Bacterial adherence to self-reinforced polyglycolic acid and self-reinforced polylactic acid 96 urological spiral stents in vitro.

abstract：:There is a growing demand for the production of a DNA biosensor with applications in medicine, the food industry, agriculture, veterinary science and environmental science. In this paper we describe methods for the optical and electrochemical detection of DNA using the enzyme horseradish peroxidase (EC 1.11.1.7) and g...

journal_title：Biomaterials

authors： Downs ME,Warner PJ,Turner AP,Fothergill JC

更新日期：1988-01-01 00:00:00

abstract：:Intervertebral disc (IVD) herniation causes pain and disability, but current discectomy procedures alleviate pain without repairing annulus fibrosus (AF) defects. Tissue engineering strategies seal AF defects by utilizing hydrogel systems to prevent recurrent herniation, however current biomaterials are limited by poo...

journal_title：Biomaterials

authors： DiStefano TJ,Shmukler JO,Danias G,Di Pauli von Treuheim T,Hom WW,Goldberg DA,Laudier DM,Nasser PR,Hecht AC,Nicoll SB,Iatridis JC

更新日期：2020-11-01 00:00:00

abstract：:Osteoarthritis (OA) is a progressively degenerative disease that is accompanied by articular cartilage deterioration, sclerosis of the underlying bone and ultimately joint destruction. Although therapeutic medicine and surgical treatment are done to alleviate the symptoms of OA, it is difficult to restore normal carti...

journal_title：Biomaterials

authors： Kim SJ,Kim JE,Kim SH,Kim SJ,Jeon SJ,Kim SH,Jung Y

更新日期：2016-01-01 00:00:00

abstract：:Riboflavin (Rf) and its metabolic analogs flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD) are essential for normal cellular growth and function. Their intracellular transport is regulated by the riboflavin carrier protein (RCP), which has been shown to be over-expressed by metabolically active cancer...

journal_title：Biomaterials

authors： Jayapaul J,Arns S,Lederle W,Lammers T,Comba P,Gätjens J,Kiessling F

更新日期：2012-12-01 00:00:00

abstract：:To develop a polymer-anticancer drug conjugate, we employed gelatin nanoparticles (GPs) as carriers of cisplatin (CDDP) with anticipated improved therapeutic effect and reduced side effects. The anticancer activities of CDDP-incorporated in GPs (GP-Pt) with biotinylated-EGF (bEGF) modification (GP-Pt-bEGF) were studie...

journal_title：Biomaterials

authors： Tseng CL,Su WY,Yen KC,Yang KC,Lin FH

更新日期：2009-07-01 00:00:00

abstract：:Poly(ε-caprolactone)-b-Poly(N-vinylpyrrolidone) (PCL-b-PVP) copolymers with different PVP block length were synthesized by xanthate-mediated reverse addition fragment transfer polymerization (RAFT) and the xanthate chain transfer agent on chain end was readily translated to hydroxy or aldehyde for conjugating various ...

journal_title：Biomaterials

authors： Zhu Z,Xie C,Liu Q,Zhen X,Zheng X,Wu W,Li R,Ding Y,Jiang X,Liu B

更新日期：2011-12-01 00:00:00

abstract：:The metastatic spread of cancer cells from the primary tumor to distant sites leads to a poor prognosis in cancers originating from multiple organs. Increasing evidence has linked selectin-based adhesion between circulating tumor cells (CTCs) and endothelial cells of the microvasculature to metastatic dissemination, i...

journal_title：Biomaterials

authors： Mitchell MJ,Castellanos CA,King MR

更新日期：2015-07-01 00:00:00

abstract：:Eye drops producing long-acting ocular anesthesia would be desirable for corneal pain management. Here we present liposome-based formulations to achieve very long ocular anesthetic effect after a single eye drop instillation. The liposomes were functionalized with succinyl-Concanavalin A (sConA-Lip), which can bind co...

journal_title：Biomaterials

authors： Zhan C,Santamaria CM,Wang W,McAlvin JB,Kohane DS

更新日期：2018-10-01 00:00:00

abstract：:The biophysical properties of extracellular matrices (ECM) are known to regulate cell behavior, however decoupling cell behavior changes due to the relative contributions of material microstructure versus biomechanics or nutrient permeability remains challenging, especially within complex, multi-material matrices. We ...

journal_title：Biomaterials

authors： Dubbin K,Robertson C,Hinckley A,Alvarado JA,Gilmore SF,Hynes WF,Wheeler EK,Moya ML

更新日期：2020-08-01 00:00:00

abstract：:Bone tissue is an anisotropic non-homogeneous composite material composed of inorganic, bone mineral fibres (hydroxyapatite) embedded in an organic matrix (type I collagen and non-collagenous proteins). Factors contributing to the overall mechanical behaviour include constituent volume fraction, mechanical properties,...

