نتایج جستجو برای: type acid

تعداد نتایج: 1984637  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1393

در طبیعت میکروارگانیسم ها به طور عمده به صورت جمعیت های استقرار یافته بر روی سطوح هستند که بوسیله ماتریکس خارج سلولی احاطه شده اند و بیوفیلم نامیده می شوند. میکروارگانیسم ها در داخل بیوفیلم ها از تحمل بسیار بالایی به ترکیبات ضد میکروبی برخوردار هستند که این ویژگی ریشه کنی آنها را بسیار دشوار می سازد. هدف از این مطالعه بررسی آخرین و مبهم ترین مرحله توسعه بیوفیلم که شامل پراکندگی هماهنگ سلول های ...

2014
David R. Taylor Jamshid Alaghband-Zadeh Gemma F. Cross Sohail Omar Carel W. le Roux Royce P. Vincent

Bile acids are important endocrine signalling molecules, modulating glucose homeostasis through activation of cell surface and nuclear receptors. Bile acid metabolism is altered in type 2 diabetes mellitus; however, whether this is of pathogenic consequence is not fully established. In this study urinary bile acid excretion in individuals with type 2 diabetes and matched healthy volunteers was ...

Journal: :The Biochemical journal 2000
F Bürger P Krieg F Marks G Fürstenberger

A quantitative stereochemical analysis of the products generated by recombinant mouse (12S)-lipoxygenase isoenzymes was performed with arachidonic acid and linoleic acid as substrates. The leucocyte-type (12S)-lipoxygenase generated, in addition to 12-hydroxyeicosatetraenoic acid (12-HETE) as the main product, 15- and 8-HETE from arachidonic acid and 13- and 9-hydroxyoctadecadienoic acid (13- a...

Journal: :journal of ornamental plants 2015
s. s. hosseini k. mashayekhi m. alizadeh p. ebrahimi

many factors may influence the efficiency of somatic embryogenesis. this capability may be differ with regard to media compositions, genotype, tissue, organ ontology and the stage of differentiation. the effects of five salicylic acid concentrations (0, 25, 50, 75 and 100 mm) on different stages of carrot somatic embryogenesis were studied using petiole and root secondary phloem explants as sta...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه دانشهای بنیادی (مرکز تحقیقات فیزیک نظری و - پژوهشکده علوم نانو 1392

among the low–dimensional allotropes of carbon, nanotubes and graphene have attracted very much attention from nano–science and nanotechnology specialists. they have been proposed as building blocks in nanometer device engineering. however, these structures are not defect–free. in this thesis, we focused on defective carbon nanotubes and graphene, and studied the effect of couple of very common...

Journal: :international journal of horticultural science and technology 2015
mohammad akbari noorali sajedi masoud gomarian mohsen akbari

in order to determine aqueous extract effects of cool-season turfgrass mixture clipping on germination and seedling growth of four weed species, laboratory and outdoor pot experiments were done at the experimental laboratory and greenhouse of the doroud parks and landscape organization, located in doroud, lorestan, iran. the first factor was the concentration of sport turfgrass clipping extract...

In order to determine aqueous extract effects of cool-season turfgrass mixture clipping on germination and seedling growth of four weed species, laboratory and outdoor pot experiments were done at the experimental laboratory and greenhouse of the Doroud Parks and Landscape Organization, located in Doroud, Lorestan, Iran. The first factor was the concentration of sport turfgrass clipping extract...

Journal: :research in pharmaceutical sciences 0

in an attempt to develop alternative medicine for the treatment of diabetes and related complications, the antidiabetic potential of the fruits of c rataegus pinnatifida was evaluated. the antidiabetic potential of the methanol (meoh) extract as well as different solvent soluble fractions of the fruits of c . pinnatifida was evaluated via α-glucosidase, protein tyrosine phosphatase 1b (ptp1b), ...

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