نتایج جستجو برای: double emulsification solvent evaporation technique

تعداد نتایج: 906758  

2008
Vivian Saez José Ramón Hernández Carlos Peniche

Microencapsulation of peptides and proteins has recently become a relevant alternative to develop novel drugdelivery systems. Among techniques designed to microencapsulate substances of different nature, the interfacial polymerization, spray-drying and solvent evaporation techniques are those most widely studied for encapsulation of biomolecules. The solvent double emulsion-evaporation procedur...

Journal: :Nanoscale 2015
Wenlong Gao Mei Liu Limei Liu Hui Zhang Bin Dong Christopher Y Li

Although artificial micromotors have undergone tremendous progress in recent years, their fabrication normally requires complex steps or expensive equipment. In this paper, we report a facile one-step method based on an emulsion solvent evaporation process to fabricate multifunctional micromotors. By simultaneously incorporating various components into an oil-in-water droplet, upon emulsificati...

Journal: :iranian journal of pharmaceutical research 0
niusha nikandish nano drug delivery research center, kermanshah university of medical sciences, kermanshah, iran leila hosseinzadeh department of toxicology and pharmacology, faculty of pharmacy, kermanshah university of medical sciences, kermanshah, iran katayoun derakhshandeh department of pharmaceutics, school of pharmacy, kermanshah university of medical sciences, kermanshah , iran abbas hemmati azandaryani departmant of applied chemistry, faculty of chemistry, razi university, kermanshah, iran

membrane permeability and p-glycoprotein (p-gp) efflux system are regulating factors in the drug brain penetration. recently, some drug delivery systems have been developed to overcome these limitations. in this study, metoclopramid has been encapsulated in plga nanoparticles using the emulsification/solvent evaporation technique for in vitro evaluation of the effect of plga nanoparticles on bb...

Nifedipine is a hypertension drug must be consumed three times a day due to its low oral bioavailability. One way of developing a controlled drug delivery system is making nifedipine microcapsules by using environmentally friendly polymers of polylactic acid and polycaprolactone via the evaporation method using oil-in-water solvents. Polylactic acid and polycaprolactone can be said to be enviro...

2013
M Mehrabi A Javid A Hashemi S Rezaei-Zarchi

BACKGROUND Nanoparticulate drug delivery systems have attracted significant attention in the field of cancer nanotechnology. This study determines the effect of folate-based Fe2O3 nanoparticles. This study aimed to decorate nanoparticles with folate (FA), a molecular ligand for 'active' targeting of cancerous cells and the application of modified-nanoparticles in cancer treatment. MATERIALS A...

بلورچیان, دکتر نوشین, داداش‌زاده, دکترسیمین, نصرالهی نصرآباد, دکتر اعظم,

Abstract Introduction: Preparation of tramadol HCl sustained release delivery system as an analgesic drug could improve its efficacy, reduce side effects and increase patient compliance. Objective: The aim of the present study was to prepare tramadol HCl loaded microspheres and coat them by solvent evaporation (ESE) method, in order to obtain an appropriate sustained release behavior and to p...

Journal: :Food chemistry 2016
Anges Teo Kelvin K T Goh Jingyuan Wen Indrawati Oey Sanghoon Ko Hae-Soo Kwak Sung Je Lee

Oil-in-water nanoemulsions were prepared by emulsification and solvent evaporation using whey protein isolate (WPI), lactoferrin and Tween 20 as emulsifiers. Protein-stabilised nanoemulsions showed a decrease in particle size with increasing protein concentration from 0.25% to 1% (w/w) level with Z-average diameter between 70 and 90 nm. However, larger droplets were produced by Tween 20 (120-45...

2014
Ren Zhu Ye Tian

The aim of this study is to develop a novel RGD and TAT co-modified docetaxel (DTX)-loaded liposome (LP) by the emulsification-solvent evaporation method. The prepared LPs were found to be in the size of 100 nm-110 nm. The transmission electron microscope photomicrographs were smooth, sub-spherical in shape, and aggregated to form small clusters. The DTX cumulative release from TAT and RGD co-m...

Journal: :The Journal of pharmacy and pharmacology 2017
Farzaneh Javan Alireza Vatanara Kayhan Azadmanesh Mohsen Nabi-Meibodi Mehdi Shakouri

OBJECTIVES In this study, ritonavir was entrapped into solid lipid nanoparticles (SLNs) employing two production methods. The prepared SLNs were characterized and antiretroviral activity was investigated for more efficient formulation. METHODS Ritonavir-loaded SLNs were produced by solvent emulsification evaporation (SE) and double emulsion methods (DE), and the effects of Tween80 and poloxam...

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