journal_title：Biomaterials

authors： Walsh WR,Guzelsu N

更新日期：1994-01-01 00:00:00

abstract：:We studied the adhesion and proliferation of human endothelial cells on photochemically modified polytetrafluoroethylene samples. The polymer surfaces were modified by exposure to the ultraviolet light of a Xe(2)(*)-excimer lamp at a wavelength of 172 nm in an ammonia atmosphere. Treatment times were between 10 and 20...

journal_title：Biomaterials

authors： Gumpenberger T,Heitz J,Bäuerle D,Kahr H,Graz I,Romanin C,Svorcik V,Leisch F

更新日期：2003-12-01 00:00:00

abstract：:In the traditional Chinese medicine, Gu-Sui-Bu [Drynaria fortunei (kunze) J. Sm] has been reported as a good enhancer for bone healing. In this experiment, we investigate the biochemical effects of this traditional Chinese medicine on the bone cells culture. Different concentrations of crude extract of Gu-Sui-Bu were ...

journal_title：Biomaterials

authors： Sun JS,Lin CY,Dong GC,Sheu SY,Lin FH,Chen LT,Wang YJ

更新日期：2002-08-01 00:00:00

abstract：:A silicone-based prepolymer was used as the major component for the fabrication of novel ocular devices. Gentamicin sulphate was used as a probe drug, due to its high aqueous solubility and widespread application. Mechanical properties of films containing the drug before and after gamma sterilization and exposure to h...

journal_title：Biomaterials

authors： Bawa R,Nandu M

更新日期：1990-11-01 00:00:00

abstract：:Human mesenchymal stem cells (hMSCs) represent a potent target for gene delivery for both stem cell differentiation applications and clinical therapies. However, it has, thus far, proven difficult to develop delivery vehicles that increase the efficiency of gene delivery to hMSCs, due to several problematic issues. We...

journal_title：Biomaterials

authors： Park JS,Na K,Woo DG,Yang HN,Kim JM,Kim JH,Chung HM,Park KH

更新日期：2010-01-01 00:00:00

abstract：:Due to the architecture of solid body tissues including bone, three-dimensional (3D) in vitro microenvironments appear favorable, since herein cell growth proceeds under more physiological conditions compared to conventional 2D systems. In the present study we show that a 3D microenvironment comprising a fibronectin-c...

journal_title：Biomaterials

authors： Altmann B,Steinberg T,Giselbrecht S,Gottwald E,Tomakidi P,Bächle-Haas M,Kohal RJ

更新日期：2011-12-01 00:00:00

abstract：:An oxygen-permeable membrane bioreactor utilizing human hepatocytes has been tested in this study. In the bioreactor, human hepatocytes were cultured between flat-sheet gas-permeable polymeric membranes, which ensure the diffusion of O(2) and CO(2) providing a support for cell anchorage and growth and permit the onlin...

journal_title：Biomaterials

authors： De Bartolo L,Salerno S,Morelli S,Giorno L,Rende M,Memoli B,Procino A,Andreucci VE,Bader A,Drioli E

更新日期：2006-09-01 00:00:00

abstract：:Low molecular weight polyurethanes with sites for metal complexation were synthesized. The -SO(2) and the -COOH groups were incorporated into the polyurethane chain by the reactions of tri-functional monomers, 4,4'-bis(hydroxyphenyl)sulfone and 4,4'-bis(hydroxyphenyl) valeric acid with hexa-methylene di-isocyanate (HM...

journal_title：Biomaterials

authors： Acharya V,Prabha CR,Narayanamurthy C

更新日期：2004-08-01 00:00:00

abstract：:Microcomputed tomography (micro-CT) is increasingly being used to analyze the three-dimensional structure and architecture of microvascular networks. Therefore we have evaluated a micro-CT analysis of VEGF-induced vessel ingrowth into a porous polyurethane scaffold through comparison with analyses by CD31 immunohistoc...

journal_title：Biomaterials

authors： Schmidt C,Bezuidenhout D,Beck M,Van der Merwe E,Zilla P,Davies N

更新日期：2009-10-01 00:00:00

abstract：:Despite clinical exploitation of exendin 4 for the treatment of type 2 diabetes, the significantly short half-life requiring twice a day injection has limited the wide applications. In this work, a protocol for the synthesis of long acting hyaluronate (HA) - exendin 4 conjugate was successfully developed using Michael...

journal_title：Biomaterials

authors： Kong JH,Oh EJ,Chae SY,Lee KC,Hahn SK

更新日期：2010-05-01 00:00:00

abstract：:Chitin grafted with poly(acrylic acid) (chitin-PAA) was prepared with the aim of obtaining a hydrogel characteristic for wound dressing application. The chitin-PAA films were synthesized at various acrylic acid feed contents to investigate its effect on water sorption ability. Acrylic acid (AA) was first linked to chi...

