نتایج جستجو برای: lipid nanoparticles

تعداد نتایج: 264877  

2015
Pratibha G. Kakadia Barbara R. Conway

Solid lipid nanoparticles (SLNs) have attracted increasing attention during recent years. Due to their unique size dependent properties, lipid nanoparticles offer possibilities to develop new therapeutics. The ability to incorporate drugs into nanoparticles offers a new prototype in drug delivery thus realizing the dual goal of both controlled release and site-specific drug delivery. Drug deliv...

2012
Patrícia Severino Tatiana Andreani Ana Sofia Macedo Joana F. Fangueiro Maria Helena A. Santana Amélia M. Silva Eliana B. Souto

Lipids and lipid nanoparticles are extensively employed as oral-delivery systems for drugs and other active ingredients. These have been exploited for many features in the field of pharmaceutical technology. Lipids usually enhance drug absorption in the gastrointestinal tract (GIT), and when formulated as nanoparticles, these molecules improve mucosal adhesion due to small particle size and inc...

Journal: :Advanced pharmaceutical bulletin 2015
Neda Naseri Hadi Valizadeh Parvin Zakeri-Milani

Lipid nanoparticles (LNPs) have attracted special interest during last few decades. Solid lipid nanoparticles (SLNs) and nanostructured lipid carriers (NLCs) are two major types of Lipid-based nanoparticles. SLNs were developed to overcome the limitations of other colloidal carriers, such as emulsions, liposomes and polymeric nanoparticles because they have advantages like good release profile ...

2014
Poonam Yadav Girish Soni Alok Mahor Shashi Alok Prem Prakash Singh Amita Verma Sam Higginbottom

Solid lipid nanoparticles (SLN) have been reported to be an alternative system to emulsions, liposomes, microparticles and their polymeric counterparts for various application routes since the early 1990s due to their advantages. Solid lipid nanoparticles colloidal drug carrier system gained a lot of popularity among researcher as colloidal drug carriers for incorporating hydrophilic or lipophi...

Journal: :Journal of biomedical optics 2011
Jernej Zupanc Andrej Dobnikar Damjana Drobne Janez Valant Deniz Erdogmus Erhan Bas

Emerging fields such as nanomedicine and nanotoxicology, demand new information on the effects of nanoparticles on biological membranes and lipid vesicles are suitable as an experimental model for bio-nano interaction studies. This paper describes image processing algorithms which stitch video sequences into mosaics and recording the shapes of thousands of lipid vesicles, which were used to ass...

2013
S. G. Padhye Mangal S. Nagarsenker

Solid lipid nanoparticles have been increasingly utilised for improving oral bioavailability of drugs. Simvastatin is biopharmaceutical class 2 drug with poor oral bioavailability of 5%. In the present study, simvastatin solid lipid nanoparticles were successfully prepared by hot melt emulsification process and optimised with respect to surfactant and lipid concentration, and drug loading. The ...

2013
J. Chen W. T. Dai Z. M. He L. Gao X. Huang J. M. Gong H. Y. Xing W. D. Chen

Curcumin has very broad spectrum of biological activities; however, photodegradation, short half-life and low bioavailability have limited its clinical application. Curcumin-loaded solid lipid nanoparticles were studied to overcome these problems. The aim of this study was to optimize the best formulation on curcumin-loaded solid lipid nanoparticles. Emulsion-evaporation and low temperature-sol...

Journal: :Encyclopedia 2022

Solid lipid nanoparticles (SLNs) are produced from physiologically biocompatible lipids. They have been proven to improve solubility, cellular uptake, and stability, reduce enzyme degradation, prolong the circulation time of various drugs. SLNs applied in oral, parenteral, transdermal, intranasal, ocular, pulmonary drug delivery different drugs, with enhanced safety, bioavailability, overall th...

2014
Barbara Drašler Damjana Drobne Sara Novak Janez Valant Sabina Boljte Lado Otrin Michael Rappolt Barbara Sartori Aleš Iglič Veronika Kralj-Iglič Vid Šuštar Darko Makovec Sašo Gyergyek Matej Hočevar Matjaž Godec Jernej Zupanc

BACKGROUND The purpose of this work is to provide experimental evidence on the interactions of suspended nanoparticles with artificial or biological membranes and to assess the possibility of suspended nanoparticles interacting with the lipid component of biological membranes. METHODS 1-Palmitoyl-2-oleoyl-sn-glycero-3-phosphocholine (POPC) lipid vesicles and human red blood cells were incubat...

2016
Akhtar Nadhman Malik Ihsanullah Khan Samina Nazir Momin Khan Gul Shahnaz Abida Raza Dilawar Farhan Shams Masoom Yasinzai

Lipid and protein oxidation are well-known manifestations of free radical activity and oxidative stress. The current study investigated extermination of Leishmania tropica promastigotes induced by lipid and protein oxidation with reactive oxygen species produced by PEGylated metal-based nanoparticles. The synthesized photodynamic therapy-based doped and nondoped zinc oxide nanoparticles were ac...

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