Study of Galfenol direct cytotoxicity and remote microactuation in cells.

abstract：:The present work assesses the potential of three-dimensional porous titanium scaffolds produced by a novel powder metallurgy process for applications in bone engineering through in vitro experimentation. Mouse MC3T3-E1 pre-osteoblasts were used to investigate the proliferation (DNA content), differentiation (alkaline ...

journal_title：Biomaterials

authors： St-Pierre JP,Gauthier M,Lefebvre LP,Tabrizian M

更新日期：2005-12-01 00:00:00

abstract：:As synergistic photothermal immunotherapy has developed as one of the most attractive strategies for cancer therapy, it is crucial to design an effective photothermal immunotherapy system to enhance the synergistic anti-tumor effect and reveal the essential role of each treatment. In this study, we designed CpG self-c...

journal_title：Biomaterials

authors： Dong X,Liang J,Yang A,Qian Z,Kong D,Lv F

更新日期：2019-07-01 00:00:00

abstract：:Films made of poly (3-hydroxybutyrate) (PHB), poly(3-hydroxybutyrate- co-3-hydroxyhexanoate) (PHBHHx) consisting of 5%, 12% and 20% hydroxyhexanoate (HHx), respectively, were evaluated for biomedical application in comparison with poly (L-Lactide) (PLA). With the increase of HHx content in PHBHHx, the polymer surface ...

journal_title：Biomaterials

authors： Wang YW,Yang F,Wu Q,Cheng YC,Yu PH,Chen J,Chen GQ

更新日期：2005-03-01 00:00:00

abstract：:Poly-γ-glutamic acid (γ-PGA) is an anionic polypeptide secreted by Bacillus sp. that has been shown to activate immune cells through interactions with toll-like receptor 4 (TLR4). However, its ability to induce the type I interferon (IFN) response has not yet been characterized. Here, we demonstrate that γ-PGA induces...

journal_title：Biomaterials

authors： Lee W,Lee SH,Ahn DG,Cho H,Sung MH,Han SH,Oh JW

更新日期：2013-12-01 00:00:00

abstract：:Previous in vivo studies have shown a limited potential for vertical bone regeneration using osteoconductive scaffolds alone. In the present study, we investigated whether the association of adipose-derived adult stem cells (ASCs) with anorganic bovine bone (ABB) scaffold improved bone formation and implant osseointeg...

journal_title：Biomaterials

authors： Pieri F,Lucarelli E,Corinaldesi G,Aldini NN,Fini M,Parrilli A,Dozza B,Donati D,Marchetti C

更新日期：2010-05-01 00:00:00

abstract：:The interest in gallium alloys as a replacement for amalgam has increased in recent years due to the risk of environmental pollution from amalgam. Alloy powders with compositions close to those for alloys of amalgam are mixed with a liquid gallium alloy. The mix is condensed into a prepared cavity in much the same way...

journal_title：Biomaterials

authors： Herø H,Simensen CJ,Jørgensen RB

更新日期：1996-07-01 00:00:00

abstract：:A lauric acid modified dextran-agmatine bioconjugate (Dex-L-Agm) was prepared by 1,1'-carbonyldiimidazole (CDI) activation and the nucleophilic reaction between tosyl of tosylated dextran and primary amine of agmatine. Dextran-agmatine bioconjugates (Dex-Agm) were capable of condensing DNA into nanocomplexes, and comb...

journal_title：Biomaterials

authors： Yang J,Liu Y,Wang H,Liu L,Wang W,Wang C,Wang Q,Liu W

更新日期：2012-01-01 00:00:00

abstract：:Bone defects caused by fractures or cancer-mediated destruction are debilitating. Chitosan is commonly used in scaffold matrices for bone healing, but rarely as a free drug. We demonstrate that free chitosan promotes osteoblast proliferation and osteogenesis in mesenchymal stem cells, increases osteopontin and collage...

journal_title：Biomaterials

authors： Tan ML,Shao P,Friedhuber AM,van Moorst M,Elahy M,Indumathy S,Dunstan DE,Wei Y,Dass CR

更新日期：2014-09-01 00:00:00

abstract：:Nanotechnology-based drug delivery systems have been intensively investigated, while only a few of them can be used for clinic application. Hematoporphyrin (HP), a major molecule in erythrocyte, has been widely used in photodynamic therapy (PDT). In the present study, polyethylene glycol (PEG) modified hematoporphyrin...

journal_title：Biomaterials

authors： Ren Y,Wang R,Liu Y,Guo H,Zhou X,Yuan X,Liu C,Tian J,Yin H,Wang Y,Zhang N

更新日期：2014-03-01 00:00:00

abstract：:It is now well accepted that the initial rapid adsorption of blood proteins to biomaterial surfaces is important in the long-term performance of the implant. Cells that interact with the implant will be reacting to a layer (single or multiple) of adsorbed protein. The parameters of importance in a study of protein ads...

