Constitutive modeling of ultra-high molecular weight polyethylene under large-deformation and cyclic loading conditions.

abstract：:The adsorption of bovine serum albumin (BSA) on to titanium powder has been studied as a function of protein concentration and pH, and in the presence of calcium and phosphate ions. Isotherm data have shown that the adsorption process does not follow the Langmuir model (inflection points). The maximum adsorption (Adma...

journal_title：Biomaterials

authors： Wassell DT,Embery G

更新日期：1996-05-01 00:00:00

abstract：:Drug-loaded implants have attracted considerable attention in cancer treatment due to their precise delivery of drugs into cancer tissues. Contrary to injected drug delivery, the application of drug-loaded implants remains underutilized given the requirement for a surgical operation. Nevertheless, drug-loaded implants...

journal_title：Biomaterials

authors： Yang Y,Qiao X,Huang R,Chen H,Shi X,Wang J,Tan W,Tan Z

更新日期：2020-02-01 00:00:00

abstract：:A graft copolymer having poly(L-lysine) (PLL) as the backbone and monomethoxy poly(ethylene glycol) (MPEG) as pendent chains was synthesized. This polycationic copolymer was used to form microcapsules with sodium alginate, a polyanion. Microcapsules and model surfaces formed with PLL-graft-MPEG demonstrated reduced pr...

journal_title：Biomaterials

authors： Sawhney AS,Hubbell JA

更新日期：1992-01-01 00:00:00

abstract：:Biological processes are of great significance for the normal physiological functions of living organisms and closely related to the health. Monitoring of biological processes and diagnosis of diseases based on fluorescent techniques would provide comprehensive insight into mechanism of life and pathogenesis of diseas...

journal_title：Biomaterials

authors： Gu X,Kwok RTK,Lam JWY,Tang BZ

更新日期：2017-11-01 00:00:00

abstract：:The in vitro response in simulated body fluid (SBF) of silicate glass coatings on Ti6A14V was evaluated. Glasses belonging to the SiO2-CaO-MgO-Na2O-K2O-P2O5 system were used to prepare 50-70 m thick coatings on Ti6Al4V, employing a simple enameling technique. Glasses with silica content higher than 55 wt% can be used ...

journal_title：Biomaterials

authors： Saiz E,Goldman M,Gomez-Vega JM,Tomsia AP,Marshall GW,Marshall SJ

更新日期：2002-09-01 00:00:00

abstract：:The design of peptide-based subunit vaccine formulations for the direct delivery of tumor antigen peptides (Aps) to dendritic cells (DCs) localized within draining lymph nodes (DLNs) is challenging. Mature DCs (mDCs) are abundantly distributed within DLNs but have dramatically reduced endocytic uptake and antigen-proc...

journal_title：Biomaterials

authors： Qian Y,Jin H,Qiao S,Dai Y,Huang C,Lu L,Luo Q,Zhang Z

更新日期：2016-08-01 00:00:00

abstract：:Osteogenic agents, such as bone morphogenetic protein-2 (BMP-2), can stimulate the degradation as well as the formation of bone. Hence, they could impair the osteoconductivity of functionalized implant surfaces. We assessed the effects of BMP-2 and its mode of delivery on the osteoconductivity of dental implants with ...

journal_title：Biomaterials

authors： Liu Y,Enggist L,Kuffer AF,Buser D,Hunziker EB

更新日期：2007-06-01 00:00:00

abstract：:Non-invasive approaches to assess tissue function could improve significantly current methods to diagnose diseases and optimize engineered tissues. In this study, we describe a two-photon excited fluorescence microscopy approach that relies entirely on endogenous fluorophores to dynamically quantify functional metabol...

journal_title：Biomaterials

authors： Quinn KP,Bellas E,Fourligas N,Lee K,Kaplan DL,Georgakoudi I

更新日期：2012-07-01 00:00:00

abstract：:We present a facile synthesis of europium-doped gadolinium sulfide (GdS:Eu(3+)) opto-magnetic nanoparticles (NPs) via sonochemistry. Their photoluminescence and strong paramagnetic properties enable these NPs to be utilized as an in vitro cell imaging and in vivo T(1)-weighted MR imaging probe. The GdS:Eu(3+) NPs have...

journal_title：Biomaterials

authors： Jung J,Kim MA,Cho JH,Lee SJ,Yang I,Cho J,Kim SK,Lee C,Park JK

更新日期：2012-08-01 00:00:00

abstract：:Bioactive composites composed of hydroxyapatite containing glass (HA-G) as a coating and titanium (Ti) or titanium alloy implants as a substrate were prepared by the Cullet method. This method results in the HA-G coating layer on the substrate with a compositional gradient in HA concentration. The results of in vitro ...

