3-methyl-5-phenyl-4H-1,2,4-triazole
(0-Belirlenecek, 2006)The title compounds, C10H12N4, (I), and C9H10N4, (II), have been synthesized and characterized both spectroscopically and structurally. The dihedral angles between the triazole and benzene ring planes are 26.59 (9) and ... -
A research on the sensitivity of European chub to some pesticides
(0-Belirlenecek, 2006)The aim of this study was to investigate the sensitivity of European chub (Leuciscus cephalus, Linnaeus, 1758), a natural freshwater fish species, to a synthetic pyrethroid (deltamethrin), a carbamate insecticide (carbaryl), ... -
Synthesis, crystal structure and spectroscopic studies of a mixed ligand copper (II) complex: trans-bis(succinimidato)-bis(benzylamino)Cu(II)
(Verlag der Zeitschrift fur Naturforschung, 2006)The molecules of the title compound, [Cu(C11H13N 2O2)2], lie across centres of inversion in space group P21/c and are linked by intermolecular N-H?O and C-H?O hydrogen bonds. The central Cu atom has a slightly distorted ... -
A study on recent variations in the population structure of European anchovy (Engraulis encrasicolus L., 1758) in the Southern Black Sea
(2006)Güney Karadeniz’deki hamsi (Engraulis encrasicolus L., 1758) populasyon yapısındaki son değişiklikler üzerine bir çalışma. Bu araştırma Karadeniz’in Güneyindeki Türkiye Sinop sahilinde 2000-2003 yılları arasında hamsi ... -
Distribution of intestinal parasites detected in Camlihemşin healthcare center during the period from July 2005 to January 2007 [Camlihemşin sağlik merkezi'nde Temmuz 2005 - Ocak 2007 yillari arasinda saptanan bağirsak parazitlerinin dağilimi.]
(0-Belirlenecek, 2007)In the present study, 142 persons admitted to the Camlihemşin Healthcare Center between July 2005 and January 2007, carriage of intestinal parasites was investigated in 93 male and 49 female patients. All of the stool ... -
Biotypes and antibiotic resistance patterns of Gardnerella vaginalis strains isolated from healthy women and women with bacterial vaginosis [Sağlikli ve bakteri?yel vaji?nozlu kadinlardan i?zole edi?len Gardnerella vaginalis suşlarinin bi?yoti?plendi? ri?lmesi? ve anti?bi?yoti?k di?renç durumlarinin beli?rlenmesi?]
(0-Belirlenecek, 2007)As Gardnerella vaginalis is accepted as a member of normal vaginal flora, it is one of the dominant species which has been related to bacterial vaginosis (BV). The aim of this study was to determine the isolation rate, ... -
Synthesis of some N-alkoxycarbonyl-N?-benzoyl-benzamidrazones(p- toluamidrazones) and 1,3,5-trisubstituted 1,2,4-triazole derivatives from N-benzoylimidates and their antimicrobial and anticancer screening studies
(0-Belirlenecek, 2007)Some new N-alkoxycarbonyl-N?-benzoyl-benzamidrazones (p-toluamidrazones) 3a-3d, and 1,3,5-trisubstituted 1,2,4-triazole 4a-4h derivatives by starting from N-benzoylbenzimidates or N-benzoyl-p-toluimidates. The structures ... -
Determination of the protonation constants of some 4-(substituted benzylamino)-4,5-dihydro-1H-1,2,4-triazol-5-ones by the potentiometric method in ethanol-water mixtures
(0-Belirlenecek, 2007)To gain more information about the effect of solvent on 4,5-dihydro-1H-1,2,4-triazol-5-ones, the stoichiometric protonation constants of thirteen triazoles in ethanol-water mixtures were determined at an ionic strength of ... -
Characterization and pillaring of a Turkish bentonite (Resadiye)
(0-Belirlenecek, 2007)The shifts of the Si{single bond}O{single bond}Si stretching and the Si{single bond}O{single bond}Al and Si{single bond}O{single bond}Si bending modes, as well as the free silica peak in the IR spectra and the strengthening ... -
Seasonal variation in plant biomass in a salt marsh community in northern Yurkey
(0-Belirlenecek, 2007)Seasonal pattern in above- and belowground live and dead biomass in a salt marsh community was investigated. Multiple peaks were observed in terms of all biomass types. Maximum aboveground live and dead biomass was observed ... -
Genetic diversity of gilthead seabream (sparus aurata) broodstocks as determined by RAPD-PCR
(0-Belirlenecek, 2007)The objective of this study was to determine the genetic diversity in gilthead seabream broodstocks from two hatcheries on the northern Aegean Coast of Turkey by RAPD-PCR. Forty primers were tested for each broodstock. ... -
Cloning, expression, purification and characterization of fructose-1,6-bisphosphate aldolase from Anoxybacillus gonensis G2
(0-Belirlenecek, 2007)The fructose-1,6-bisphosphate aldolase gene from the thermophilic bacterium, Anoxybacillus gonensis G2, was cloned and sequenced. Nucleotide sequence analysis revealed an open reading frame coding for a 30.9 kDa protein ... -
Microwave-assisted synthesis and characterization and theoretical calculations of the first example of free and metallophthalocyanines from salen type Schiff base derivative bearing thiophen and triazole heterocyclic rings
(0-Belirlenecek, 2007)Novel metal-free and metallophthalocyanine complexes of Co, Ni, Cu, and Zn have been synthesized by exposure to microwave irradiation and reflux conditions and the products purified by several techniques. The newly prepared ... -
4-Amino-3,5-diethyl-4H-1,2,4-triazole at 100 K: Chains of edge-fused R 44(10) and R44(20) rings
(0-Belirlenecek, 2007)The title compound, C6H12N4, has four crystallographically independent mol-ecules in the asymmetric unit. Inter-molecular N - H?N hydrogen bonds involving amino groups and triazole N atoms form a three-dimensional framework ... -
Disease of rainbow trout caused by Pseudomonas luteola
(0-Belirlenecek, 2007)Bacteria isolated from rainbow trout, Oncorhynchus mykiss, kept in a farm, in Turkey. During the outbreak, 40% of the rainbow trout (10-40 g) died. Typical clinical signs were exophthalmia, dark pigmentation, hemorrhage ... -
Assesment of trace elements in rainbow trout (Oncorhynchus mykiss) cultured in the marine aquaculture cages on the black sea coast
(0-Belirlenecek, 2007)The concentrations of trace elements were determined in various tissues (internal organs, liver, abdominal and dorsal muscle) of individuals of cultured fishes obtained from two marine cage farms located on the coasts of ... -
Gastric emptying, clearance rate, feeding periodicity and food consumption of the Black Sea jelly fish, Mnemiopsis leidyi (Agassiz)
(0-Belirlenecek, 2007)The feeding physiology of Mnemiopsis leidyi fed on Artemia salina were investigated under laboratory conditions. Multifactorial experimental designs were used to study the factors affecting gastrovascular emptying in M. ...
