نتایج جستجو برای: nano liposomes

تعداد نتایج: 64002  

2010
Ana María Zaske Delia Danila Michael C. Queen Eva Golunski Jodie L. Conyers

Biological processes such as endocytosis/exocytosis, interactions between cells and the dynamic reorganization of the cytosqueleton are between the topics extensively studied using the Atomic Force Microscopy (AFM) technique. The topographical structure of the cell membrane itself is complex, rich in natural corrugations and ridges. These surface characteristics obscure the identification of ex...

2013
Jieqing Ma

The purpose of this study was to optimize the formulation of lactoferrin nano-liposomes using response surface methodology. Response surface methodology based on central composite rotatable design has been successfully used to model and optimize biochemical and biotechnological processes. The mass ratio of phosphatidylcholine and cholesterol (1-8), lactoferrin concentration (2-15 mg/mL), tween8...

2017
Narottam Lamichhane Gajanan K. Dewkar Gobalakrishnan Sundaresan Rebecca N. Mahon Jamal Zweit

Radiolabeled liposomes have been employed as diagnostic tools to monitor in vivo distribution of liposomes in real-time, which helps in optimizing the therapeutic efficacy of the liposomal drug delivery. This work utilizes the platform of [111In]-Liposome as a drug delivery vehicle, encapsulating a novel 18F-labeled carboplatin drug derivative ([18F]-FCP) as a dual-molecular imaging tool as bot...

2012
Jayaganesh V Natarajan Marcus Ang Anastasia Darwitan Sujay Chattopadhyay Tina T Wong Subbu S Venkatraman

PURPOSE To report the development and therapeutic evaluation of a liposomal nanocarrier for sustained release of latanoprost, in the rabbit eye. METHODS We fabricated latanoprost-loaded egg-phosphatidylcholine (EggPC) liposomes using the film hydration technique. The delivery vehicles were nano-sized (Z avg = 109 ± 18 nm), had a narrow poly dispersity index (PDI = 0.19 ± 0.04), and a very hig...

Journal: :Journal of visualized experiments : JoVE 2012
Leslie A Morton Jonel P Saludes Hang Yin

Liposomes are artificially prepared vesicles consisting of natural and synthetic phospholipids that are widely used as a cell membrane mimicking platform to study protein-protein and protein-lipid interactions, monitor drug delivery, and encapsulation. Phospholipids naturally create curved lipid bilayers, distinguishing itself from a micelle. Liposomes are traditionally classified by size and n...

2016
Victor U. Weiss Carlos Urey Andreas Gondikas Monika Golesne Gernot Friedbacher Frank von der Kammer Thilo Hofmann Roland Andersson György Marko-Varga Martina Marchetti-Deschmann Günter Allmaier

Liposomes are biodegradable nanoparticle vesicles consisting of a lipid bilayer encapsulating an aqueous core. Entrapped cargo material is shielded from the extra-vesicular medium and sustained release of encapsulated material can be achieved. However, application of liposomes as nano-carriers demands their characterization concerning size and size distribution, particle-number concentration, o...

2013
Tranum Kaur Roderick Slavcev

With the advent of multifunctional nano delivery systems, simultaneous imaging and therapy aspires to detect and treat tumors at a very early stage with promising out‐ comes. In this context, numerous anti-cancer drug/gene delivery systems have been ex‐ plored with the primary aim to increase the treatment efficacy without compromising safety. Secondary goals include enhancing bioavailability, ...

2018
Jing-Hua Kuai Qing Wang Ai-Jun Zhang Jing-Yu Zhang Zheng-Feng Chen Kang-Kang Wu Xiao-Zhen Hu

AIM To compare the capacity of newly developed epidermal growth factor receptor (EGFR)-targeted immune magnetic liposomes (EILs) vs epithelial cell adhesion molecule (EpCAM) immunomagnetic beads to capture colorectal circulating tumor cells (CTCs). METHODS EILs were prepared using a two-step method, and the magnetic and surface characteristics were confirmed. The efficiency of capturing color...

2017
Shunsuke Katsuki Tetsuya Matoba Jun-ichiro Koga Kaku Nakano Kensuke Egashira

Coronary artery disease, in the development of which inflammation mediated by innate immune cells plays a critical role, is one of the leading causes of death worldwide. The 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors (statins) are a widely used lipid-lowering drug that has lipid-independent vasculoprotective effects, such as improvement of endothelial dysfunction, antioxidant pr...

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