journal_title：Biomaterials

authors： Chittur KK

更新日期：1998-03-01 00:00:00

abstract：:Pharmacotherapy of head and neck squamous cell carcinoma (HNSCC) often fails due to the development of chemoresistance and severe systemic side effects of current regimens limiting dose escalation. Preclinical models comprising all major elements of treatment resistance are urgently needed for the development of new s...

journal_title：Biomaterials

authors： Gronbach L,Wolff C,Klinghammer K,Stellmacher J,Jurmeister P,Alexiev U,Schäfer-Korting M,Tinhofer I,Keilholz U,Zoschke C

更新日期：2020-11-01 00:00:00

abstract：:Microencapsulation of dopamine-secreting cells in biocompatible, semi-permeable polymer membranes has been proposed as an alternative strategy for dopamine replacement for Parkinson's disease. In order to assess the viability of this proposal, dopamine-secreting PC12 cells were immunoisolated via microencapsulation in...

journal_title：Biomaterials

authors： Campioni EG,Nobrega JN,Sefton MV

更新日期：1998-04-01 00:00:00

abstract：:Neurotrophic factors therapy requires their precise delivery to the targeted neuronal population. For this purpose, a wide range of strategies have been developed, and among them the stereotaxic implantation of biodegradable microparticles. To assess the in vivo activity of NGF-releasing PLGA microspheres, unloaded an...

journal_title：Biomaterials

authors： Péan JM,Menei P,Morel O,Montero-Menei CN,Benoit JP

更新日期：2000-10-01 00:00:00

abstract：:Sintered bovine cancellous bone exhibited excellent biocompatiblity, high porosity and have an interconnecting porous structure allowing for bone ingrowth. However, the main mineral constitution of sintered bovine bone-hydroxyapatite (Ca10(PO4)6(OH)2, HAP) seems to be too stable in vivo. For improving its bioactivity,...

journal_title：Biomaterials

authors： Lin FH,Liao CJ,Chen KS,Sun JS

更新日期：1999-03-01 00:00:00

abstract：:Recent developments in cell culture techniques have made it possible to study the cellular mechanisms involved in carcinogenesis and to apply these methods as screening tools in vitro. This study investigated and compared the ability of the metals most commonly used in orthopedic implants to induce toxicity and neopla...

journal_title：Biomaterials

authors： Doran A,Law FC,Allen MJ,Rushton N

更新日期：1998-04-01 00:00:00

abstract：:Silicone elastomers have been used as implants in orthopaedics for replacements of small joints such as the metacarpophalangeal joint. A series of experiments was conducted an axially tensioned silicone elastomer tendon spacer samples to determine whether there is a relationship between stress in the material and imag...

journal_title：Biomaterials

authors： Abel EW,Wheeler KI,Chudek JA,Hunter G,Som FM

更新日期：1998-01-01 00:00:00

abstract：:Personalized oncology significantly relies on the development of cancer theranostic agents to integrate cancer therapeutics and diagnostics. Current most common strategy for development of such multifunctional agents requires multistep chemical conjugation with cancer targeted ligands, contrast agents and therapeutic ...

journal_title：Biomaterials

authors： Luo S,Tan X,Qi Q,Guo Q,Ran X,Zhang L,Zhang E,Liang Y,Weng L,Zheng H,Cheng T,Su Y,Shi C

更新日期：2013-03-01 00:00:00

abstract：:We show here, that the proapoptotic peptide, KLAKLAKKLAKLAK (KLA), which by itself does not penetrate cell membranes, can do so when fused to a protein transduction domain derived from NH(2)-terminus of translationally controlled tumor protein (TCTP-PTD, MIIYRDLISH). Once inside the cell, the conjugated KLA exerts its...

journal_title：Biomaterials

authors： Kim HY,Kim S,Youn H,Chung JK,Shin DH,Lee K

更新日期：2011-08-01 00:00:00

abstract：:The bulk, surface and blood-contacting properties of a series of polyether polyurethanes, modified with three different polydimethylsiloxane (PDMS) macroglycol segments, were evaluated. The PDMS oligomers were terminated with hydroxy-tipped end groups of varying polarity. The effect of substituting the polytetramethyl...

journal_title：Biomaterials

authors： Okkema AZ,Fabrizius DJ,Grasel TG,Cooper SL,Zdrahala RJ

更新日期：1989-01-01 00:00:00

abstract：:The aim of this study was to evaluate the bacterial adherence to biodegradable self-reinforced polyglycolic acid (SR-PGA) and self-reinforced poly-DL-lactic acid (SR-PLA 96) spiral stents in vitro. They are used as temporary urethral stents in urology. Gold-plated metal wire, polyurethane and latex were used as contro...

