A model for simultaneous crystallisation and biodegradation of biodegradable polymers.

abstract：:Drug hepatotoxicity testing requires in vitro hepatocyte culture to maintain the long-term and stable liver specific functions. We developed a drug testing platform based on laminar-flow immediate-overlay hepatocyte sandwich perfusion culture. The immediate-overlay sandwich (collagen-coated porous polymeric membrane a...

journal_title：Biomaterials

authors： Xia L,Ng S,Han R,Tuo X,Xiao G,Leo HL,Cheng T,Yu H

更新日期：2009-10-01 00:00:00

abstract：:Chitosan (CHT)/poly(ɛ-caprolactone) (PCL) blend 3D fiber-mesh scaffolds were studied as possible support structures for articular cartilage tissue (ACT) repair. Micro-fibers were obtained by wet-spinning of three different polymeric solutions: 100:0 (100CHT), 75:25 (75CHT) and 50:50 (50CHT) wt.% CHT/PCL, using a commo...

journal_title：Biomaterials

authors： Neves SC,Moreira Teixeira LS,Moroni L,Reis RL,Van Blitterswijk CA,Alves NM,Karperien M,Mano JF

更新日期：2011-02-01 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：:Controlled delivery of bioactive molecules to modulate or control biological processes has a number of clinical applications. The present study reports a delivery system which was designed to deliver growth factors locally to a fracture site. Ethylene vinyl acetate copolymer (EVAc), bovine serum albumin (BSA) and plat...

journal_title：Biomaterials

authors： Walsh WR,Kim HD,Jong YS,Valentini RF

更新日期：1995-11-01 00:00:00

abstract：:Characterization of complex adsorbed protein films is a critical aspect of biomaterials science, particularly in understanding the in vivo response to biomaterials. The surface analysis techniques electron spectroscopy for chemical analysis (ESCA) and time-of-flight secondary ion mass spectrometry (ToF-SIMS) are parti...

journal_title：Biomaterials

authors： Wagner MS,Horbett TA,Castner DG

更新日期：2003-05-01 00:00:00

abstract：:The integrin α5β1 plays a major role in corneal wound healing by promoting epithelial cell adhesion and migration over the fibronectin matrix secreted as a cellular response to corneal damage. Expression of α5 is induced when rabbit corneal epithelial cells (RCECs) are grown in the presence of fibronectin. Here, we ex...

journal_title：Biomaterials

authors： Lake J,Zaniolo K,Gaudreault M,Carrier P,Deschambault A,Bazin R,Germain L,Salesse C,Guérin SL

更新日期：2013-09-01 00:00:00

abstract：:Multiblock, high molecular weight, linear, backbone degradable HPMA copolymer-prostaglandin E1 (PGE1) conjugate has been synthesized by RAFT polymerization mediated by a new bifunctional chain transfer agent (CTA), which contains an enzymatically degradable oligopeptide sequence flanked by two dithiobenzoate groups, f...

journal_title：Biomaterials

authors： Pan H,Sima M,Miller SC,Kopečková P,Yang J,Kopeček J

更新日期：2013-09-01 00:00:00

abstract：:Films of polyoxyethylene network were prepared from two types of triethoxysilane-terminated prepolymers. In this way, films of polyoxyethylene network with possible applications in the biomedical field could be made easier. To test their biocompatibility, these networks were added to organ cultures of adult human skin...

journal_title：Biomaterials

authors： Beele H,Thierens H,Deveux R,Goethals E,de Ridder L

更新日期：1992-01-01 00:00:00

abstract：:To prevent bone metastasis, we developed polyethylene glycol (PEG)-conjugated aspartic acid (Asp)-modified liposomes (PEG-Asp-Lipo) as a bone-targeting carrier of paclitaxel (PTX) by using Asp-modified 1,2-dipalmitoyl-sn-glycero-3-phosphoethanolamine (DPPE-Asp). The affinity of Asp-modified liposomes to hydroxyapatite...

journal_title：Biomaterials

authors： Yamashita S,Katsumi H,Hibino N,Isobe Y,Yagi Y,Tanaka Y,Yamada S,Naito C,Yamamoto A

更新日期：2018-02-01 00:00:00

abstract：:The ultimate goal of implantation of biomaterials in the skeleton is to reach full integration of the non-living implant with the living bone. The biomaterial can be used much as a bone graft, resorbing or dissolving as bone growth occurs, and the end result is a new remoulded bone. Calcium pyrophosphate, Ca2P2O7, is ...

