نتایج جستجو برای: nanocarrier

تعداد نتایج: 1301  

Journal: :Journal of controlled release : official journal of the Controlled Release Society 2012
Qihang Sun Maciej Radosz Youqing Shen

Cancer drug delivery achieving high therapeutic efficacy and low side effects requires a nanocarrier to tightly retain the drug, efficiently reach the tumor, then quickly enter the tumor cells and release the drug. Furthermore, the nanocarrier intended for clinical applications should use materials safe as pharmaceutical excipients and its formulation (nanomedicine) should have good manufacture...

Journal: :Journal of materials chemistry. B 2015
Bogyu Choi Zhong-Kai Cui Soyon Kim Jiabing Fan Benjamin M Wu Min Lee

RNA interference (RNAi)-based therapy using small interfering RNA (siRNA) exhibits great potential to treat diseases. Although calcium phosphate (CaP)-based systems are attractive options to deliver nucleic acids due to their good biocompatibility and high affinity with nucleic acids, they are limited by uncontrollable particle formation and inconsistent transfection efficiencies. In this study...

2017
Byunghee Yoo Ann-Marie Billig Zdravka Medarova

Traditionally, cancer therapy has relied on surgery, radiation therapy, and chemotherapy. In recent years, these interventions have become increasingly replaced or complemented by more targeted approaches that are informed by a deeper understanding of the underlying biology. Still, the implementation of fully rational patient-specific drug design appears to be years away. Here, we present a vis...

2014
Hong-Min Meng Xiaobing Zhang Yifan Lv Zilong Zhao Nan-Nan Wang Ting Fu Huanhuan Fan Hao Liang Liping Qiu Guizhi Zhu Weihong Tan

Functional nucleic acid (FNA)-based sensing systems have been developed for efficient detection of a wide range of biorelated analytes by employing DNAzymes or aptamers as recognition units. However, their intracellular delivery has always been a concern, mainly in delivery efficiency, kinetics, and the amount of delivered FNAs. Here we report a DNA dendrimer scaffold as an efficient nanocarrie...

2012
Dena Dorniani Mohd Zobir Bin Hussein Aminu Umar Kura Sharida Fakurazi Abdul Halim Shaari Zalinah Ahmad

BACKGROUND AND METHODS Magnetic iron oxide nanoparticles were prepared using a sonochemical method under atmospheric conditions at a Fe²⁺ to Fe³⁺ molar ratio of 1:2. The iron oxide nanoparticles were subsequently coated with chitosan and gallic acid to produce a core-shell structure. RESULTS X-ray diffraction demonstrated that the magnetic nanoparticles were pure Fe₃O₄ with a cubic inverse sp...

2014
Elizabeth G. Kelley Ryan P. Murphy Jonathan E. Seppala Thomas P. Smart Sarah D. Hann Millicent O. Sullivan Thomas H. Epps

The solution self-assembly of macromolecular amphiphiles offers an efficient, bottom-up strategy for producing well-defined nanocarriers, with applications ranging from drug delivery to nanoreactors. Typically, the generation of uniform nanocarrier architectures is controlled by processing methods that rely on cosolvent mixtures. These preparation strategies hinge on the assumption that macromo...

Journal: :Physical chemistry chemical physics : PCCP 2016
Pronab Kundu Saptarshi Ghosh Sinjan Das Nitin Chattopadhyay

In this article, we have addressed to a demanding physicochemical aspect of therapeutic and drug research. We have reported a simple yet prospective technique that can be exploited for the controlled delivery of drugs and/or bioactive small molecules to the most relevant biomolecular target DNA. Exploiting various steady state and time resolved spectroscopic techniques together with the DNA hel...

Journal: :Biomaterials 2009
Akira Makino Shinae Kizaka-Kondoh Ryo Yamahara Isao Hara Tatsuya Kanzaki Eiichi Ozeki Masahiro Hiraoka Shunsaku Kimura

A nanocarrier, lactosome, which is composed of poly(L-lactic acid)-block-poly(sarcosine), as a contrast agent for the liver tumor imaging was examined using the near infrared fluorescence (NIRF) optical imaging technique. Lactosome labeled with indocyanine green (ICG) showed a high escape ability from the reticulo-endothelial system (RES). Lactosome was found to be stable in a blood circulation...

Journal: :Dalton Transactions 2021

This perspective outlines the potential application of carbon nano-onions in nanomaterial-based drug delivery. The discussion covers engineering nanoparticle, modification nanocarrier, and its intracellular applications.

Journal: :journal of paramedical sciences 0
hamideh razavi nanobiotechnology research centre, baqiyatallah university of medical sciences, tehran, iran. sajjad janfaza young researchers & elite club, pharmaceutical sciences branch, islamic azad university, tehran, iran.

ethosomes are a novel and alternative drug delivery systems and currently the focus of many research activities. ethosomes are soft, flexible vesicles that are composed mainly of phospholipids, ethanol and water. ethosomes can provide better skin permeation than liposomes and deliver enhanced amounts of both small and large therapeutic agents through skin and targeting to deeper skin layers for...

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