Tissue engineering scaffolds using superstructures.

abstract：:Bioabsorbable internal fixation devices were introduced clinically in the treatment of fractures and osteotomies of the extremities at the Department of Orthopaedics and Traumatology, Helsinki University, in 1984. Since November 5, 1984, a total of 3200 patients were managed using bone or ligament fixation devices mad...

journal_title：Biomaterials

authors： Rokkanen PU,Böstman O,Hirvensalo E,Mäkelä EA,Partio EK,Pätiälä H,Vainionpää SI,Vihtonen K,Törmälä P

更新日期：2000-12-01 00:00:00

abstract：:In spite of good prospects for bone morphogenetic proteins (BMP) applications, an ideal carrier system for BMPs has not yet been identified. The purpose of this study was to evaluate the osteogenic effect of a fibrin-fibronectin sealing system (FFSS) combined with beta-tricalcium phosphate (beta-TCP) as a carrier syst...

journal_title：Biomaterials

authors： Hong SJ,Kim CS,Han DK,Cho IH,Jung UW,Choi SH,Kim CK,Cho KS

更新日期：2006-07-01 00:00:00

abstract：:Metastasis is the major cause of high mortality in head and neck squamous cell carcinoma (HNSCC), in which HNSCC-derived cancer stem cells (CSCs) may be involved. Several reports have coupled non-viral gene delivery with RNA interference (RNAi) to target specific genes in cancer cells. However, the delivery efficiency...

journal_title：Biomaterials

authors： Lo WL,Chien Y,Chiou GY,Tseng LM,Hsu HS,Chang YL,Lu KH,Chien CS,Wang ML,Chen YW,Huang PI,Hu FW,Yu CC,Chu PY,Chiou SH

更新日期：2012-05-01 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：:This animal experiment compared the regenerative processes within defined bony defects of the porcine skull after delivery of routinely utilized bone graft materials: anorganic bone matrix (ABM) and an identical ABM carrying the cell binding peptide P-15. Particulated autogenous bone was used as a control group. The c...

journal_title：Biomaterials

authors： Thorwarth M,Schultze-Mosgau S,Wehrhan F,Kessler P,Srour S,Wiltfang J,Andreas Schlegel K

更新日期：2005-10-01 00:00:00

abstract：:The immobilization of cells within alginate-poly-l-lysine-alginate (APA) microcapsules has been demonstrated to be an effective technology design for long term delivery of therapeutic products. Despite promising advances, biosafety aspects still remain to be improved. Here, we describe a complete characterization of t...

journal_title：Biomaterials

authors： Santos E,Larzabal L,Calvo A,Orive G,Pedraz JL,Hernández RM

更新日期：2013-01-01 00:00:00

abstract：:Lingo-1 is selectively expressed on both oligodendrocytes and neurons in the central nervous system (CNS) and serves as a key negative regulator of nerve regeneration, implying a therapeutic target for spinal cord injury (SCI). Here we described a strategy to knock-down Lingo-1 expression in vivo using lentiviral vect...

journal_title：Biomaterials

authors： Wu HF,Cen JS,Zhong Q,Chen L,Wang J,Deng DY,Wan Y

更新日期：2013-02-01 00:00:00

abstract：:Recent advances in stem cell research and nanotechnology have significantly influenced the landscape of tissue engineering and regenerative medicine. Precise and reproducible control of the fate of stem cells and their lineage specification have, therefore, become more crucial than ever for the success of stem cell-ba...

journal_title：Biomaterials

authors： Kenry,Lee WC,Loh KP,Lim CT

更新日期：2018-02-01 00:00:00

abstract：:Three-dimensional (3D) culture of hepatocytes leads to improved and prolonged synthetic and metabolic functions, but the underlying molecular mechanisms are unknown. In order to investigate the role of 3D cell-cell interactions in maintaining hepatocyte differentiated functions ex vivo, primary mouse hepatocytes were ...

journal_title：Biomaterials

authors： Chang TT,Hughes-Fulford M

更新日期：2014-02-01 00:00:00

abstract：:The efficacy of colloidal particles as drug carriers is closely related to their interaction with proteins and enzymes in different body fluids. In the present work, we analysed the interaction phenomenon between lysozyme (LZM), a positively charged enzyme that is highly concentrated in mucosas, and two different drug...

journal_title：Biomaterials

authors： Calvo P,Vila-Jato JL,Alonso MJ

更新日期：1997-10-01 00:00:00

abstract：:Rare-earth upconversion nanoparticles (UCNP) which can absorb low-energy photons and emit high energy photons have attracted great interest not only because of their unique application in upconversion luminescence imaging, but also because they can be used as ideal building blocks for multimodal bioimaging probes. Imp...