journal_title：Biomaterials

authors： Lin FH,Lin CC,Lu CM,Liu HC,Sun JS,Wang CY

更新日期：1995-07-01 00:00:00

abstract：:The Raman laser and infrared spectra of doped bio-active glasses of the 45S5 type are presented and discussed. The spectroscopic results show that the doping agents cause the destruction of the basic glass structure and the consequent formation of SiO4(4-) units in the glass network. When the doped glasses have been i...

journal_title：Biomaterials

authors： Krajewski A,Ravaglioli A,Bertoluzza A,Monti P,Battaglia MA,Pizzoferrato A,Olmi R,Moroni A

更新日期：1988-11-01 00:00:00

abstract：:Boiling diluted alkali incubation was found to be an effective way to prepare bioactive Ti6Al4V surfaces, whether polished or not, as indicated in vitro after immersion in two different supersaturated calcification solutions (SCSs). The induction of calcium phosphate (Ca-P) precipitation from the SCSs is most probably...

journal_title：Biomaterials

authors： Wen HB,de Wijn JR,Cui FZ,de Groot K

更新日期：1998-01-01 00:00:00

abstract：:Vascular endothelial growth factor (VEGF) has been extensively investigated to promote vascularization at damaged or diseased sites and in tissue implants. Here we are interested in determining if the manner in which VEGF is presented from a scaffold to endothelial cells influences the architecture of the blood vessel...

journal_title：Biomaterials

authors： Anderson SM,Siegman SN,Segura T

更新日期：2011-10-01 00:00:00

abstract：:The in vivo evaluation, in New Zealand rabbits, of a SiO(2)-P(2)O(5)-CaO sol-gel glass and a SiO(2)-P(2)O(5)-CaO-MgO glass-ceramic, both bioactive in Kokubo's simulated body fluid (SBF), is presented. Bone defects, performed in the lateral aspect of distal right femoral epiphysis, 5mm in diameter and 4mm in depth, wer...

journal_title：Biomaterials

authors： Gil-Albarova J,Garrido-Lahiguera R,Salinas AJ,Román J,Bueno-Lozano AL,Gil-Albarova R,Vallet-Regí M

更新日期：2004-08-01 00:00:00

abstract：:At the present time, three poly(ortho ester) systems have been described. The first one was developed at the Alza Corporation and is prepared by the transesterification reaction between a diol and diethoxytetrahydrofuran. It is currently marketed under the trade name of Alzamer. A second poly(ortho ester) system, deve...

journal_title：Biomaterials

authors： Heller J

更新日期：1990-11-01 00:00:00

abstract：:Endochondral ossification plays a key role in the bone healing process, which requires normal cartilage callus formation. Progranulin (PGRN) growth factor is known to enhance chondrocyte differentiation and endochondral ossification during development, yet whether PGRN also plays a role in bone regeneration remains un...

journal_title：Biomaterials

authors： Zhao YP,Tian QY,Frenkel S,Liu CJ

更新日期：2013-09-01 00:00:00

abstract：:Chitosan-based nanofibers with an average fiber diameter controllable from a few microns down to approximately 40 nm and a narrow size distribution were fabricated by electrospinning solutions containing chitosan, polyethylene oxide (PEO), and Triton X-100. Rheological study showed a strong dependence of spinnability ...

journal_title：Biomaterials

authors： Bhattarai N,Edmondson D,Veiseh O,Matsen FA,Zhang M

更新日期：2005-11-01 00:00:00

abstract：:The aim of this in vitro study was to evaluate the antimicrobial activity, the substantivity, and surface effects of the inclusion compound tetracycline: beta-cyclodextrin on bovine roots. The antimicrobial activity was assessed by dentine slabs which had been immersed in the inclusion complex in concentrations 8.0%, ...

journal_title：Biomaterials

authors： Pataro AL,Franco CF,Santos VR,Cortés ME,Sinisterra RD

更新日期：2003-03-01 00:00:00

abstract：:Previously we have formulated a new cationic emulsion, composed of 3beta [N-(N',N'-dimethylaminoethane) carbamoyl] cholesterol and dioleoylphosphatidyl ethanolamine, castor oil and Tween 80, and it efficiently delivered plasmid DNA into various cancer cells with low toxicity. Chitosan is a natural cationic polysacchar...

journal_title：Biomaterials

authors： Lee MK,Chun SK,Choi WJ,Kim JK,Choi SH,Kim A,Oungbho K,Park JS,Ahn WS,Kim CK

更新日期：2005-05-01 00:00:00

abstract：:Polydimethylsiloxanes exhibit hydrophobic behaviour and poor wettability. These features impose some problems with the clinical performance of the material when used for the construction of intraoral and extraoral facial prostheses. Surface active agents were added to modify the surface energy of the polydimethylsilox...