journal_title：Biomaterials

authors： Pétas A,Vuopio-Varkila J,Siitonen A,Välimaa T,Talja M,Taari K

更新日期：1998-04-01 00:00:00

abstract：:One of the major challenges in engineering thick, complex tissues such as cardiac muscle, is the need to pre-vascularize the engineered tissue in vitro to enable its efficient integration with host tissue upon implantation. Herein, we explored new magnetic alginate composite scaffolds to provide means of physical stim...

journal_title：Biomaterials

authors： Sapir Y,Cohen S,Friedman G,Polyak B

更新日期：2012-06-01 00:00:00

abstract：:Human stem cells are vulnerable to unfavorable conditions, and their transportation relies on costly and inconvenient cryopreservation. We report here that human mesenchymal stem cells (MSC) in spheroids survived ambient conditions (AC) many days longer than in monolayer. Under AC, the viability of MSC in spheroids re...

journal_title：Biomaterials

authors： Jiang B,Yan L,Miao Z,Li E,Wong KH,Xu RH

更新日期：2017-07-01 00:00:00

abstract：:Particulate wear debris of artificial joints, metallic and plastic, and solutions of metals in body fluids are known to have adverse effects. Encapsulation of the articulating parts would prevent wear debris from entering the surrounding tissue and check tissue ingrowth into the joint. The capsule could contain an art...

journal_title：Biomaterials

authors： Derbyshire B,Skorecki J,Wheble VH

更新日期：1980-01-01 00:00:00

abstract：:We prepared copper/low-density polyethylene (LDPE) nanocomposites with various mass fractions of copper nanoparticles and investigated the Cu(2+) release rate of them for 220 days in a simulated uterine solution .The influences of copper nanoparticle mass fraction on Cu(2+) release and volume resistivity confirm that ...

journal_title：Biomaterials

authors： Cai S,Xia X,Xie C

更新日期：2005-05-01 00:00:00

abstract：:Employing equilibrium dialysis, the binding abilities of Cu, Al, Co and Cr ions from corroded Cu-Al and Co-Cr dental casting alloys towards human saliva and two of its gel chromatographic fractions were determined. Results indicate that both Cu and Co bind to human saliva i.e. 0.045 and 0.027 mg/mg protein, respective...

journal_title：Biomaterials

authors： Mueller HJ

更新日期：1985-05-01 00:00:00

abstract：:Immediate finishing is a highly desirable property of restorative materials. In general, the resin composites, the polyacid-modified resin composites and resin-modified glass-ionomers are finished immediately after light-curing. For the conventional glass-ionomers a waiting period of 24 h is recommended. Therefore, th...

journal_title：Biomaterials

authors： Gladys S,Braem M,Van Meerbeek B,Lambrechts P,Vanherle G

更新日期：1998-03-01 00:00:00

abstract：:Covalent immobilization of cell-adhesive proteins such as collagen and fibronectin on to the surface of poly(vinyl alcohol) hydrogel was investigated by using diisocyanates, polyisocyanates, and cyanogen bromide. It was found that 0.5 and 12 micrograms/cm2 of collagen were immobilized on to the surface by using hexame...

journal_title：Biomaterials

authors： Kobayashi H,Ikada Y

更新日期：1991-10-01 00:00:00

abstract：:Three types of bioactive polymethylmethacrylate (PMMA)-based bone cement containing nano-sized titania (TiO2) particles were prepared, and their mechanical properties and osteoconductivity are evaluated. The three types of bioactive bone cement were T50c, ST50c, and ST60c, which contained 50 wt% TiO2, and 50 and 60 wt...

journal_title：Biomaterials

authors： Goto K,Tamura J,Shinzato S,Fujibayashi S,Hashimoto M,Kawashita M,Kokubo T,Nakamura T

更新日期：2005-11-01 00:00:00

abstract：:The aim of this study was to evaluate the physical-chemical properties, in vivo biocompatibility and antimicrobial activity of bioactive glasses (BG) used as a controlled release device for tetracycline hydrochloride and an inclusion complex formed by tetracycline and beta-cyclodextrin at 1:1 molar ratio. The BG as we...

journal_title：Biomaterials

authors： Domingues ZR,Cortés ME,Gomes TA,Diniz HF,Freitas CS,Gomes JB,Faria AM,Sinisterra RD

更新日期：2004-01-01 00:00:00

abstract：:The major problem in skin grafting is that tissue-engineered skin grafts after their transplantation are initially entirely dependent on diffusion. Since this process is slow and inefficient, nutrients, growth factors, and oxygen will insufficiently be supplied and the regenerating graft will undergo a physiological c...

journal_title：Biomaterials

authors： Klar AS,Güven S,Biedermann T,Luginbühl J,Böttcher-Haberzeth S,Meuli-Simmen C,Meuli M,Martin I,Scherberich A,Reichmann E

更新日期：2014-06-01 00:00:00