Temporally degradable collagen-mimetic hydrogels tuned to chondrogenesis of human mesenchymal stem cells.

abstract：:Virus-based nanoparticles have shown promise as vehicles for delivering therapeutic genes. However, the rational design of viral vectors that enable selective tropism towards particular types of cells and tissues remains challenging. Here, we explored structural-functional relationships of the adeno-associated virus 2...

journal_title：Biomaterials

authors： Zhang C,Yao T,Zheng Y,Li Z,Zhang Q,Zhang L,Zhou D

更新日期：2016-02-01 00:00:00

abstract：:We report a preliminary study concerning the encapsulation modalities in nanoparticles of the anti-ischemic drug N6-cyclopentyladenosine (CPA) and its pro-drug 5'-octanoyl-CPA (Oct-CPA). The release of these compounds and the related pro-drug stability effects in human whole blood have been tested. Moreover, the influ...

journal_title：Biomaterials

authors： Dalpiaz A,Leo E,Vitali F,Pavan B,Scatturin A,Bortolotti F,Manfredini S,Durini E,Forni F,Brina B,Vandelli MA

更新日期：2005-04-01 00:00:00

abstract：:Heat treatment of an MgO-CaO-SiO2-P2O5 glass gave a glass ceramic containing crystalline apatite (Ca10(PO4)6O,F2] and beta-wollastonite (CaO,SiO2) in an MgO-CaO-SiO2 glassy matrix. It showed bioactivity and a fairly high mechanical strength which decreased only slowly, even under load-bearing conditions in the body. I...

journal_title：Biomaterials

authors： Kokubo T

更新日期：1991-03-01 00:00:00

abstract：:Hematopoietic stem cells (HSCs) are the vital, life-long source of all blood cell types. They are found in stem cell niches, specific anatomic locations that offer all the factors and signals necessary for the maintenance of the stem cell potential of HSCs. Much attention has been paid to the biochemical composition o...

journal_title：Biomaterials

authors： Altrock E,Muth CA,Klein G,Spatz JP,Lee-Thedieck C

更新日期：2012-04-01 00:00:00

abstract：:Employing equilibrium dialysis, the binding abilities of Cu, Al, Co and Cr ions from corroded Cu-Al and Co-Cr dental casting alloys towards human saliva and two of its gel chromatographic fractions were determined. Results indicate that both Cu and Co bind to human saliva i.e. 0.045 and 0.027 mg/mg protein, respective...

journal_title：Biomaterials

authors： Mueller HJ

更新日期：1985-05-01 00:00:00

abstract：:AISI 316L stainless steel (SS) is widely used in orthopaedic implantology, although biological complications may result from its insufficient mechanical and tribological properties. In order to improve the wear and corrosion resistance as well as the hardness of 316L SS, three surface treatments, derived from those ap...

journal_title：Biomaterials

authors： Bordji K,Jouzeau JY,Mainard D,Payan E,Delagoutte JP,Netter P

更新日期：1996-03-01 00:00:00

abstract：:Previous work developing particle-based acellular, artificial antigen presenting cells (aAPCs) has focused exclusively on spherical platforms. To explore the role of shape, we generated ellipsoidal PLGA microparticles with varying aspect ratios (ARs) and synthesized aAPCs from them. The ellipsoidal biomimetic aAPCs wi...

journal_title：Biomaterials

authors： Sunshine JC,Perica K,Schneck JP,Green JJ

更新日期：2014-01-01 00:00:00

abstract：:The objective of this study was to investigate the effect of repeated applications of a neutral NaF solution on the surface roughness of four conventional glass ionomer cements (GIC) (ChemFil Superior encapsulated, Fuji Cap II, Ketac-Fil and Hi Dense), three resin-modified (RM-) GIC (Fuji II LC encapsulated, Photac-Fi...

journal_title：Biomaterials

authors： De Witte AM,De Maeyer EA,Verbeeck RM

更新日期：2003-05-01 00:00:00

abstract：:The surface of polyetheretherketone (PEEK) was coated with a pure titanium (Ti) layer using an electron beam (e-beam) deposition method in order to enhance its biocompatibility and adhesion to bone tissue. The e-beam deposition method was a low-temperature coating process that formed a dense, uniform and well crystall...

journal_title：Biomaterials

authors： Han CM,Lee EJ,Kim HE,Koh YH,Kim KN,Ha Y,Kuh SU

更新日期：2010-05-01 00:00:00

abstract：:Ectopic expression of heme oxygenase-1 (HO-1) in ischemic tissue protects the tissue from apoptosis and necrosis and promotes angiogenesis. However, apoptosis and necrosis will decrease HO-1 gene transfection efficacy. We hypothesized that fibroblast growth factor-2 (FGF2) would attenuate ischemic damage during the in...

