2-Methacryloyloxyethyl phosphorylcholine polymer (MPC)-coating improves the transfection activity of GALA-modified lipid nanoparticles by assisting the cellular uptake and intracellular dissociation of plasmid DNA in primary hepatocytes.

abstract：:Copolymers of N-(2-hydroxypropyl)methacrylamide (HPMA) are prototypic and well-characterized polymeric drug carriers that have been broadly implemented in the delivery of anticancer therapeutics. To demonstrate that polymers, as liposomes, can be used for simultaneously delivering multiple chemotherapeutic agents to t...

journal_title：Biomaterials

authors： Lammers T,Subr V,Ulbrich K,Peschke P,Huber PE,Hennink WE,Storm G

更新日期：2009-07-01 00:00:00

abstract：:Alzheimer's disease (AD) is characterized by the loss of neurogenesis and excessive induction of apoptosis. The induction of neurogenesis and inhibition of apoptosis may be a promising therapeutic approach to combating the disease. Celecoxib (CB), a cyclooxygenase-2 specific inhibitor, could offer neuroprotection. Spe...

journal_title：Biomaterials

authors： Guo JW,Guan PP,Ding WY,Wang SL,Huang XS,Wang ZY,Wang P

更新日期：2017-11-01 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：:Nano- to micro-structured biodegradable poly(L-lactide-co-epsilon-caprolactone) (PLCL) fabrics were prepared by electrospinning. Electrospun microfiber fabrics with different compositions of PLCL (mol% in feed; 70/30, 50/50, and 30/70), poly(L-lactide) (PLL) and poly(epsilon-caprolactone) (PCL) were obtained using met...

journal_title：Biomaterials

authors： Kwon IK,Kidoaki S,Matsuda T

更新日期：2005-06-01 00:00:00

abstract：:Gold nanoparticles have received a great deal of interest due to their unique optical and catalytic properties and biomedical applications. Developing applications as well as assessing associated risks requires an understanding of the interactions between Au nanoparticles (NPs) and biologically active substances. In t...

journal_title：Biomaterials

authors： He W,Zhou YT,Wamer WG,Hu X,Wu X,Zheng Z,Boudreau MD,Yin JJ

更新日期：2013-01-01 00:00:00

abstract：:A tissue-engineered substitute that facilitates large-volume regeneration of the subcutaneous adipose tissue layer is needed for reconstructive plastic surgery. Towards this goal, we describe the in vitro culture of primary human adipose-derived stem cells (ASC) seeded into placental decellular matrix (PDM) and cross-...

journal_title：Biomaterials

authors： Flynn LE,Prestwich GD,Semple JL,Woodhouse KA

更新日期：2008-04-01 00:00:00

abstract：:Medical implants used in oral and orthopaedic surgery are mainly produced from titanium. Their biological behaviour, e.g. osseointegration, essentially depends on both the chemical composition and the morphology of the surface. Modifications achieved by excimer laser irradiation of titanium samples were investigated i...

journal_title：Biomaterials

authors： Bereznai M,Pelsöczi I,Tóth Z,Turzó K,Radnai M,Bor Z,Fazekas A

更新日期：2003-10-01 00:00:00

abstract：:Seven nominally identical samples of Na-free carbonate apatite (CO(3)Ap) were prepared by reaction of CaHPO(4) with ammonium carbonate solution at 70 degrees C over 3 days. They were studied by chemical analysis, Rietveld analysis of powder X-ray diffraction (XRD) data, Ca/P ratio determinations (quantitative phase an...

journal_title：Biomaterials

authors： Wilson RM,Dowker SE,Elliott JC

更新日期：2006-09-01 00:00:00

abstract：:Efficacy of different chemical treatments on calcification of vascular graft in vitro and in vivo was studied. Culture medium-filled rat aortas were separately treated in 0.2% glutaraldehyde and epoxy compound, and photooxidized in 0.01% methylene blue for a shorter period (group 1). Another group of rat aortas were s...

journal_title：Biomaterials

authors： Chanda J,Kondoh K,Ijima K,Matsukawa M,Kuribayashi R

更新日期：1998-09-01 00:00:00

abstract：:Calcium phosphate coatings were deposited on titanium plate by an electrochemical method in simulated body fluid at 5-62 degrees C. X-ray diffractometry and FTIR studies demonstrated that the deposits at 5, 22 and 37 degrees C were amorphous and those at 52 and 62 degrees C contained Mg(OH)2, CaCO3 and carbonate apati...

