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Quantification of 5-hydroxymethylfurfural in honey samples and acidic beverages using spectrophotometry coupled with ultrasonic-assisted cloud point extraction
(2015)
The simple, cost-effective and fast preconcentration method using ultrasonic-assisted cloud point extraction (UA-CPE) has been developed for determination of 5-hydroxymethylfurfural (5-HMF) by means of spectrophotometry. ...
The interference of piperidinopropionaphthone hydrochloride in mammalian type I and type II DNA topoisomerase reactions [Piperidinopropiyonafton hidroklorür bileşiğinin tip I ve tip II memeli DNA topoizomeraz enzimleri üzerindeki etkisi]
(2015)
Majority of anti-cancer drugs were shown to exert their activities by interfering with DNA topoisomerase reactions. Since the identification of Camptothecin as the topoisomerase I targeting compound, these enzymes are ...
A practical study of the concept of organizational justice and organizational citizenship behavior
(2015)
Justice is a sociological and legal value necessary for the whole society and individuals. Each individual of the society should have equal rights and benefits from the process of justice. There cannot be any sociological ...
A Novel Preconcentration Procedure Using Neutral Red as Ion-Pairing Reagent for Determination of Inorganic Dissolved Arsenic Species in Different Water and Beverages by Spectrophotometry
(2015)
In the current study, a new cloud point extraction (CPE) procedure was developed for the separation and preconcentration of inorganic soluble As species, As(III), As(V), and total As in water and beverage samples. Selective ...
The effects of problem solving applications on the development of science process skills, logical thinking skills and perception on problem solving ability in the science laboratory
(2015)
This study was conducted with 98 prospective science teachers, who were composed of 50 prospective teachers that had participated in problem-solving applications and 48 prospective teachers who were taught within a more ...
Potentially toxic elements of volcanic ash soils in the Cappadocia region of central Turkey
(2015)
We determined the variability and content of potentially toxic elements (PTEs) in soils formed on volcanic parent materials erupted from Erciyes stratovolcano in the middle Anatolian region of Turkey. The PTE content of ...
Association of Clinical and Genetic Features in Familial Mediterranean Fever Among Children from Central Anatolia, Turkey
(2015)
The aim of the present study was to perform a genotype/phenotype and gender correlation in children in addition to investigate distribution and frequency of the Mediterranean fever gene mutations. Records of 700 children ...
An applied study on the comparision of the correlation between sociocultural activities and education
(2015)
Individual and social activities are of utmost importance in terms of education. Cultural activities, which can also be considered as sociological activities, contribute to the development of the individuals and the ...
Shaping ability of reciprocating single-file and full-sequence rotary instrumentation systems in simulated curved canals
(2015)
Objective: The purpose of this study was to evaluate the shaping ability of three nickel-titanium systems in simulated curved canals. Materials and Methods: Sixty simulated canals were prepared to apical size 25 with ...
A comparison of standard and retrospective pre-post testıng for measuring the changes in science teaching efficacy beliefs
(2015)
Thirty-nine American and 78 Turkish preservice elementary teachers’ personal science teaching efficacy (PSTE) beliefs were investigated during science methods courses with standard and retrospective pre-post testing methods. ...