نتایج جستجو برای: nano micelle

تعداد نتایج: 54312  

2016
P. Turq M. Drifford M. Hayoun A. Perera J. Tabony

Journal: :Journal of the American Chemical Society 2008
Maria Sammalkorpi Mikko Karttunen Mikko Haataja

We report on the first detailed atomic-scale studies of micelle fission in micellar systems consisting of anionic sodium dodecyl sulfate with explicit solvent. We demonstrate a new micelle fission pathway for ionic surfactants and show how micelle fission can be induced by varying the ionic concentration. We argue that this fission pathway proceeds through an initial Rayleigh instability driven...

Journal: :Biomaterials 2021

The crucial balance of stability in blood-circulation and tumor-specific delivery has been suggested as one the challenges for effective bench-to-bedside translation nanomedicines (NMs). Herein, we developed a supramolecularly enabled tumor-extracellular (Tex) pH-triggered NM that can maintain micellar structure with entrapped-drug during systemic circulation progressively release drug tumor by...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده علوم پایه 1393

روش های معمول برای تهیه بنزوتیازول ها شامل تراکم 2-آمینوتیوفنول با کربوکسیلیک اسید ها، آلدهید ها و هم¬چنین ارتواسترها می باشد. در این کار، کاتالیست nano- γ-al2o3/bf3-n به عنوان کاتالیست اسید جامد تهیه شده است. برای تایید ساختار nano- γ-al2o3 و nano- γ-al2o3/bf3-n طیف مادون قرمز و پراش پرتو xگرفته شده است. مشتقهای بنزوتیازول از طریق تراکم آلدهید ها با 2-آمینوتیوفنول با استفاده از nano- γ-al2o...

Journal: :Journal of Nanobiotechnology 2021

Abstract Background Chrysomycin A (CA) has been reported as numerous excellent biological activities, such antineoplastic and antibacterial. Though, poor solubility of CA limited its application in medical field. Due to good amphiphilicity potential anticancer effect disodium glycyrrhizin (Na 2 GA) an excipient, amorphous solid dispersion GA/CA-BM) consisting Na GA was prepared the present stud...

Journal: :the iranian journal of pharmaceutical research 0
amir amani tehran university of medical sciences hosein kamali north khorasan university of medical sciences shayan abbasi department of biology, faculty of science, university of guilan, rasht, iran mohammad ali amini islamic azad university

this work aimed to prepare a nanoemulsion preparation containing budesonide and assess its aerodynamic behavior in comparison with suspension of budesonide. in-vitro aerodynamic performance of the corresponding micellar solution (ie. nanoemulsion preparation without oil) was investigated too. nanoemulsions of almond oil containing budesonide, as a hydrophobic model drug molecule, were prepared ...

2013
T Gorjiara C Baldock

Micelle gel is a radiochromic hydrogel with the potential to be used as a three dimensional (3D) radiation dosimeter. Since an ideal dosimeter should present water equivalent properties, in this study the water equivalence of two formulations of micelle gel has been investigated by calculating electron density, effective atomic number, fractional interaction probabilities, mass attenuation coef...

Journal: :The journal of physical chemistry. B 2008
Xuejin Li Mingge Deng Yuan Liu Haojun Liang

In this paper, the dynamic assembly of toroidal micelle structures of amphiphilic triblock copolymers in dilute solution has been investigated using dissipative particle dynamics simulations. The amphiphilic molecule is represented by a coarse-grained model, which contains hydrophilic and hydrophobic particles. Some microstructures of complex morphology having toroidal micelles have been observ...

Journal: :Soft matter 2015
Qixian Chen Kensuke Osada Matthew Pennisi Satoshi Uchida Theofilus A Tockary Anjaneyulu Dirisala Yanmin Li Kaori M Takeda Satoshi Oniyanagi Keiji Itaka Kazunori Kataoka

A distinct tadpole-shaped nanostructure characterized by a spherical head and an extended shaft was identified in a single plasmid DNA (pDNA)-based polymeric micelle. The tadpole-shaped structure was constructed by adding anionic chondroitin sulfate (CS) to the rod-shaped polyplex micelle containing a single pDNA molecule packaged by the PEG-polycation block copolymer through their electrostati...

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