journal_title：Biomaterials

authors： Yamada K,Imamura K,Itoh H,Iwata H,Maruno S

更新日期：2001-08-01 00:00:00

abstract：:The pore architecture in 3-D polymeric scaffoldings plays a critical role in tissue engineering as it provides the framework for the seeded cells to organize into a functioning tissue. In the present paper, we investigate the effect of freezing regime on the pore microstructure in 3-D alginate scaffolds, fabricated by...

journal_title：Biomaterials

authors： Zmora S,Glicklis R,Cohen S

更新日期：2002-10-01 00:00:00

abstract：:We have previously shown that the high-affinity streptavidin (SA)-biotin interaction enhanced the initial integrin-mediated adhesion of biotinylated endothelial cells to SA-coated surface by serving as an extrinsic bond to stabilize and enhance the intrinsic fibronectin-integrin binding between the cell and surface. H...

journal_title：Biomaterials

authors： Chan BP,Chilkoti A,Reichert WM,Truskey GA

更新日期：2003-02-01 00:00:00

abstract：:A surface graft polymer with one or two phosphorylcholine (PC) polarheads at the terminus of the growing chain end was prepared by sequential reactions on a glass substrate. The dithiocarbamate group covalently bound to glass surfaces was derivatized with one or two PC groups and then irradiated with ultraviolet light...

journal_title：Biomaterials

authors： Matsuda T,Kaneko M,Ge S

更新日期：2003-11-01 00:00:00

abstract：:Pectin-derived matrices are now being examined and tested for controlled drug delivery. Pectin is intact in the upper gastrointestinal tract and degraded by colonic microflora. The composition of this microflora remains relatively consistent across a diverse human population. Thus, pectin-derived drug carriers provide...

journal_title：Biomaterials

authors： Liu L,Fishman ML,Kost J,Hicks KB

更新日期：2003-08-01 00:00:00

abstract：:Micro-computed tomography (micro-CT) is an emerging imaging modality, due to the low cost of the imagers as well as their efficiency in establishing high-resolution (1-100 μm) three-dimensional images of small laboratory animals and facilitating rapid, structural and functional in vivo visualization. However use of a ...

journal_title：Biomaterials

authors： Li X,Anton N,Zuber G,Zhao M,Messaddeq N,Hallouard F,Fessi H,Vandamme TF

更新日期：2013-01-01 00:00:00

abstract：:We report on the fabrication of multifunctional polymeric unimolecular micelles as an integrated platform for cancer targeted drug delivery and magnetic resonance imaging (MRI) contrast enhancement under in vitro and in vivo conditions. Starting from a fractionated fourth-generation hyperbranched polyester (Boltorn H4...

journal_title：Biomaterials

authors： Li X,Qian Y,Liu T,Hu X,Zhang G,You Y,Liu S

更新日期：2011-09-01 00:00:00

abstract：:A surface functionalization strategy that produces substrates with well-controlled ligand density is critical to investigating the role of cell-substrate interactions in regulating cell adhesion, viability, migration, proliferation and differentiation. Towards this end, we have designed and synthesized a triblock prot...

journal_title：Biomaterials

authors： Fischer SE,Liu X,Mao HQ,Harden JL

更新日期：2007-08-01 00:00:00

abstract：:This study reported the encapsulation of liver microsomes into a thermosensitive hydrogel to characterize drug metabolism and predict drug effects. Pluronic(®)F-127 (F127) and acrylamide-bisacrylamide (Acr-Bis) were utilized as the two precursors. After chemical crosslinking catalyzed by ammonium persulfate (APS) and ...

journal_title：Biomaterials

authors： Yang H,Zheng Y,Zhao B,Shao T,Shi Q,Zhou N,Cai W

更新日期：2013-12-01 00:00:00

abstract：:An implantable, anti-microbial delivery device for the treatment of periodontal disease has been developed. In this polymer-based delivery system, the encapsulation efficiency, release characteristics, and bioactivity of anti-microbial agent were controlled by the complexation of the drug with cyclodextrins of differi...

journal_title：Biomaterials

authors： Yue IC,Poff J,Cortés ME,Sinisterra RD,Faris CB,Hildgen P,Langer R,Shastri VP

更新日期：2004-08-01 00:00:00

abstract：:The purpose of the present work was to examine the effect of different Ti-6Al-4V surface treatments on osteoblasts behaviour. Previous work in this laboratory has demonstrated that an ageing treatment reduces metal ion release from this alloy compared to standard passivation procedures. In this study. human osteosarco...