journal_title：Biomaterials

authors： Ban S,Maruno S

更新日期：1995-09-01 00:00:00

abstract：:Nanoparticle-induced autophagy is crucial for its metabolism, cytotoxicity and therapy potency, but little is known about how the host immune system would respond to it. In this study, we demonstrated that two clinically used superparamagnetic iron oxide nanoparticles (SPIONs) specifically induced macrophage autophagy...

journal_title：Biomaterials

authors： Jin R,Liu L,Zhu W,Li D,Yang L,Duan J,Cai Z,Nie Y,Zhang Y,Gong Q,Song B,Wen L,Anderson JM,Ai H

更新日期：2019-05-01 00:00:00

abstract：:Composite particles made by growing nanoscopic silicon wires from the surface of monodispersed, microsized silica beads were tested in this study for their ability to affect the integrity and permeability of an epithelial cell layer. Polyethylene glycol (PEG) is known to sterically stabilize particles and prevent prot...

journal_title：Biomaterials

authors： Uskoković V,Lee PP,Walsh LA,Fischer KE,Desai TA

更新日期：2012-02-01 00:00:00

abstract：:The protective role of different dentine fractions and of dentine slices in moderating the cytotoxicity of zinc oxide eugenol (ZOE) was investigated. The collagen fraction of dentine powder provided increased protection over intact powder. Slices of dentine offered greater protection probably by providing a physical b...

journal_title：Biomaterials

authors： Meryon SD,Jakeman KJ

更新日期：1986-11-01 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：:In this work, five self-assembled monolayers (SAMs) and three polymeric brushes with very low fibrinogen adsorption were prepared. The five SAMs are oligo(ethylene glycol) (OEG), phosphorylcholine (PC), oligo(phosphorylcholine) (OPC), and two mixed positively and negatively charged SAMs of SO(3)(-)/N(+)(CH(3))(3) (SA/...

journal_title：Biomaterials

authors： Zhang Z,Zhang M,Chen S,Horbett TA,Ratner BD,Jiang S

更新日期：2008-11-01 00:00:00

abstract：:This experimental investigation aims at revealing the mechanical behaviour and failure pattern of direct fibre-reinforced resin-bonded dental bridge with various designs. To evaluate the overall effects of some newly developed dental materials, in the experiment, genuine composite dental bridge specimens are prepared ...

journal_title：Biomaterials

authors： Li W,Swain MV,Li Q,Ironside J,Steven GP

更新日期：2004-09-01 00:00:00

abstract：:The incidence of Parkinson's disease (PD), the second most common neurodegenerative disorder, has increased exponentially as the global population continues to age. Although the etiological factors contributing to PD remain uncertain, its average incidence rate is reported to be 1% of the global population older than ...

journal_title：Biomaterials

authors： Karthivashan G,Ganesan P,Park SY,Lee HW,Choi DK

更新日期：2020-02-01 00:00:00

abstract：:Tumor-homing cytotoxic stem cell (SC) therapy is a promising new approach for treating the incurable brain cancer glioblastoma (GBM). However, problems of retaining cytotoxic SCs within the post-surgical GBM resection cavity are likely to significantly limit the clinical utility of this strategy. Here, we describe a n...

journal_title：Biomaterials

authors： Bagó JR,Pegna GJ,Okolie O,Hingtgen SD

更新日期：2016-04-01 00:00:00

abstract：:Constitutive models are developed, based on the results of confined compression testing, to describe the visco-elastic, and non-linear elasto-plastic behaviour of morsellised cortico-cancellous bone (MCB). It is found that the elastic modulus, E of MCB can be expressed as a linear function of the applied pressure, p. ...

journal_title：Biomaterials

authors： Phillips A,Pankaj P,May F,Taylor K,Howie C,Usmani A

更新日期：2006-03-01 00:00:00

abstract：:The synthesis of a new potential anti-thrombogenic polymer is described. Limited halogenation of an aryloxy-substituted polyphosphazene, followed by quaternization with triethylamine yielded a polymer capable of forming polyelectrolyte complexes with sodium heparin. The results of preliminary clotting tests with bovin...

