we have two part in this thesis, at first: the interaction of native calf thymus dna (ct-dna) with two anthraquinones including quinizarin (1,4- dihydroxy anthraquinone) and danthron (1,8- dihydroxy anthraquinone) in a mixture of 0.04 m brittone-robinson buffer and 50% of ethanol were studied at physiological ph by uv-vis absorption, florescence, circular dichroism spectroscopic methods, viscos...

abstract a fundamental study of “historio-graphic metafiction” and “literary genres”, as introduced in “new historical philosophy”, and tracing them in the works of julian barnes having studied the two novels, the porcupine and arthur & george, by julian barnes, the researcher has applied linda hutcheon’s historio-graphic metafictional theories to them. the thesis is divided into five cha...

Background & Aims: Self-concept is one of the most important factors for success in people's lives. If a person knows his abilities and talents and has a positive perception of his abilities and believes that he can achieve something with it, he has talent. This increases efficiency and effectiveness and achieves goals. The value of a person is the most definite factor in the process of mental ...

supervisors play an undeniable role in training teachers, before starting their professional experience by preparing them, at the initial years of their teaching by checking their work within the proper framework, and later on during their teaching by assessing their progress. but surprisingly, exploring their attributes, professional demands, and qualifications has remained a neglected theme i...

مقدمه: عفونت ادراری از بیماری های شایع و مزمن دوره کودکی، به ویژه در دختران زیر 6 سال است. این بیماری مزمن و پیچیده، سبب کاهش کیفیت زندگی مادر می شود. این پژوهش با هدف تعیین تاثیر الگوی توانمند سازی خانواده محور بر کیفیت زندگی مادران دارای دختر زیر6 سال مبتلا به عفونت ادراری انجام شده است. مواد و روش‏ها: مطالعه نیمه تجربی حاضر در سال92-1391، در بیمارستان شهید مطهری ارومیه، با انتخاب 60 مادر د...

this study investigated how group formation method, namely student-selected vs. teacher-assigned, influences the results of the community model of teaching creative writing; i.e., group dynamics and group outcome (the quality of performance). the study adopted an experimental comparison group and microgenetic research design to observe the change process over a relatively short period of time. ...

the importance of writing as a complex skill in applied linguistics has drawn the attention of many researchers to evaluate textbooks in order to help learners gain self-sufficiency and autonomy in the field of language use and communication. investigations have shown that developments in textbooks evaluation can promote the quality of pedagogies and consequently the learning. this study attemp...

Objectives: The goal of the present study was to determine the prediction model of social phobia by investigating a number of its predictors. In this study shyness, behavioral inhibition, attentional bias, interpretation bias, social self-efficacy and attachment were assessed as predictors of social phobia. Method: 438 students of Tehran University participated in this study. All participants c...