journal_title：Biomaterials

authors： Liu Q,Chen M,Sun Y,Chen G,Yang T,Gao Y,Zhang X,Li F

更新日期：2011-11-01 00:00:00

abstract：:Neural tissue engineering holds great promise in repairing damaged nerve tissues. However, despite the promising results in regenerating the injured nervous system, tissue engineering approaches are still insufficient to result in full functional recovery in severe nerve damages. Majority of these approaches only focu...

journal_title：Biomaterials

authors： Chooi WH,Chew SY

更新日期：2019-03-01 00:00:00

abstract：:Cancer cell metabolism is quite different from normal cells. Targeting cancer metabolism and untuning the tumor metabolic machine has emerged as a promising strategy for cancer therapy. We have developed a multi-functional Re-dca conjugate (Re-dca 2) by conjugating the metabolic modulator dichloroacetate (DCA) to mito...

journal_title：Biomaterials

authors： Yang J,Cao Q,Zhang H,Hao L,Zhou D,Gan Z,Li Z,Tong YX,Ji LN,Mao ZW

更新日期：2018-09-01 00:00:00

abstract：:The FRP wires 0.5 mm in diameter with a multiple fiber structure were fabricated by drawing the fiber polymer complex at 250 degrees C for an esthetic, transparent orthodontic wire. Biocompatible CaO-P2O5-SiO2-Al2O3 (CPSA) glass fibers of 8-20 microm in diameter were oriented unidirectionally in the longitudinal direc...

journal_title：Biomaterials

authors： Imai T,Watari F,Yamagata S,Kobayashi M,Nagayama K,Toyoizumi Y,Nakamura S

更新日期：1998-12-01 00:00:00

abstract：:To achieve an optimum drug delivery such as targeting or controlled release utilizing bioconjugation with polymeric modifier, the conjugate between drugs and polymeric modifiers must be designed to show desirable pharmacokinetic characteristics in vivo. In this study, we assessed the biopharmaceutical properties of va...

journal_title：Biomaterials

authors： Kaneda Y,Tsutsumi Y,Yoshioka Y,Kamada H,Yamamoto Y,Kodaira H,Tsunoda S,Okamoto T,Mukai Y,Shibata H,Nakagawa S,Mayumi T

更新日期：2004-07-01 00:00:00

abstract：:A three layer (trilayer) polymeric micelle system based on the self-association of the triblock polymer poly(ethylene glycol)-b-poly{N-[N-(2-aminoethyl)-2-aminoethyl] aspartamide}-b-poly(ε-caprolactone) (PEG-b-PAsp(DET)-b-PCL) has been synthesized and investigated for combination delivery of rapamycin (RAP) and siRNA ...

journal_title：Biomaterials

authors： Zeng S,Xiong MP

更新日期：2013-09-01 00:00:00

abstract：:Currently available drug-eluting stents (DES) use polymers for coating and releasing drugs. Increasing evidence suggests that inflammatory and hypersensitive reactions are caused by such polymer coatings. This study focused on developing new techniques for delivering drugs directly from metal implant surfaces. Hydroxy...

journal_title：Biomaterials

authors： Mani G,Johnson DM,Marton D,Feldman MD,Patel D,Ayon AA,Agrawal CM

更新日期：2008-12-01 00:00:00

abstract：:To understand the effect of photosensitizer (PS) release from graft copolymer based micelles in photodynamic therapy (PDT), the two pH-sensitive and non-pH-sensitive graft copolymers, (poly(N-vinyly caprolactam)-g-poly(D,L-lactide) and poly(N-vinyly caprolactam-co-N-vinyl imidazole)-g-poly(D,L-lactide)), were synthesi...

journal_title：Biomaterials

authors： Tsai HC,Tsai CH,Lin SY,Jhang CR,Chiang YS,Hsiue GH

更新日期：2012-02-01 00:00:00

abstract：:Cell detachment by laminar shear stresses was used to characterize cellular interactions with hydrophilic glass and hydrophobic silane. In this study, we examined whether smaller, rounder cells were preferentially detached by laminar flow, and whether cell detachment occurred by dissociation of adhesion proteins and t...

journal_title：Biomaterials

authors： Truskey GA,Proulx TL

更新日期：1993-01-01 00:00:00

abstract：:Although a variety of nanoparticles (NPs) functionalized with amphotericin B, an antifungal agent widely used in the clinic, have been studied in the last years their cytotoxicity profile remains elusive. Here we show that human endothelial cells take up high amounts of silica nanoparticles (SNPs) conjugated with amph...

