نتایج جستجو برای: isolation methods
تعداد نتایج: 1985879 فیلتر نتایج به سال:
Background: In vitro model studies are becoming increasingly popular for experimental research designs. They include isolation and expansion of cells of a particular tissue, such as the nervous tissue which contributes to understanding the underlying mechanisms in many pathologies. It enables the scrutinization of intracellular signaling pathways responsible for cell death. OBJECTIVES: In the ...
Background: Islet transplantation could be an ideal alternative treatment to insulin therapy for type 1 diabetes Mellitus (T1DM). This clinical and experimental field requires a model that covers problems such as requiring a large number of functional and viable islets, the optimal transplantation site, and the prevention of islet dispersion. Hence, the methods of choice for isolation of functi...
Background and Objective: Due to the growing elderly population and the increasing age-related disabilities, considering age-related social isolation and the role of health is important. The main purpose of this study was to investigate the relationship between social isolation and health in the elderly in Tehran, Iran. Materials and Methods: This cross-sectional, correlational study was condu...
in the area of vocabulary teaching and learning although much research has been done, only some of it has led to effective techniques of vocabulary teaching and many language learners still have problem learning vocabulary. the urge behind this study was to investigate three methods of teaching words. the first one was teaching words in context based on a traditional method of teaching that is,...
conclusions hepatocyte isolation can be performed as the main and initial step for cell transplantation from unused/rejected liver. it is the first experience in iran. results highly quality hepatocytes with high viability and low contamination were isolated. the mean viability was 71.8% ± 21.7. in the first 4 cases microbial contamination by staphylococci, diphtheroid and klebsiella was detect...
Abstract Background and Objective: Salmonellosis is one of the most important food-borne bacterial zoonotic diseases worldwide, and poultry and its products are the major sources for salmonella transmission to human. Isolation of Salmonellaenterica from poultry needs bacteriologic enrichment and selected cultures of fecal samples. In this study, different culture methods for the isolation of s...
Introduction: Certain types of chronic mental stress impair memory. On the other hand, crocin is introduced in the medical literature as an effective component of saffron with remedial effects on memory impairment. This study investigated the effects of crocin on spatial and cognitive memories, locomotor activity, novel recognition conditions and serum corticosterone levels in rats under chroni...
Introduction and objective: Social isolation can lead to depression, decline in life expectancy, and increased death anxiety among older adults. Therefore, the present study was conducted to determine the predictors of social isolation in community-dwelling older adults residing in Qazvin, Iran. Materials and Methods: This descriptive and cross sectional study was conducted on 301 older adults...
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