journal_title：Biomaterials

authors： Tanodekaew S,Prasitsilp M,Swasdison S,Thavornyutikarn B,Pothsree T,Pateepasen R

更新日期：2004-03-01 00:00:00

abstract：:We hypothesized that reduced stem stiffness of orthopaedic implants contributes to a high risk of loosening, since interface stresses and relative motions may exceed a tolerable range. To study this hypothesis, three types of load-bearing implant with different stiffnesses were inserted into the tibia of the goat. His...

journal_title：Biomaterials

authors： Buma P,van Loon PJ,Versleyen H,Weinans H,Slooff TJ,de Groot K,Huiskes R

更新日期：1997-09-01 00:00:00

abstract：:In this study, we report the systematic comparison of different poly(ethylene glycol) (PEG) self-assembled monolayers on glass with respect to their protein adsorption and cell adhesion resistance. Combining PEGylation with micellar nanolithography allowed the formation of gold nanoparticle arrays on glass and selecti...

journal_title：Biomaterials

authors： Blümmel J,Perschmann N,Aydin D,Drinjakovic J,Surrey T,Lopez-Garcia M,Kessler H,Spatz JP

更新日期：2007-11-01 00:00:00

abstract：:Microstructure of thermal sprayed hydroxyapatite (HA) splats was characterized using transmission electron microscopy (TEM), and the formation mechanisms of micropores within the splats were investigated with the aid of simulated body fluids (SBF). High-velocity oxy-fuel and direct current (DC) plasma spray techniques...

journal_title：Biomaterials

authors： Li H,Khor KA,Cheang P

更新日期：2004-08-01 00:00:00

abstract：:Elasticity of cellular microenvironments strongly influences cell motility, phagocytosis, growth and differentiation. Currently, the relationship between the cell behaviour and matrix stiffness is being studied for cells seeded on planar substrates, however in three-dimensional (3D) microenvironments cells may experie...

journal_title：Biomaterials

authors： Kumachev A,Greener J,Tumarkin E,Eiser E,Zandstra PW,Kumacheva E

更新日期：2011-02-01 00:00:00

abstract：:Neural transplantation therapy using neural stem cells has received as potential treatments for neurodegenerative diseases. Indeed, this therapy is thought to be effective for replacement of degenerating neurons in restricted anatomical region. However, because injected neural stem cells integrate randomly into the ho...

journal_title：Biomaterials

authors： Kato-Negishi M,Tsuda Y,Onoe H,Takeuchi S

更新日期：2010-12-01 00:00:00

abstract：:A general solution of the diffusion equation for gas in polymers is developed by a numerical method. This solution allows diffusion to be calculated in all cases, by gas desorption after an incomplete adsorption, which is not the case for analytical solutions. When the analytical solutions are valid, both types of sol...

journal_title：Biomaterials

authors： Hennebert P

更新日期：1987-09-01 00:00:00

abstract：:The aim of the present study was to test the hypothesis that oligonucleotides can be used for anchorage and slow release of osteogenic growth factors such as BMP to enhance the osteogenic activity of a titanium implant surface. Strands of 60-mer non-coding DNA oligonucleotides (ODN) were bound to an acid-etched sandbl...

journal_title：Biomaterials

authors： Schliephake H,Bötel C,Förster A,Schwenzer B,Reichert J,Scharnweber D

更新日期：2012-02-01 00:00:00

abstract：:To develop efficient carriers for inner ear drug delivery, we prepared four kinds of phospholipid-based nanoparticles: neutral, anionic, cationic, and cationic-PEG (polyethyleneglycol) particles. PEG was used to maintain long-term particle circulation in the perilymph, avoiding non-specific binding of particles to pro...

journal_title：Biomaterials

authors： Yang KJ,Son J,Jung SY,Yi G,Yoo J,Kim DK,Koo H

更新日期：2018-07-01 00:00:00

abstract：:Driven by the clinical need for a strong tissue adhesive with elastomeric material properties, a departure from legacy crosslinking chemistries was sought as a multipurpose platform for tissue mending. A fresh approach to bonding wet substrates has yielded a synthetic biomaterial that overcomes the drawbacks of free-r...

journal_title：Biomaterials

authors： Djordjevic I,Pokholenko O,Shah AH,Wicaksono G,Blancafort L,Hanna JV,Page SJ,Nanda HS,Ong CB,Chung SR,Chin AYH,McGrouther D,Choudhury MM,Li F,Teo JS,Lee LS,Steele TWJ

更新日期：2020-11-01 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