Studies on radio-opaque polymeric biomaterials with potential applications to endovascular prostheses.

abstract：:Superparamagnetic magnetite nanoparticles (MNP) coated with silica were synthesized and chronically implanted into the middle ear epithelial tissues of a guinea pig model (n=16) for the generation of force by an external magnetic field. In vivo limitations of biocompatibility include particle morphology, size distribu...

journal_title：Biomaterials

authors： Dormer K,Seeney C,Lewelling K,Lian G,Gibson D,Johnson M

更新日期：2005-05-01 00:00:00

abstract：:Mucoadhesive properties of several polymers, such as sodium alginate, hydroxypropylmethyl cellulose, scleroglucan, xanthan gum, polyacrylic acid (Carbopol), and poly co-(methyl vinyl ether-maleic anhydride) (Gantrez), have been investigated by comparing a thermodynamical and a mechanical approach. Surface properties o...

journal_title：Biomaterials

authors： Esposito P,Colombo I,Lovrecich M

更新日期：1994-02-01 00:00:00

abstract：:Local delivery systems that provide sustained, high concentrations of antitumor cytokines in the tumor microenvironment while minimizing systemic dissemination are needed to realize the potential of cytokine-based immunotherapies. Recently, co-formulations of cytokines with chitosan solutions have been shown to increa...

journal_title：Biomaterials

authors： Yang L,Zaharoff DA

更新日期：2013-05-01 00:00:00

abstract：:It is often desirable to sequester cells in specific locations on the surface and to integrate sensing elements next to the cells. In the present study, surfaces were fabricated so as to position cytokine sensing domains inside non-fouling poly(ethylene glycol) (PEG) hydrogel microwells. Our aim was to increase sensit...

journal_title：Biomaterials

authors： Seo JH,Chen LJ,Verkhoturov SV,Schweikert EA,Revzin A

更新日期：2011-08-01 00:00:00

abstract：:Tissue engineering generally utilizes natural or synthetic scaffolds to repair or replace damaged tissues. However, due to the lack of guidance of biological signals, most of the implanted scaffolds have always suffered from poor in vivo cellularization. Herein, we demonstrate a bio-orthogonal reaction-based strategy ...

journal_title：Biomaterials

authors： Mao D,Zhang C,Kenry,Liu J,Wang X,Li B,Yan H,Hu F,Kong D,Wang Z,Liu B

更新日期：2020-02-01 00:00:00

abstract：:Myocardial infarction (MI) leads to the mass death of cardiomyocytes accompanying with the unfavorable alternation of microenvironment, a fibrosis scar deprived of electrical communications, and the lack of blood supply in the infarcted myocardium. The three factors are inextricably intertwined and thus result in a co...

journal_title：Biomaterials

authors： Wang W,Tan B,Chen J,Bao R,Zhang X,Liang S,Shang Y,Liang W,Cui Y,Fan G,Jia H,Liu W

更新日期：2018-04-01 00:00:00

abstract：:Both positively and negatively charged residues play pivotal roles in recruiting precursor ions or ion clusters, and lowering interfacial energy in natural biomineralization process. Synergistic utilization of opposite charges, however, has rarely been implemented in the design of cytocompatible synthetic scaffolds pr...

journal_title：Biomaterials

authors： Liu P,Song J

更新日期：2013-03-01 00:00:00

abstract：:The aim of this study was to develop an effective drug delivery system for the simultaneous topical delivery of two anti-inflammatory drugs, spantide II (SP) and ketoprofen (KP). To achieve this primary goal, we have developed a skin permeating nanogel system (SPN) containing surface modified polymeric bilayered nanop...

journal_title：Biomaterials

authors： Shah PP,Desai PR,Patel AR,Singh MS

更新日期：2012-02-01 00:00:00

abstract：:There are a number of drawbacks to incorporating large concentrations of barium sulfate (BaSO4) as the radiopacifier in PMMA-based bone cements for percutaneous vertebroplasty. These include adverse effects on injectability, viscosity profile, setting time, mechanical properties of the cement and bone resorption. We h...

journal_title：Biomaterials

authors： Jacobs E,Saralidze K,Roth AK,de Jong JJ,van den Bergh JP,Lataster A,Brans BT,Knetsch ML,Djordjevic I,Willems PC,Koole LH

更新日期：2016-03-01 00:00:00

abstract：:A cross-linking method for collagen-based biomaterials was developed using the water-soluble carbodiimide 1-ethyl-3-(3-dimethyl aminopropyl)carbodiimide hydrochloride (EDC). Cross-linking using EDC involves the activation of carboxylic acid groups to give O-acylisourea groups, which form cross-links after reaction wit...