journal_title：Biomaterials

authors： Paulo CS,Lino MM,Matos AA,Ferreira LS

更新日期：2013-07-01 00:00:00

abstract：:Two kinds of micelles containing Rhodamine B were prepared by a solvent evaporation method. One (Lac-f-micelles: lactose-free micelles) was from a Rhodamine-containing copolymer, poly(ethylene glycol)-b-poly(l-lactide-co-2,2-dihydroxylmethyl-propylene carbonate/Rhodamine) [PEG(5000)-b-P(LA(4000)-co-DHP(600)/Rhodamine)...

journal_title：Biomaterials

authors： Ma P,Liu S,Huang Y,Chen X,Zhang L,Jing X

更新日期：2010-03-01 00:00:00

abstract：:Polysaccharides are increasingly being used as biomaterials for tissue engineering and regenerative medicine. Quantitative analysis of gene expression from cells in three-dimensional (3D) scaffolds requires extraction of messenger RNA, which is complicated in polysaccharide materials by ionic complexing between nuclei...

journal_title：Biomaterials

authors： Wang L,Stegemann JP

更新日期：2010-03-01 00:00:00

abstract：:A type III glass-ionomer cement (Vidrion F), currently used as fast-setting lining material and fissure sealant, was implanted into rat dental alveolus immediately after tooth extraction and its biocompatibility was analysed in terms of incorporation into alveolar bone in the wound healing process. Histological and hi...

journal_title：Biomaterials

authors： Brentegani LG,Bombonato KF,Carvalho TL

更新日期：1997-01-01 00:00:00

abstract：:The necessity of information about the inner microscopical features of low absorbing materials is one of the most important goals in the structural research field. So far, non destructive analysis have been performed using contact radiography giving the scope for great advances in the production and application of new...

journal_title：Biomaterials

authors： Baruchel J,Lodini A,Romanzetti S,Rustichelli F,Scrivani A

更新日期：2001-06-01 00:00:00

abstract：:Anti-angiogenic therapeutics has been investigated extensively for the treatment of retinal and choroidal vascular diseases, and diabetic retinopathy. Anti-Flt1 peptide of GNQWFI is an antagonistic peptide for vascular endothelial growth factor receptor 1 (VEGFR1 or Flt1) inhibiting VEGFR1-mediated endothelial cell mi...

journal_title：Biomaterials

authors： Oh EJ,Choi JS,Kim H,Joo CK,Hahn SK

更新日期：2011-04-01 00:00:00

abstract：:The histology and cytology of the tissue response to intra-articular insertion of particles of acrylic bone cement containing barium sulphate has been studied in the guinea pig knee joint. Following insertion of the acrylic, fibrinous debris admixed with particles became adherent to the synovial membrane. Cell prolife...

journal_title：Biomaterials

authors： Meachim G,Brooke G

更新日期：1984-03-01 00:00:00

abstract：:The curing time dependence of the tear energy, tensile strength and ultimate extension ratio of a range of characterized elastomeric impression materials was investigated. This variation of tensile strength and ultimate extension ratio was correlated with the development of the network structure. The tear energy showe...

journal_title：Biomaterials

authors： Cook WD,Liem F,Russo P,Scheiner M,Simkiss G,Woodruff P

更新日期：1984-09-01 00:00:00

abstract：:Levels of corrosion products released from dental alloys in natural or synthetic saliva, i.e. from amalgams, cobalt, gold, nickel, iron, or titanium based alloys have been surveyed. The amounts of Ag, Au, Cd, Co, Cr, Cu, Hg, Mo, Ti or Ni released from such alloys, either in vitro or in vivo during animal tests or duri...

journal_title：Biomaterials

authors： Brune D

更新日期：1986-05-01 00:00:00

abstract：:We present here an easy method to modify the surface chemistry of polymeric microcapsules of perfluorooctyl bromide used as ultrasound contrast agents (UCAs). Capsules were obtained by a solvent emulsification-evaporation process with phospholipids incorporated in the organic phase before emulsification. Several phosp...

journal_title：Biomaterials

authors： Díaz-López R,Tsapis N,Libong D,Chaminade P,Connan C,Chehimi MM,Berti R,Taulier N,Urbach W,Nicolas V,Fattal E

更新日期：2009-03-01 00:00:00

abstract：:The study was to produce a novel hybrid poly-(lactic-co-glycolic acid) (PLGA)-gelatin/chondroitin/hyaluronate (PLGA-GCH) scaffold and evaluate its potentials in cartilage repair. The porous PLGA-GCH scaffold was developed to mimic the natural extra cellular matrix of cartilage. The differentiated mesenchymal stem cell...

journal_title：Biomaterials

authors： Fan H,Hu Y,Zhang C,Li X,Lv R,Qin L,Zhu R

更新日期：2006-09-01 00:00:00