نتایج جستجو برای: gelatin microspheres

تعداد نتایج: 20407  

Cytarabine is the drug of choice for treatment of leukemia. However, many formulations have been prepared, due to certain limitations they could not prove to be effective ones, therefore magnetic microspheres are formulated as they minimize the Reticuloendothelial clearance and target site specificity can be increased. The current study aimed to utilize nanotechnology to develop magnetic micros...

Journal: :Journal of the Royal Society, Interface 2010
Bin Duan Min Wang

Integrating an advanced manufacturing technique, nanocomposite material and controlled delivery of growth factor to form multifunctional tissue engineering scaffolds was investigated in this study. Based on calcium phosphate (Ca-P)/poly(hydroxybutyrate-co-hydroxyvalerate) (PHBV) nanocomposite microspheres, three-dimensional Ca-P/PHBV nanocomposite scaffolds with customized architecture, control...

Journal: :Journal of the American College of Cardiology 2003
Hirofumi Kasahara Etsuro Tanaka Naoto Fukuyama Eriko Sato Hiromi Sakamoto Yasuhiko Tabata Kiyoshi Ando Harukazu Iseki Yoshiro Shinozaki Koji Kimura Eriko Kuwabara Shirosaku Koide Hiroe Nakazawa Hidezo Mori

OBJECTIVES We investigated the potentiation of gene therapy using fibroblast growth factor 4 (FGF4)-gene by combining plasmid deoxyribonucleic acid (DNA) with biodegradable gelatin hydrogel (GHG). BACKGROUND Virus vectors transfer genes efficiently but are biohazardous, whereas naked DNA is safer but less efficient. Deoxyribonucleic acid charges negatively; GHG has a positively charged struct...

Journal: :iranian journal of pharmaceutical research 0
reza masaeli dental biomaterials department, school of dentistry, tehran university of medical sciences, tehran, iran teherh sadat jafarzadeh kashi dental biomaterials department, school of dentistry, tehran university of medical sciences, tehran, iran rasoul dinarvand nanotechnology research centre, faculty of pharmacy, tehran university of medical sciences, tehran 1417614411, iran mohammadreza tahriri dental biomaterials department, school of dentistry, tehran university of medical sciences, tehran, iran vahid rakhshan department of anatomy, dental branch, islamic azad univesity mehdi esfandyari-manesh nanotechnology research center,tehran university of medical sciences, tehran, iran

microspheres formulated from poly (d,l-lactic-co-glycolide) (plga), a biodegradable polymer, have been extensively evaluated as a drug delivery system. in this study, the preparation, characterization and drug release properties of the plga microspheres were evaluated. simvastatin (sim)-loaded plga microspheres were prepared by oil-in-water emulsion/solvent evaporation method. the microspheres ...

Journal: :Lasers in surgery and medicine 1998
H Q Shangguan K W Gregory L W Casperson S A Prahl

BACKGROUND AND OBJECTIVE Current techniques for laser thrombolysis are limited because they can not completely clear thrombotic occlusions in arteries, typically leaving residual thrombus on the walls of the artery. The objective of this study was to investigate the possibility of using photomechanical drug delivery to enhance laser thrombolysis by delivering drugs into mural thrombus during la...

2014
Xiaohong Chen Zifeng Yang Renshan Sun Ziyao Mo Guangyao Jin Fenghuan Wei Jianmin Hu Wenda Guan Nanshan Zhong

Emodin (1,3,8-trihydroxy-6-methylanthraquinone) has been identified to have the potential to improve lung fibrosis and lung cancer. To avoid the liver and kidney toxicities and the fast metabolism of emodin, emodin-loaded polylactic acid microspheres (ED-PLA-MS) were prepared and their characteristics were studied. ED-PLA-MS were prepared by the organic phase dispersion-solvent diffusion method...

Journal: :Nanoscale 2016
Yong Zhou Huai-Ling Gao Li-Li Shen Zhao Pan Li-Bo Mao Tao Wu Jia-Cai He Duo-Hong Zou Zhi-Yuan Zhang Shu-Hong Yu

Scaffolds for tissue engineering (TE) which closely mimic the physicochemical properties of the natural extracellular matrix (ECM) have been proven to advantageously favor cell attachment, proliferation, migration and new tissue formation. Recently, as a valuable alternative, a bottom-up TE approach utilizing cell-loaded micrometer-scale modular components as building blocks to reconstruct a ne...

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