نتایج جستجو برای: selected

تعداد نتایج: 376285  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

abstract present research considered to examine and compare shahrray 14 years girls and boys narrative concerning with their responsibilities in this research, statistical society are 14 years girls and boys of shahrry . for performing this research. first, 14 years of 50 boys and 50 girls were selected in accidental method and have filled memati hormaled adolescents responsibility questioner...

Background sperm selection is generally used to describe methods for separation of spermatozoa for in-vitro-assisted reproduction. Few studies reported relation in vivo fertility and semen parameters after selection of fertile spermatozoa; hence, our research attempt to assess different semen parameters after post-thaw (PT) or after selecting sperm sample (SSp), using density gradient separatio...

پایان نامه :موسسه آموزش عالی غیردولتی رودکی تنکابن - دانشکده ادبیات و زبانهای خارجی 1393

abstract the present study was an attempt to investigate the effect of critical thinking on writing ability of 60 iranian intermediate efl learners studying at chenar language institute in khuzestan, iran. to this end, the participants of the study were selected based on their performance in an pet test, a cornell critical thinking test form x and a pre-test of writing. the participants un...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1387

this study was designed to investigate the impacts of teachers self-disclosure on students foreign language classroom anxiety, attitude to english language learning and their achievement scores at the end of the term. there were 48 female learners of intermediate level. they were not randomly selected. there were one experimental group with 21 students and one control group with 27 students.the...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم انسانی 1389

this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...

The study investigated the effects of communal crises on selected crops production among farmers in Langtang North local Government Area of Plateau State, Nigeria. Multi-stage sampling technique was adopted; four local government areas were selected in each of the local government selected, four villages affected by communal crises were selected purposively. In two of the villages selected, 24 ...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2009
Carmen Gal Yongjun Zhang Remus Nutiu

A module was developed for the continuous monitoring of volatile halogen organic pollutants in complex matrices. The module utilized a polymer membrane for extraction and a capillary gas chromatography-mass spectrometry (GC-MS) for detection. The extraction of analytes (CHCl(3), CHCl(2)Br, CHClBr(2) and CHBr(3)) from samples was performed in a flow system mediated by a non-porous flat membrane....

2013
Hisashi Masuyama Seiji Inoue Etsuko Nobumoto Kei Hayata Tomonori Segawa Yuji Hiramatsu

The aim of this retrospective case series report is to evaluate systemic methotrexate therapy in conjunction with uterine artery embolization (UAE) in the conservative management of cervical pregnancy. We examined clinical presentations, treatments, and therapeutic outcomes in fifteen patients with a cervical pregnancy who wished for preservation of fertility, treated at Okayama University Hosp...

Journal: :Journal of lipid research 2011
Ju-Yeon Moon Kwang Joon Kim Myeong Hee Moon Bong Chul Chung Man Ho Choi

Estrogen metabolites play important roles in the development of female-related disorders and homeostasis of the bone. To improve detectability, a validated gas chromatography-mass spectrometry (GC-MS) method was conducted with two-phase extractive ethoxycarbonlyation (EOC) and subsequent pentafluoropropionyl (PFP) derivatization was introduced. The resulting samples were separated through a hig...

Journal: :Investigative ophthalmology & visual science 2013
Xiaojia Eric Wei John Korth Simon H J Brown Todd W Mitchell Roger J W Truscott Stephen J Blanksby Mark D P Willcox Zhenjun Zhao

PURPOSE To establish a simple and rapid analytical method, based on direct insertion/electron ionization-mass spectrometry (DI/EI-MS), for measuring free cholesterol in tears from humans and rabbits. METHODS A stable-isotope dilution protocol employing DI/EI-MS in selected ion monitoring mode was developed and validated. It was used to quantify the free cholesterol content in human and rabbit...

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