نتایج جستجو برای: had a negative effect

تعداد نتایج: 14046253  

Journal: :journal of medicinal plants and by-products 0

a wide range of medicinal plant parts that possess varied medicinal properties are used for extracts as raw drugs. in this study, the ethanolic extract obtained from aerial parts of fennel (foeniculum vulgare mill.) seedlings was evaluated in vitro to examine their antimicrobial activity against four gram-negative and three gram-positive bacteria and two fungi. aerial parts of one-month-old see...

Journal: :تحقیقات نظام سلامت 0
زهرا موسوی آذرنگ کارشناسی ارشد آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد، ایران سلیمان خیری دانشیار آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد، ایران (نویسنده مسؤول) مرتضی سدهی استادیار آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی شهرکرد، شهرکرد، ایران

background : to prepare safe and adequate blood supply to meet patients’ needs and ensure a sufficient number of regular blood donors, knowledge about factors encouraging people to donate blood regularly is essential. considering its importance, we aimed to identifying the effective factors of the return to blood donation in based on zero-inflated count regression models using bayesian approach...

A wide range of medicinal plant parts that possess varied medicinal properties are used for extracts as raw drugs. In this study, the ethanolic extract obtained from aerial parts of fennel (Foeniculum vulgare Mill.) seedlings was evaluated in vitro to examine their antimicrobial activity against four Gram-negative and three Gram-positive bacteria and two fungi. Aerial parts of one-month-old see...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم بهزیستی و توانبخشی - دانشکده توانبخشی 1393

abstract objectives gradual increase length and complexity of utterance (gilcu) therapy method is a form of operant conditioning. this type of treatment is very precise and controlled that is done in 54 steps in 3 speech situations consisted of monologue, reading and conversation. this study aimed to examine the effects of gilcu treatment method on reduction of speech dysfluency of school-age...

Journal: :اقتصاد و توسعه کشاورزی 0
ظریف ظریف سالارپور سالارپور کرباسی کرباسی

abstract this study uses gravity model to examine the most important determinants of was agricultural trade. to this aim, import and export statistics of iran agricultural products for the period 1380 to 1387 was provided from iran customs organization and other information was obtained from different internet bases. random effects estimating and hausman test ratio result in fixed effects model...

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

abstract this study aimed at investigating the effect of bilingual teaching of cognate words (persian-english) on iranian upper intermediate efl learners’ knowledge of lexical development. for this purpose,100 subjects participated in this study out of which 40 learners were selected for this study and they were assigned into two groups, control and experimental. cross-language cognates (wor...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1392

in this study, the relationship between teachers’ creative and critical thinking skills and their reflectivity in teaching was investigated. to this end, three questions were raised. these questions were intended to determine whether there was a significant relationship between teachers’ creative thinking skills and their reflectivity in teaching; whether there was a significant relationship be...

Dear editor, the fecal occult blood test is the presently widely used screening laboratory test for colorectal cancer. At present, the test is usually based on an immunological diagnostic principle (1, 2). A false positive fecal occult blood is common and widely mentioned in literature. Nevertheless, the false negative is little mentioned in the paper. Here, the authors discuss the issue of the...

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