journal_title：Biomaterials

authors： Olde Damink LH,Dijkstra PJ,van Luyn MJ,van Wachem PB,Nieuwenhuis P,Feijen J

更新日期：1996-04-01 00:00:00

abstract：:As peripheral arterial disease (PAD) results in muscle ischemia and neovascularization, it has been claimed that nanoparticles can passively accumulate in ischemic tissues through the enhanced permeability and retention (EPR) effect. At this time, a quantitative evaluation of the passive targeting capabilities of nano...

journal_title：Biomaterials

authors： England CG,Im HJ,Feng L,Chen F,Graves SA,Hernandez R,Orbay H,Xu C,Cho SY,Nickles RJ,Liu Z,Lee DS,Cai W

更新日期：2016-09-01 00:00:00

abstract：:Helicobacter pylori is a significant human pathogen that recognizes specific carbohydrate receptors, such as the fucose receptor, and produces the vacuolating cytotoxin, which induces inflammatory responses and modulates the cell-cell junction integrity of the gastric epithelium. The clinical applicability of topical ...

journal_title：Biomaterials

authors： Lin YH,Tsai SC,Lai CH,Lee CH,He ZS,Tseng GC

更新日期：2013-06-01 00:00:00

abstract：:The nanoscale materials properties of bone apatite crystals have been implicated in breast cancer bone metastasis and their interactions with extracellular matrix proteins are likely involved. In this study, we used geologic hydroxyapatite (HAP, Ca10(PO4)6(OH)2), closely related to bone apatite, to investigate how HAP...

journal_title：Biomaterials

authors： Wu F,Chen W,Gillis B,Fischbach C,Estroff LA,Gourdon D

更新日期：2017-02-01 00:00:00

abstract：:Mesoporous silica nanoshell (MSN) coating has been demonstrated as a versatile surface modification strategy for various kinds of inorganic functional nanoparticles, such as gold nanorods (GNRs), to achieve not only improved nanoparticle stability but also concomitant drug loading capability. However, limited drug loa...

journal_title：Biomaterials

authors： Xu C,Chen F,Valdovinos HF,Jiang D,Goel S,Yu B,Sun H,Barnhart TE,Moon JJ,Cai W

更新日期：2018-05-01 00:00:00

abstract：:Dacron velour is often used to anchor a percutaneous device, like the catheter used in peritoneal dialysis. However, exit-site infections complicate this method of dialysis and are supposed to be related to the design of the catheter. In animal experiments, a percutaneous device provided with a titanium fibre mesh to ...

journal_title：Biomaterials

authors： Paquay YC,de Ruijter JE,van der Waerden JP,Jansen JA

更新日期：1996-06-01 00:00:00

abstract：:Cell processes, including growth cones, respond to biophysical cues in their microenvironment to establish functional tissue architecture and intercellular networks. The mechanisms by which cells sense and translate biophysical cues into directed growth are unknown. We used photopolymerization to fabricate methacrylat...

journal_title：Biomaterials

authors： Li S,Tuft BW,Xu L,Polacco MA,Clarke JC,Guymon CA,Hansen MR

更新日期：2015-06-01 00:00:00

abstract：:Following intravenous injection of anti-cancer nanomedicines, many barriers need to be overcome en route to the tumor. Cell-mediated delivery of nanoparticles (NPs) is promising in terms of overcoming several of these barriers based on the tumoritropic migratory properties of particular cell types. This guided transpo...

journal_title：Biomaterials

authors： Wayteck L,Dewitte H,De Backer L,Breckpot K,Demeester J,De Smedt SC,Raemdonck K

更新日期：2016-01-01 00:00:00

abstract：:The physiological activity of hyaluronic acid (HA) polymers and oligomers makes it a promising material for a variety of applications. The development of HA-hydrogel scaffolds with improved mechanical stability against degradation and biochemical functionality may enhance their application to tissue engineering. In th...

journal_title：Biomaterials

authors： Segura T,Anderson BC,Chung PH,Webber RE,Shull KR,Shea LD

更新日期：2005-02-01 00:00:00

abstract：:Neuromuscular circuits (NMCs) are vital for voluntary movement, and effective models of NMCs are needed to understand the pathogenesis of, as well as to identify effective treatments for, multiple diseases, including Duchenne's muscular dystrophy and amyotrophic lateral sclerosis. Microfluidics are ideal for recapitul...

journal_title：Biomaterials

authors： Bellmann J,Goswami RY,Girardo S,Rein N,Hosseinzadeh Z,Hicks MR,Busskamp V,Pyle AD,Werner C,Sterneckert J