journal_title：Biomaterials

authors： Polyzois GL,Winter RW,Stafford GD

更新日期：1991-01-01 00:00:00

abstract：:AuCu and AuAg alloys (30 at. % Au) have been immersed in aqueous solutions of chloride and sulphide with additions of protein (mucin). The surfaces of the alloys were subsequently analysed by means of ESCA and compared with previous and similar tests without addition of mucin. No noticeable effect of the mucin additio...

journal_title：Biomaterials

authors： Herø H,Hultquist G,Odén A

更新日期：1985-11-01 00:00:00

abstract：:Myoepithelial cells are flat, stellate cells present in exocrine tissues including the salivary glands. While myoepithelial cells have been studied extensively in mammary and lacrimal gland tissues, less is known of the function of myoepithelial cells derived from human salivary glands. Several groups have isolated tu...

journal_title：Biomaterials

authors： Ozdemir T,Srinivasan PP,Zakheim DR,Harrington DA,Witt RL,Farach-Carson MC,Jia X,Pradhan-Bhatt S

更新日期：2017-10-01 00:00:00

abstract：:Astroglial cell survival and ion channel activity are relevant molecular targets for the mechanistic study of neural cell interactions with biomaterials and/or electronic interfaces. Astrogliosis is the most typical reaction to in vivo brain implants and needs to be avoided by developing biomaterials that preserve ast...

journal_title：Biomaterials

authors： Benfenati V,Toffanin S,Capelli R,Camassa LM,Ferroni S,Kaplan DL,Omenetto FG,Muccini M,Zamboni R

更新日期：2010-11-01 00:00:00

abstract：:Neural stem cells (NSCs) have the capacity to differentiate into neurons, astrocytes, and oligodendrocytes. Accordingly, NSCs hold great promise in drug screening and treatment of several common diseases. However, a major obstacle in applied stem cell research is the limitation of synthetic matrices for culturing stem...

journal_title：Biomaterials

authors： Lewicka M,Hermanson O,Rising AU

更新日期：2012-11-01 00:00:00

abstract：:The clinical usefulness of brain machine interfaces that employ penetrating silicon microelectrode arrays is limited by inconsistent performance at chronic time points. While it is widely believed that elements of the foreign body response (FBR) contribute to inconsistent single unit recording performance, the relatio...

journal_title：Biomaterials

authors： Nolta NF,Christensen MB,Crane PD,Skousen JL,Tresco PA

更新日期：2015-01-01 00:00:00

abstract：:This article has been withdrawn consistent with Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy). The Publisher apologizes for any inconvenience this may cause. ...

journal_title：Biomaterials

authors： Chung BG,Du Y,Navaladi A,Khademhosseini A

更新日期：2008-06-03 00:00:00

abstract：:Approximately 285 million people worldwide suffer from diabetes, with insulin supplementation as the most common treatment measure. Regenerative medicine approaches such as a bioengineered pancreas has been proposed as potential therapeutic alternatives. A bioengineered pancreas will benefit from the development of a ...

journal_title：Biomaterials

authors： Goh SK,Bertera S,Olsen P,Candiello JE,Halfter W,Uechi G,Balasubramani M,Johnson SA,Sicari BM,Kollar E,Badylak SF,Banerjee I

更新日期：2013-09-01 00:00:00

abstract：:TiO(2)-coated biomaterials that have been excited with UV irradiation have demonstrated biocidal properties in environmental applications, including drinking water decontamination. However, this procedure has not been successfully applied towards the killing of pathogens on medical titanium-based implants, mainly beca...

journal_title：Biomaterials

authors： Gallardo-Moreno AM,Pacha-Olivenza MA,Fernández-Calderón MC,Pérez-Giraldo C,Bruque JM,González-Martín ML

更新日期：2010-07-01 00:00:00

abstract：:We studied non-implanted ultra-high molecular weight polyethylene (UHMWPE) knee components, that were gamma-sterilized in air and shelf-aged during 6 and 7 years, to explore fracture mechanisms in the degraded material. Prior to the fractography study, we assessed degradation through FTIR and optical density measureme...

journal_title：Biomaterials

authors： Puértolas JA,Larrea A,Gómez-Barrena E

更新日期：2001-08-01 00:00:00

abstract：:A class of designed self-assembling peptide nanofiber scaffolds with more than 99% water content has been shown to be a good biological material for cell culture. Here, we report the functionalization of one of these peptide scaffolds, RAD16-I (AcN-RADARADARADARADA-CONH2), by direct solid phase synthesis extension at ...

journal_title：Biomaterials

authors： Genové E,Shen C,Zhang S,Semino CE

更新日期：2005-06-01 00:00:00