نتایج جستجو برای: pentanoic acid

تعداد نتایج: 747452  

2008
M. Ciganek J. Neca

More than one hundred volatile organic substances were identified by gas chromatography and mass spectrometry (GC/MS) in the indoor and outdoor air, stable and farm road dust and farm soil samples from two pig and cattle farms in the South Moravian Region. Volatile fatty acids (acetic, propanoic, butanoic and pentanoic acids) and their esters dominated along with aldehydes (butanal, pentanal an...

Journal: :The Plant cell 1995
D. Von Wettstein S. Gough C. G. Kannangara

A leaf with 70 million cells houses .v5 x 109 chloroplasts, each containing m600 million molecules of chlorophyll (Simpson and Knoetzel, 1995). These 10’8 chlorophyll molecules, all of which are bound to proteins of the photosynthetic membranes, harvest the sunlight. Approximately 250 to 300 of them transfer the absorbed light energy through neighboring pigments to the “special pair” chlorophyl...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1392

a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...

Journal: :The Journal of pharmacology and experimental therapeutics 2013
Nathan D Pfeifer Arlene S Bridges Brian C Ferslew Rhiannon N Hardwick Kim L R Brouwer

Basolateral efflux clearance (CLBL) contributes significantly to rosuvastatin (RSV) elimination in sandwich-cultured hepatocytes (SCH). The contribution of CLBL to RSV hepatic elimination was determined in single-pass isolated perfused livers (IPLs) from wild-type (WT) and multidrug resistance-associated protein 2 (Mrp2)-deficient (TR(-)) rats in the absence and presence of the P-glycoprotein a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پایه 1388

در سالهای اخیر تلاش زیادی برای سنتز کمپلکس های سوپرامولکول و پلیمرهای کوئوردیناسیونی بر مبنای لیگاندهای آلی چند دندانه شده است. این مواد به دلیل داشتن خواص منحصر به فرد، کاربردهای زیادی در صنعت دارند. سنتز پلیمرهای کوئوردیناسیونی جدید از سرب(ii) در ابعاد بالک(توده) و نانو با استفاده از روش گرادیان دمایی و به روش شاخه جانبی صورت گرفته و با روش طیف سنجی ir و پایداری گرمایی آن ها توسط آنالیزهای وز...

Journal: :Waste Management 2021

A large quantity of leachate is generated during municipal solid waste collection operation and in landfills due to the amount organic high humidity. The content medium chain fatty acids (MCFAs) a low cost feedstock for bio-based chemical fuel production processes. aim this study investigate MCFA potential three ages through elongation process under uncontrolled pH batch test. Moreover, effect ...

Journal: :Molecular pharmacology 2002
Chava Kimchi-Sarfaty John J Gribar Michael M Gottesman

The human MDR1-encoded transporter is a 170-kDa plasma membrane glycoprotein [P-glycoprotein (P-gp)] capable of binding and energy-dependent extrusion of structurally diverse organic compounds and drugs. P-gp seems to play a significant role in uptake, distribution, and excretion of many different drugs. To determine whether common polymorphic forms of P-gp are likely to alter function of P-gp,...

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