نتایج جستجو برای: inhibition systems
تعداد نتایج: 1498732 فیلتر نتایج به سال:
Introduction: Studies related to investigating reasons of mental disorders emphasize on role of environmental factors in creation of the disorders. For this reason, in this paper, a research was conducted to investigate the relationship between BIS/BAS systems and emotional regulation difficulties with alexithymia. Methods: 200 undergraduate students of University of Tabriz in majors includi...
abstract
در این پایان نامه، کنترل نرو-فازی در پرنده هدایت پذیر از دور (پهپاد) استفاده شده است ابتدا در روش پیشنهادی اول، کنترل کننده نرو-فازی توسط مجموعه اطلاعات یک کنترل کننده pid به صورت off-line آموزش دیده است و در روش دوم یک کنترل کننده نرو-فازی on-line مبتنی بر شناسایی سیستم توسط شبکه عصبی rbf پیشنهاد شده است. سپس کاربرد این کنترل کننده در پهپاد بررسی شده است و مقایسه ای ما بین کنترل کننده های معمو...
conclusions our findings indicate that umbelliprenin exhibits concentration-dependent inhibitory effects on various cell types; it is potentially toxic against the ht29, ct26, mcf-7, 4t1, a172, and gl26 cell lines, potentially harmful against bmdscs, and non-toxic against pbmcs. therefore, if our results are approved in the future, umbelliprenin can be an appropriate candidate for developing tr...
background & aim: the aim of this study was to assess the antifungal effect of the watercress extract on the growth of fusarium solani, the causal agent of potato dry rot. experimental: this research was done in a completely randomized design with three concentrations and four replicates on potato dextrose agar (pda) culture medium. results: results of this study indicated that all conce...
background and objectives: pseudomonas aeruginosa is an opportunistic pathogen that can produce biofilm. biofilm is a complex, three dimensional structure in which microorganisms are attached to a surface and embedded in a matrix made of extracellular polymers. due to high resistance to antimicrobial agents, biofilms create difficulties in various situations in healthcare. in this study, antibi...
Using a set of heterogeneous competing systems with intra-system cooperation and inter-system unfair competition, we show how the coevolution of the system parameters (degree of cooperation and unfair competition) depends on the external supply of resources. This kind of interaction is found in social, economic, ecological and biochemical systems; as an illustration we consider the competition ...
biomarkers are assigned as early warning systems regarding aquatic organisms exposed to pollutants. among which, however, measurement of esterase enzymes activity specially cholinesterase of fish tissues, is a marker for exposure to organophosphate pesticide and carbamates, and this biomarker has been used widely in broad range of investigations. a number of capoeta capoeta gracilis (:cyprinida...
the application of e-learning systems - as one of the solutions to the issue of anywhere and anytime learning – is increasingly spreading in the area of education. content management - one of the most important parts of any e-learning system- is in the concern of tutors and teachers through which they can obtain means and paths to achieve the goals of the course and learning objectives. e-learn...
development of phytotherapies aimed at angiogenesis inhibition, in combination with classical anti-cancer therapies, is among the most intensively studied approaches for treatment of cancer. epidemiological and animal studies have indicated that consumption of allium species like shallot is associated with a reduced risk of cancer development. as a continuation of our efforts to study and chara...
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