journal_title：Biomaterials

authors： Neenan TX,Allcock HR

更新日期：1982-04-01 00:00:00

abstract：:Targeted tumor imaging and efficient specific gene delivery in vivo has been one of the main challenges in gene-based cancer diagnosis and therapy. Herein, we engineered a citric acid-based polymer with intrinsical photoluminescence and gene loading capacity to achieve targeted delivery of siRNA and tumor imaging in v...

journal_title：Biomaterials

authors： Wang M,Guo Y,Xue Y,Niu W,Chen M,Ma PX,Lei B

更新日期：2019-04-01 00:00:00

abstract：:A method to fabricate porous, biodegradable conduits using a combined injection molding, thermally induced phase transition technique was developed which produced conduits with dimensionally toleranced, longitudinally aligned channels. The geometry of the channels was designed to approximate the architecture of periph...

journal_title：Biomaterials

authors： Sundback C,Hadlock T,Cheney M,Vacanti J

更新日期：2003-02-01 00:00:00

abstract：:Implant stability is not only a function of strength but also depends on the fixation established with surrounding tissues [Robertson DM, Pierre L, Chahal R. Preliminary observations of bone ingrowth into porous materials. J Biomed Mater Res 1976;10:335-44]. In the past, such stability was primarily achieved using scr...

journal_title：Biomaterials

authors： Ryan G,Pandit A,Apatsidis DP

更新日期：2006-05-01 00:00:00

abstract：:Sintering reactions and fine structures of the biocomposites prepared from powder mixtures of titanium ( alpha -Ti), hydroxyapatite (HA) and bioactive glass (BG) (SiO2-CaO-P2O5-B2O3-MgO-TiO2-CaF2) were investigated by X-ray diffraction and transmission electron microscopy. The results showed that complex reactions amo...

journal_title：Biomaterials

authors： Ning CQ,Zhou Y

更新日期：2004-08-01 00:00:00

abstract：:Sol-gel derived porous silica carriers for the controlled release of proteins were synthesized using a room temperature process. The materials are intended to serve as both substrates for bone growth as well as to allow incorporated proteins such as growth factors to diffuse out and stimulate cell function and tissue ...

journal_title：Biomaterials

authors： Santos EM,Radin S,Ducheyne P

更新日期：1999-09-01 00:00:00

abstract：:Four commercial hydroxyapatites (both natural and synthetic) were tested to assess transformations of the chemical and crystalline structure following variation of temperature from 20 to 1600 degrees C. The thermal behaviour of hydroxyapatite is relevant for biomedical applications such as plasma spraying of metallic ...

journal_title：Biomaterials

authors： Locardi B,Pazzaglia UE,Gabbi C,Profilo B

更新日期：1993-05-01 00:00:00

abstract：:In vitro tissue engineered models are poised to have significant impact on disease modeling and preclinical drug development. Reliable methods to induce microvascular networks in such microphysiological systems are needed to improve the size and physiological function of these models. By systematically engineering sev...

journal_title：Biomaterials

authors： Brown A,He H,Trumper E,Valdez J,Hammond P,Griffith LG

更新日期：2020-06-01 00:00:00

abstract：:The adsorption of chondroitin-4-sulphate (C4S) and heparin onto titanium has been studied in the absence and presence of bovine serum albumin (BSA). Isotherm data (0.02 M calcium acetate, pH 6.8) have shown that BSA in solution and BSA-coated titanium result in decreased adsorption for both C4S and heparin. For the BS...

journal_title：Biomaterials

authors： Hughes Wassell DT,Embery G

更新日期：1997-08-01 00:00:00

abstract：:A facile and efficient method to immobilize bioactive proteins onto polymeric substrate was established. Testis-specific protease 50 (TSP50) was immobilized on ultrafine biodegradable polymer fibers, i.e., (1) to prepare a propargyl-containing polymer P(LA90-co-MPC10) by introducing propargyl group into a cyclic carbo...

journal_title：Biomaterials

authors： Shi Q,Chen X,Lu T,Jing X

更新日期：2008-03-01 00:00:00

abstract：:Realization of systems able to both recruit cells and influence their fate (affecting their processes) represents a new approach for tissue regeneration. We investigated the potency of gene activated matrix (GAM) and implemented the GAM strategy in order to achieve a control of gene expression, as well as a specific c...

journal_title：Biomaterials

authors： Orsi S,De Capua A,Guarnieri D,Marasco D,Netti PA

更新日期：2010-01-01 00:00:00