journal_title：Biomaterials

authors： Bhang SH,Kim JH,Yang HS,La WG,Lee TJ,Sun AY,Kim GH,Lee M,Kim BS

更新日期：2009-10-01 00:00:00

abstract：:Biodegradable and pH-sensitive hydrogels containing azoaromatic moieties were synthesized from the same polymeric precursors by two synthetic methods, namely a polymer-polymer reaction and cross-linking of polymeric precursors. The effect of the synthetic route employed and the detailed network structure on in vitro d...

journal_title：Biomaterials

authors： Ghandehari H,Kopecková P,Kopecek J

更新日期：1997-06-01 00:00:00

abstract：:A major goal of bone tissue engineering is to design better scaffold configuration and materials to better control osteoblast behavior. Nanoporous architecture has been shown to significantly affect cellular response. In this work, nanoporous alumina membranes were fabricated by a two-step anodization method to invest...

journal_title：Biomaterials

authors： Popat KC,Leary Swan EE,Mukhatyar V,Chatvanichkul KI,Mor GK,Grimes CA,Desai TA

更新日期：2005-08-01 00:00:00

abstract：:An independent assessment was performed of the results of woven carbon implants of mesh or rods into articular cartilage defects performed by two surgeons in the knees of 96 patients. Eight had symptomatic osteochondritis, 31 had chondromalacia patellae and 57 had early osteoarthritis. They were reviewed up to 5 yr af...

journal_title：Biomaterials

authors： Pongor P,Betts J,Muckle DS,Bentley G

更新日期：1992-01-01 00:00:00

abstract：:Local contact stresses at the bone-cement interface are thought to play an important role in the initiation of component loosening. A reduced-modulus bone cement can lower these local contact stresses. The viscoelastic properties of such a cement raised the question of long term subsidence of the implant system. In th...

journal_title：Biomaterials

authors： Yetkinler DN,Litsky AS

更新日期：1998-09-01 00:00:00

abstract：:The dynamic regulation of integrin-binding peptides is crucial for chondrogenic differentiation. Here, we revealed the feasibility for flexible modification of RGD by embedding a large molecular weight and slightly charged (isoelectric point, 6-6.25) RGD-chimeric protein (CBD-RGD) with cellulose-binding domain (CBD) i...

journal_title：Biomaterials

authors： Chang JC,Hsu SH,Chen DC

更新日期：2009-10-01 00:00:00

abstract：:Isostatic compression has rarely been used to load calcium-phosphate biomaterials with therapeutic agents. This report, concerning four processes associating vancomycin, compares isostatic compression with wet granulation, a classical method. In the wet granulation study, vancomycin was associated with biphasic calciu...

journal_title：Biomaterials

authors： Gautier H,Merle C,Auget JL,Daculsi G

更新日期：2000-02-01 00:00:00

abstract：:A glucose biosensor was fabricated with loading of glucose oxidase (GOx) into a new organic-inorganic hybrid nanocomposite. The preparation involves formation of silica network into a Nafion (perfluorosulfonate ionomer) and subsequent loading of polyaniline grafted multiwalled carbon nanotubes (MWNT-g-PANI) onto Nafio...

journal_title：Biomaterials

authors： Gopalan AI,Lee KP,Ragupathy D,Lee SH,Lee JW

更新日期：2009-10-01 00:00:00

abstract：:Porous calcium phosphate ceramics consisting of hydroxyapatite (HA) and tricalcium phosphate (TCP) with different HA to TCP ratio were implanted intramuscularly in rabbits for six months in order to carry out a comparative study on osteogenic activity of the ceramics. Bone formation was detected only in HT73 (HA to TC...

journal_title：Biomaterials

authors： Kurashina K,Kurita H,Wu Q,Ohtsuka A,Kobayashi H

更新日期：2002-01-01 00:00:00

abstract：:This study investigated a strategy by which antibodies are displayed to engage T cells. A peptide composite containing binding sites was characterized in vitro and explored as an injectable system in vivo. The composite consists of two amphiphilic peptides, AEAEAKAKAEAEAKAK (referred to as "EAK") and EAK appended with...

journal_title：Biomaterials

authors： Zheng Y,Wen Y,George AM,Steinbach AM,Phillips BE,Giannoukakis N,Gawalt ES,Meng WS