journal_title：Biomaterials

authors： Ku CH,Pioletti DP,Browne M,Gregson PJ

更新日期：2002-03-01 00:00:00

abstract：:Fracture toughness and hardness properties of CaO-P2O5 glass-reinforced hydroxyapatite composites have been assessed using indentation techniques and results calculated according to Laugier and Evans' equations. Both properties showed to be dependent upon several microstructural characteristics, namely residual porosi...

journal_title：Biomaterials

authors： Lopes MA,Monteiro FJ,Santos JD

更新日期：1999-11-01 00:00:00

abstract：:A major role of respiratory mucus is to trap inhaled particles, including pathogens and environmental particulates, to limit body exposure. Despite the tremendous health implications, how particle size and surface chemistry affect mobility in respiratory mucus from humans without lung disease is not known. We prepared...

journal_title：Biomaterials

authors： Schuster BS,Suk JS,Woodworth GF,Hanes J

更新日期：2013-04-01 00:00:00

abstract：:Porous scaffolds for skin tissue engineering were fabricated by freeze-drying the mixture of collagen and chitosan solutions. Glutaraldehyde (GA) was used to treat the scaffolds to improve their biostability. Confocal laser scanning microscopy observation confirmed the even distribution of these two constituent materi...

journal_title：Biomaterials

authors： Ma L,Gao C,Mao Z,Zhou J,Shen J,Hu X,Han C

更新日期：2003-11-01 00:00:00

abstract：:We design a class of water-dispersible hybrid nanogels for intracellular delivery of hydrophobic curcumin. The core-shell structured hybrid nanogels were synthesized by coating the Ag/Au bimetallic nanoparticles (NPs) with a hydrophobic polystyrene (PS) gel layer as inner shell, and a subsequent thin hydrophilic nonli...

journal_title：Biomaterials

authors： Wu W,Shen J,Banerjee P,Zhou S

更新日期：2011-01-01 00:00:00

abstract：:The incorporation of growth factors into new methylidene malonate 2.1.2-based biocompatible polymeric blends of oligomers and polymers to improve their stability and controlled release was investigated. Five growth factors were used in this study: FGF2, PDGF, TGF-beta, NGF and GM-CSF. Formulation in poly(methylidene m...

journal_title：Biomaterials

authors： Désiré L,Mysiakine E,Bonnafous D,Couvreur P,Sagodira S,Breton P,Fattal E

更新日期：2006-04-01 00:00:00

abstract：:A comparative in vitro assessment of 4 types of tubing representative of the materials currently used in cardiopulmonary bypass (CPB) procedures was conducted under static conditions using liquid extracts of the materials or direct contact with fresh human blood or serum. The parameters monitored were biomarkers of co...

journal_title：Biomaterials

authors： Harmand MF,Briquet F

更新日期：1999-09-01 00:00:00

abstract：:Hydroxyapatite (HA) and beta-tricalcium phosphate (TCP) were studied by computer graphics with a personal computer. Crystal models of fluoridated hydroxyapatite and fluorapatite, in which F- ions are substituted into some or all OH- positions, were also drawn. Data on the structural coordinates of the hydroxyapatite a...

journal_title：Biomaterials

authors： Okazaki M,Sato M

更新日期：1990-10-01 00:00:00

abstract：:Thermosensitive "micellar hydrogel" is prepared based on poly(ε-caprolactone-co- 1,4,8-trioxa[4.6]spiro-9-undecanone)-b-poly(ethylene glycol)- b-poly(ε-caprolactone- co-1,4,8-trioxa[4.6]spiro-9-undecanone) (PECT) triblock copolymer. Fluorescence resonance energy transfer (FRET) is adopted to explore its assembly (form...

journal_title：Biomaterials

authors： Huang P,Song H,Zhang Y,Liu J,Cheng Z,Liang XJ,Wang W,Kong D,Liu J

更新日期：2017-11-01 00:00:00

abstract：:The effect of inclusion of an immobilization matrix and the capsule membrane permeability on the viability, metabolic activity, and proliferation of encapsulated HEK cells was investigated in vitro. In the absence of a matrix, a particular transfected HEK cell line formed a single aggregate in the core of the poly(hyd...

journal_title：Biomaterials

authors： Lahooti S,Sefton MV

更新日期：2000-05-01 00:00:00

abstract：:We describe the design of original nanocarriers that allows for ultrahigh chromophore loading while maintaining the photo-activity of each individual molecule. They consist in shells of charged biocompatible polymers grafted on gold nanospheres. The self-organization of extended polymer chains results from repulsive c...

journal_title：Biomaterials

authors： Navarro JR,Lerouge F,Cepraga C,Micouin G,Favier A,Chateau D,Charreyre MT,Lanoë PH,Monnereau C,Chaput F,Marotte S,Leverrier Y,Marvel J,Kamada K,Andraud C,Baldeck PL,Parola S

更新日期：2013-11-01 00:00:00