نتایج جستجو برای: bioactive glass nanoparticles

تعداد نتایج: 206489  

اسماعیلی, فریبا, دوست محمدی, علی, نیکبخت کتولی, سارا,

The aim of this study was to fabricate carbon nanotube (CNT) and bioactive glass nanoparticles (BG) (at levels of 5 and 10 wt%) incorporated electrospun chitosan (CS)/polyvinyl alcohol (PVA) nanofibers for potential neural tissue engineering applications.The morphology, structure, and mechanical properties of the formed electrospun fibrous mats were characterized using...

Journal: :journal of dentistry, tehran university of medical sciences 0
mh. fathi v. mortazavi a. doostmohammadi

objective: osseous defects around dental implants are often seen when implants are placed in areas with inadequate alveolar bone, or around failing implants. bone regeneration in these areas using bone grafts or its substitutes may improve dental implants prognosis. the aim of this study was to prepare and characterize the bioactive glass nanopowder and development of its coating for treatment ...

Abstract Background and Objectives Now day, using of stem cells and nanoparticles in the differentiation of stem cells is considered as a therapeutic approach. The purpose of this study was to synthesize and characterize nanocomposite polyacrylic polycarboxylic acid containing nanoparticles of biologically active glass 45S5 crushed and assessment effect of this composite on the propagation and...

Journal: :Journal of materials science. Materials in medicine 2001
T Oku K Suganuma L R Wallenberg A P Tomsia J M Gomez-Vega E Saiz

Coating Ti-based implants with bioactive materials promotes joining between the prostheses and the bone as well as increasing long-term implant stability. In the present work, the interface between Ti-6Al-4V and bioactive silicate glass coatings, prepared using a simple enameling technique, is analyzed. High-resolution transmission electron microscopy of the glass/alloy interface shows the form...

2017
Camila CORRAL NUÑEZ Cristian COVARRUBIAS Eduardo FERNANDEZ Osmir Batista de OLIVEIRA

Objective To prepare nanocomposite cements based on the incorporation of bioactive glass nanoparticles (nBGs) into BiodentineTM (BD, Septodent, Saint-Maur-des-Fosses Cedex, France) and to assess their bioactive properties. Material and Methods nBGs were synthesised by the sol-gel method. BD nanocomposites (nBG/BD) were prepared with 1 and 2% nBGs by weight; unmodified BD and GC Fuji IX (GIC, ...

2015
Mehdi Mehdikhani-Nahrkhalaji Mohammad Hossein Fathi Vajihesadat Mortazavi Sayed Behrouz Mousavi Ali Akhavan Abbas Haghighat Batool Hashemi-Beni Sayed Mohammad Razavi Fatemeh Mashhadiabbas

BACKGROUND The aim of this study was to evaluate the interaction of bioactive and biodegradable poly (lactide-co-glycolide)/bioactive glass/hydroxyapatite (PBGHA) and poly (lactide-co-glycolide)/bioactive glass (PBG) nanocomposite coatings with bone. MATERIALS AND METHODS Sol-gel derived 58S bioactive glass nanoparticles, 50/50 wt% poly (lactic acid)/poly (glycolic acid) and hydroxyapatite na...

2017
M. Mačković A. Hoppe R. Detsch D. Mohn W. J. Stark E. Spiecker

Bioactive glasses represent important biomaterials being investigated for the repair and reconstruction of diseased bone tissues, since they exhibit outstanding bonding properties to human bone. In the present study bioactive glass (type 45S5) nanoparticles (nBG) with a mean particle size in the range of 20-60 nm, synthesized by flame spray synthesis, are investigated in relation to in vitro bi...

Journal: :modares journal of medical sciences: pathobiology 2012
sahba mobini mehran solati-hashjin saeed hesaraki michael gelinsky

objective: one of the major issues in bone tissue engineering is the design and fabrication of bioactive, bioresorbable porous 3d scaffolds capable of maintaining their structure and integrity over a predictable period of time. one such approach is the fabrication of composite scaffolds. methods: in this study we present fabrication and characterization of novel silk/bioglass-composite scaffold...

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