نتایج جستجو برای: mpeg b pcl

تعداد نتایج: 910360  

2013
Tiejun Zhao Hezhong Chen Yuchao Dong Jiajun Zhang Haidong Huang Ji Zhu Wei Zhang

In order to improve the therapeutic efficacy and minimize the side effects of lung cancer chemotherapy, the formulation of paclitaxel-loaded poly(glycolide-co-ε-caprolactone)-b-D-α-tocopheryl polyethylene glycol 2000 succinate nanoparticles (PTX-loaded [PGA-co-PCL]-b-TPGS2k NPs) was prepared. The novel amphiphilic copolymer (PGA-co-PCL)-b-TPGS2k was synthesized by ring-opening polymerization an...

2012
Bo Qiu Minghui Ji Xiaosong Song Yongqiang Zhu Zhongyuan Wang Xudong Zhang Shu Wu Hongbo Chen Lin Mei Yi Zheng

Cervical cancer remains a major problem in women's health worldwide. In this research, a novel biodegradable d-α-tocopheryl polyethylene glycol 1000 succinate-b-poly(ε-caprolactone-ran-glycolide) (TPGS-b-(PCL-ran-PGA)) nanoparticle (NP) was developed as a co-delivery system of docetaxel and endostatin for the synergistic treatment of cervical cancer. Docetaxel-loaded TPGS-b-(PCL-ran-PGA) NPs we...

2017
Yingfeng Tu Fei Peng Alain A M André Yongjun Men Mangala Srinivas Daniela A Wilson

We report the self-assembly of a biodegradable platinum nanoparticle-loaded stomatocyte nanomotor containing both PEG-b-PCL and PEG-b-PS as a potential candidate for anticancer drug delivery. Well-defined stomatocyte structures could be formed even after incorporation of 50% PEG-b-PCL polymer. Demixing of the two polymers was expected at high percentage of semicrystalline poly(ε-caprolactone) (...

2014
Hyunah Cho Clifford S. Cho Guilherme L. Indig Afsaneh Lavasanifar Mohammad Reza Vakili Glen S. Kwon

In a two-step strategy, an intraperitoneal (IP) injection of poly(ethylene glycol)-block-poly(ε-caprolactone) (PEG-b-PCL) micelles containing paclitaxel (PTX), cyclopamine (CYP), and gossypol (GSP) at 30, 30, and 30 mg/kg, respectively, debulked tumor tissues by 1.3-fold, based on loss of bioluminescence with <10% body weight change, and induced apoptosis in peritoneal tumors when used as neoad...

In this research, keratin (Kr)/ poly caprolactone (PCL)/ hydroxyapatite (HA) scaffold was made by electrospinning method. Then, the effect of HA nanoparticles on properties of scaffold B (Kr 33%, PCL 50% and HA 17%) and scaffold A (Kr 40% and PCL 60%) were studied. The surface morphology, functional groups on the surface of samples, porosity, and specific surface area were evaluated by Scanning...

Journal: :Biomaterials 2012
Peifeng Liu Hui Yu Ying Sun Mingjie Zhu Yourong Duan

A amphiphilic block copolymer composed of conventional monomethoxy (polyethylene glycol)-poly (d,l-lactide-co-glycolide)-poly (l-lysine) (mPEG-PLGA-b-PLL) was synthesized. The chemical structure of this copolymer and its precursors was confirmed by Fourier Transform Infrared Spectroscopy (FTIR), (1)H Nuclear Magnetic Resonance ((1)H NMR) and Gel Permeation Chromatography (GPC). The copolymer wa...

Journal: :Chinese medical journal 2010
Jian-ming Huang Qian Wang Feng Shen Zi-min Wang Yi-fan Kang

BACKGROUND There are many different materials used for ligament reconstruction. Currently, autograft, allograft, and artificial ligaments are used in the reconstruction. The objective of this study was to explore the clinical result of cruciate ligament reconstruction under arthroscopy. METHODS Eighty-one cases were reconstructed with the LARS ligament under arthroscopy, including 43 cases of...

Journal: :Journal of microencapsulation 2005
K J Zhu Y Li H L Jiang H Yasuda A Ichimaru K Yamamoto P Lecomte R Jerome

In this paper, ibuprofen was encapsulated into microspheres by oil-in-water (o/w) emulsion solvent evaporation method. Biodegradable polymers with certain compositions and characteristics such as polylactide (PLA), poly(epsilon-caprolactone) (PCL) and their block copolymer were used to prepare the microspheres. The results indicate that, under the same processing conditions, the drug entrapment...

Journal: :Behavioral sciences & the law 2007
Christian Huchzermeier Friedemann Geiger Emelie Bruss Nils Godt Denis Köhler Günter Hinrichs Josef B Aldenhoff

This study examines the relationship between DSM-cluster B personality disorders (PDs) and psychopaths according to Hare's criteria as detected by the Psychopathy Checklist (PCL:SV) in 299 violent offenders. To clarify some contradictions among several previous studies on this issue, individual cluster B PDs were looked at alone, excluding any cases of comorbidity with other PDs of this cluster...

2017
Camila Franco Michelli Barcelos Antonow Aline Beckenkamp Andréia Buffon Taise Ceolin Marli Luiza Tebaldi Gustavo Pozza Silveira Silvia Stanisçuaski Guterres Adriana Raffin Pohlmann

The data presented here are related to the research paper entitled "PCL-b-P(MMA-co-DMAEMA)2 new triblock copolymer for novel pH-sensitive nanocapsules intended for drug delivery to tumors" by Franco et al. [1]. Characterization data of PCL-diol, macroinitiator Br-PCL-Br, homopolymers (PMMA and PDMAEMA) and copolymers (batch 1 and batch 2) analyzed by FTIR, SEC and NMR, as well as, characterizat...

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