نتایج جستجو برای: ethyl heptanoate plga

تعداد نتایج: 38115  

Journal: :Journal of applied physiology 2006
Isidore C Okere Tracy A McElfresh Daniel Z Brunengraber Wenjun Martini Joseph P Sterk Hazel Huang Margaret P Chandler Henri Brunengraber William C Stanley

In the normal heart, there is loss of citric acid cycle (CAC) intermediates that is matched by the entry of intermediates from outside the cycle, a process termed anaplerosis. Previous in vitro studies suggest that supplementation with anaplerotic substrates improves cardiac function during myocardial ischemia and/or reperfusion. The present investigation assessed whether treatment with the ana...

2002
Chrisita Ackermann

The permeability coefficients obtained by means of an infinite dose diffusion cell system with nude mouse skin in vitro were compared to the ether-water partition coefficients of the following compounds: glucose, urea, glycerol, thiourea, alkanols (methanol to octanol), hydrocortisone and hydrocortisone 21-n-alkyl esters (-acetate to -heptanoate). The permeability coefficients ranged from 1.0 x...

Journal: :Acta pharmaceutica 2014
Jakub Vysloužil Petr Doležel Martina Kejdušová Eliška Mašková Josef Mašek Robert Lukáč Vratislav Košťál David Vetchý Kateřina Dvořáčková

The main objective of this study was to evaluate the influence of the formulation and process parameters on PLGA microparticles containing a practically insoluble model drug (ibuprofen) prepared by the o/w solvent evaporation method. Multivariate data analysis was used. The effects of altered stirring speed of a mechanical stirrer (600, 1000 rpm), emulsifier concentrations (PVA concentration 0....

Journal: :European Food Research and Technology 2021

Abstract Torulaspora delbrueckii is an emerging yeast species in the beverage and food industry that suitable for alcoholic fermentation to improve organoleptic quality of wine, beer, mead, other beverages. Modern consumer preference toward new flavors products drives application T. ferment less traditional fruits vegetables. Thus, it has become increasingly relevant define those metabolites pr...

Journal: :Inorganic chemistry 2013
Timothy C Johnstone Stephen J Lippard

In an effort to expand the therapeutic range of platinum anticancer agents, several new approaches to platinum-based therapy, including nanodelivery, are under active investigation. To better understand the effect of ligand lipophilicity on the encapsulation of Pt(IV) prodrugs within polymer nanoparticles, the series of compounds cis,cis,trans-[Pt(NH3)2Cl2L2] was prepared, where L = acetate, pr...

Journal: :American journal of physiology. Heart and circulatory physiology 2015
Masaki Kajimoto Dolena R Ledee Aaron K Olson Nancy G Isern Christine Des Rosiers Michael A Portman

Nutritional energy support during extracorporeal membrane oxygenation (ECMO) should promote successful myocardial adaptation and eventual weaning from the ECMO circuit. Fatty acids (FAs) are a major myocardial energy source, and medium-chain FAs (MCFAs) are easily taken up by cell and mitochondria without membrane transporters. Odd-numbered MCFAs supply carbons to the citric acid cycle (CAC) vi...

Journal: :Journal of visualized experiments : JoVE 2017
Hung R Vuong Kevin M Tyo Jill M Steinbach-Rankins

Electrospun fibers (EFs) have been widely used in a variety of therapeutic applications; however, they have only recently been applied as a technology to prevent and treat sexually transmitted infections (STIs). Moreover, many EF technologies focus on encapsulating the active agent, relative to utilizing the surface to impart biofunctionality. Here we describe a method to fabricate and surface-...

2011
Sylvia Maria Campbell Alquéres Roberta Vieira Branco Denise Maria Guimarães Freire Tito Lívio Moitinho Alves Orlando Bonifácio Martins Rodrigo Volcan Almeida

In this work, the lipase from Pyrococcus furiosus encoded by ORF PF2001 was expressed with a fusion protein (thioredoxin) in Escherichia coli. The purified enzymes with the thioredoxin tag (TRX-PF2001Δ60) and without the thioredoxin tag (PF2001Δ60) were characterized, and various influences of Triton X-100 were determined. The optimal temperature for both enzymes was 80°C. Although the thioredo...

پایان نامه :0 1391

یکی از پلیمر های مورد توجه در زمینه مهندسی بافت پلی لاکتیک گلایکولیک اسید (plga) است. plga دارای خواص مطلوب زیست سازگاری و زیست تخریب پذیری می باشد ولی دارای خواص سطحی مطلوب برای چسبیدن، تکثیر وگسترش سلول ها نمی باشد. به همین دلیل پلیمرهای طبیعی و مواد معدنی طبیعی را به منظور بهبود برهم کنش بین سلول و داربست و همچنین بهبود خواص مکانیکی به داربست اضافه می کنند. در این تحقیق، ابتدا نانوالیافی از ...

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