更新日期：2019-12-01 00:00:00

abstract：:The clinical application of calcium phosphate cements (CPCs) composed of tetracalcium phosphate and dicalcium phosphate anhydrous has been limited because of its longer setting time, so that we developed the CPC in which the setting time was shortened to approximately 10 min. Aiming at clinical application, we evaluat...

journal_title：Biomaterials

authors： Hoshikawa A,Fukui N,Fukuda A,Sawamura T,Hattori M,Nakamura K,Oda H

更新日期：2003-12-01 00:00:00

abstract：:Cytokines, chemokines, and growth factors were analyzed periodically over eight weeks from the wound exudate fluid surrounding biomaterials implanted subcutaneously within stainless steel mesh cages. TNF-alpha, MCP-1, MIP-1alpha, IL-2, IL-6, IL-1beta, VEGF, IL-4, and IL-10 were measured from exudate samples collected ...

journal_title：Biomaterials

authors： Schutte RJ,Xie L,Klitzman B,Reichert WM

更新日期：2009-01-01 00:00:00

abstract：:Hydrogels are frequently employed as medical device biomaterials due to their advantageous biological properties, e.g. resistance to infection and encrustation, biocompatibility; however, their poor mechanical properties generally limit the scope of application to coatings of medical devices. To address this limitatio...

journal_title：Biomaterials

authors： Jones DS,McLaughlin DW,McCoy CP,Gorman SP

更新日期：2005-05-01 00:00:00

abstract：:The long-term patency rates of vascular grafts and stents are limited by the lack of surface endothelialisation of the implanted materials. We have previously reported that GRGDS and WQPPRARI peptide micropatterns increase the endothelialisation of prosthetic materials in vitro. To investigate the mechanisms by which ...

journal_title：Biomaterials

authors： Hoesli CA,Garnier A,Juneau PM,Chevallier P,Duchesne C,Laroche G

更新日期：2014-01-01 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：:Cell movement on adhesive surfaces is a complicated process based on myriad cell-surface interactions. Although both micron and nanoscale surface topography have been known to be important in understanding cell-materials interactions, typically only simple patterns (e.g., parallel lines or aligned posts) have been use...

journal_title：Biomaterials

authors： Jeon H,Hidai H,Hwang DJ,Healy KE,Grigoropoulos CP

更新日期：2010-05-01 00:00:00

abstract：:Very pure hydroxyapatite is diamagnetic and shows no electron paramagnetic resonance (EPR) spectrum. Plasma-sprayed coatings made with such a pure hydroxyapatite contain paramagnetic point-defects. Irradiated deposits show a strong EPR absorption assigned to an O2- anion adjacent to a calcium vacancy, with anisotropic...

journal_title：Biomaterials

authors： Sharrock P,Bonel G

更新日期：1992-01-01 00:00:00

abstract：:Angiogenesis plays a prominent role in cancer progression. Anti-angiogenic therapy therefore, either alone or in combination with conventional cytotoxic therapy, offers a promising therapeutic approach. Paclitaxel (PTX) is a widely-used potent cytotoxic drug that also exhibits anti-angiogenic effects at low doses. How...

journal_title：Biomaterials

authors： Eldar-Boock A,Miller K,Sanchis J,Lupu R,Vicent MJ,Satchi-Fainaro R

更新日期：2011-05-01 00:00:00

abstract：:Acetaminophen (APAP) is the most widely used analgesic and its overdose, intentional or unintentional, is known to cause massive oxidative stress and liver tissue damages characterized by hepatocellular apoptosis and hemorrhagic necrosis, leading to acute liver failure (ALF). There has been great interest in the use o...

journal_title：Biomaterials

authors： Ko E,Jeong D,Kim J,Park S,Khang G,Lee D

更新日期：2014-04-01 00:00:00

abstract：:Nowadays, limited deep tumor penetration and lower therapeutic effect are still the major obstacle in nanomedicines for cancer therapy. Here, we developed high-efficiency nanocomposites, SO2 prodrug (BTS) loaded Au-Ag hollow nanotriangles (Au-Ag-BTS HTNs), which could not only synergistically upregulate Bax expression...

journal_title：Biomaterials

authors： Xu M,Lu Q,Song Y,Yang L,Li J,Li N

更新日期：2020-08-01 00:00:00

abstract：:In order to increase the functionality of islets encapsulated in a biohybrid artificial pancreas (BAP), it was proposed that co-encapsulation with insulinotropic agents would improve insulin secretion from islets. To prevent agents from leaking out, conjugation with high-molecular-weight polymers was inevitable. In th...

journal_title：Biomaterials

authors： Kim S,Wan Kim S,Bae YH

更新日期：2005-06-01 00:00:00