更新日期：2011-01-01 00:00:00

abstract：:Although folate exhibits many advantages over other targeting ligands, it has one major defect: poor water solubility. Once it was conjugated to hydrophilic drug carrier such as N-(2-hydroxypropyl) methacrylamide (HPMA) copolymer, the hydrophobic folate may be buried inside the random polymer coil and not exposed to b...

journal_title：Biomaterials

authors： Li L,Yang Q,Zhou Z,Zhong J,Huang Y

更新日期：2014-06-01 00:00:00

abstract：:We have synthesized a series of coumarins (1-3) that can emit fluorescence in a turn-on manner through a Michael-type reaction with thiol-containing compounds. The only difference among the coumarins is the position of a carboxyl group on its benzene ring moiety near the double-bond conjugated coumarin. Their selectiv...

journal_title：Biomaterials

authors： Jung HS,Pradhan T,Han JH,Heo KJ,Lee JH,Kang C,Kim JS

更新日期：2012-11-01 00:00:00

abstract：:Polydispersed poly(L-lactic acid) (PLLA) membranes comprised of blends of monodispersed PLLA of weight average molecular weight of 82,500 and 7600 were fabricated to investigate the effect of polydispersity on degradation characteristics. The PLLA blends exhibited large spherulites of high molecular weight chains embe...

journal_title：Biomaterials

authors： von Recum HA,Cleek RL,Eskin SG,Mikos AG

更新日期：1995-04-01 00:00:00

abstract：:The synthesis of poly(lactic acid) through polycondensation of the lactic acid monomer gave weight average molecular weights (Mw) lower than 1.6 x 10(4), whereas ring-opening polymerization of lactides in bulk at 130 degrees C for 72 h using stannous octoate as catalyst in the concentration range from 0.003 to 0.8 wt%...

journal_title：Biomaterials

authors： Hyon SH,Jamshidi K,Ikada Y

更新日期：1997-11-01 00:00:00

abstract：:A number of neurodegenerative disorders may potentially be treated by the delivery of therapeutic genes to neurons. Nonviral gene delivery systems, however, typically provide low transfection efficiency in post-mitotic differentiated neurons. To uncover mechanistic reasons for this observation, we compared gene transf...

journal_title：Biomaterials

authors： Suk JS,Suh J,Choy K,Lai SK,Fu J,Hanes J

更新日期：2006-10-01 00:00:00

abstract：:Mesenchymal stromal cells (hMSCs) are advancing into the clinic but the therapeutic efficacy of hMSCs faces the problem of donor variability. In bone tissue engineering, no reliable markers have been identified which are able to predict the bone-forming capacity of hMSCs prior to implantation. To this end, we isolated...

journal_title：Biomaterials

authors： Mentink A,Hulsman M,Groen N,Licht R,Dechering KJ,van der Stok J,Alves HA,Dhert WJ,van Someren EP,Reinders MJ,van Blitterswijk CA,de Boer J

更新日期：2013-06-01 00:00:00

abstract：:Mesoporous silica (MPS), synthesized via the supramolecular polymer templating method, is one of the most attractive nanomaterials for biomedical applications, such as drug delivery systems, labeling, and tissue engineering. The significant difference between MPS and general silica (colloidal silica) is the pore archi...

journal_title：Biomaterials

authors： Lee S,Yun HS,Kim SH

更新日期：2011-12-01 00:00:00

abstract：:One of the major obstacles in drug discovery is the lack of in vitro three-dimensional (3D) models that can capture more complex features of a disease.Here we established a in vitro physiological model of the metabolic syndrome (MS) using cell-assembly technique (CAT), which can assemble cells into designated places t...

journal_title：Biomaterials

authors： Xu M,Wang X,Yan Y,Yao R,Ge Y

更新日期：2010-05-01 00:00:00

abstract：:The engineering of functional skeletal muscle tissue substitutes holds promise for the treatment of various muscular diseases and injuries. However, no tissue fabrication technology currently exists for the generation of a relatively large and thick bioartificial muscle made of densely packed, uniformly aligned, and d...

journal_title：Biomaterials

authors： Bian W,Bursac N

更新日期：2009-03-01 00:00:00

abstract：:An increasing number of treatments of metastases rely on diagnostics and imaging these days. The facts that the activity of cathepsin B (CB) is markedly linked to the metastatic process and that CB is found highly expressed in the pericellular regions in this process make CB an attractive target for diagnosing metasta...

journal_title：Biomaterials

authors： Ryu JH,Na JH,Ko HK,You DG,Park S,Jun E,Yeom HJ,Seo DH,Park JH,Jeong SY,Kim IS,Kim BS,Kwon IC,Choi K,Kim K

更新日期：2014-02-01 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