Photopolymerizable hydrogels for tissue engineering applications.

abstract：:While polymeric nano-formulations for RNAi therapeutics hold great promise for molecularly-targeted, personalized medicine, they possess significant systemic delivery challenges including rapid clearance from circulation and the potential for carrier-associated toxicity due to cationic polymer or lipid components. Her...

journal_title：Biomaterials

authors： Jackson MA,Bedingfield SK,Yu F,Stokan ME,Miles RE,Curvino EJ,Hoogenboezem EN,Bonami RH,Patel SS,Kendall PL,Giorgio TD,Duvall CL

更新日期：2019-02-01 00:00:00

abstract：:Palladium additions to a dispersed phase high-copper amalgam have been shown recently to suppress markedly the eta' (Cu6Sn5) concentration and decrease creep. A detailed study of the dental and 24 h creep for Pd containing high-copper amalgams and six commercial controls as a function of applied temperature and stress...

journal_title：Biomaterials

authors： Greener EH,Chung KH,Lin JH

更新日期：1988-05-01 00:00:00

abstract：:The differences in morphological behaviour between fibroblasts cultured on smooth and nanogrooved substrata (groove depth: 5-350 nm, width: 20-1000 nm) have been evaluated in vitro. The aim of the study was to clarify to what extent cell guidance occurs on increasingly smaller topographies. Pattern templates were made...

journal_title：Biomaterials

authors： Loesberg WA,te Riet J,van Delft FC,Schön P,Figdor CG,Speller S,van Loon JJ,Walboomers XF,Jansen JA

更新日期：2007-09-01 00:00:00

abstract：:Biomimetic strategies focusing on presenting short bioadhesive oligopeptides, including the arginine-glycine-aspartic acid (RGD) motif present in numerous adhesive proteins, on a non-fouling support have emerged as promising approaches to improve cellular activities and healing responses. Nevertheless, these bio-inspi...

journal_title：Biomaterials

authors： Petrie TA,Capadona JR,Reyes CD,García AJ

更新日期：2006-11-01 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：:Poly(glycerol-sebacate) (PGS) is an elastomeric biodegradable polyester that could potentially be used to engineer blood vessels in vivo. However, its blood-material interactions are unknown. The objectives of this study were to: (a) fabricate PGS-based biphasic tubular scaffolds and (b) assess the blood compatibility...

journal_title：Biomaterials

authors： Motlagh D,Yang J,Lui KY,Webb AR,Ameer GA

更新日期：2006-08-01 00:00:00

abstract：:The fracture toughness of three polymethacrylate contact lens hydrogel materials was measured using the method of Generalized Fracture Mechanics. One hydrogel (SNOFLEX S68) had a significantly higher fracture energy per unit area (Jc) than the others, probably because it undergoes plastic deformation at high strains. ...

journal_title：Biomaterials

authors： Jackson AP

更新日期：1990-08-01 00:00:00

abstract：:Three proprietary dental resins were found to include acrylates (as distinct from methacrylates). As acrylates are well known to have adverse skin reactions, the nature and content of the acrylates were obtained. One resin contained methyl acrylate, and the other two ethyl acrylate. Also, the extractable free monomer ...

journal_title：Biomaterials

authors： Davy KW,Braden M

更新日期：1991-08-01 00:00:00

abstract：:After spinal cord injury (SCI), loss of cells and damage to ascending and descending tracts can result in paralysis. Current treatments for SCI are based on patient stabilization, and much-needed regenerative therapies are still under development. To activate and instruct stem and progenitor cells or injured tissue to...

journal_title：Biomaterials

authors： Lowry N,Goderie SK,Lederman P,Charniga C,Gooch MR,Gracey KD,Banerjee A,Punyani S,Silver J,Kane RS,Stern JH,Temple S

更新日期：2012-04-01 00:00:00

abstract：:Tissue engineering strategies for repairing and regenerating articular cartilage face critical challenges to recapitulate the dynamic and complex biochemical microenvironment of native tissues. One approach to mimic the biochemical complexity of articular cartilage is through the use of recombinant bacterial collagens...

journal_title：Biomaterials

authors： Parmar PA,Skaalure SC,Chow LW,St-Pierre JP,Stoichevska V,Peng YY,Werkmeister JA,Ramshaw JA,Stevens MM

更新日期：2016-08-01 00:00:00

abstract：:Liver tissue engineering requires a perfect extracellular matrix (ECM) for primary hepatocytes culture to maintain high level of liver-specific functions and desirable mechanical stability. The aim of this study was to develop a novel natural nanofibrous scaffold with surface-galactose ligands to enhance the bioactivi...

journal_title：Biomaterials

authors： Feng ZQ,Chu X,Huang NP,Wang T,Wang Y,Shi X,Ding Y,Gu ZZ

更新日期：2009-05-01 00:00:00

abstract：:Nervous tissue lesions are an important social concern due to their increasing prevalence and their high sanitary costs. Their treatment still remains a challenge because of the reduced ability of nervous tissue to regenerate, its intrinsic structural and functional complexity and the rapid formation of fibroglial sca...

journal_title：Biomaterials

authors： Serrano MC,Nardecchia S,García-Rama C,Ferrer ML,Collazos-Castro JE,del Monte F,Gutiérrez MC

更新日期：2014-02-01 00:00:00

abstract：:Premature ovarian failure (POF) is the most frequently occurred disease in ovary. Direct inhibition of mammalian target of rapamycin (mTOR) activity can treat woman POF but brings adverse effects to women. Herein, by rational design of a hydrogelator Nap-Phe-Phe-Asp-Arg-Leu-Tyr-OH (Y) and co-assembling Y with an inhib...

journal_title：Biomaterials

authors： Shi Z,Li X,Wei M,Chen P,Zhang T,Ling X,Zhang J,Zhao C,Wang F,Liang G

更新日期：2020-11-16 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：: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：:High-molecular-weight polyethylenimine (25 kDa, PEI25k) is one of the most common cationic polymers utilized in non-viral gene therapy. However, its methylene backbone (-CH(2)CH(2)N(x)-) and high charge density can result in poor biodegradability and high toxicity to cells. We hypothesize that optimizing the polymer l...

journal_title：Biomaterials

authors： Xiong MP,Forrest ML,Ton G,Zhao A,Davies NM,Kwon GS

更新日期：2007-11-01 00:00:00

abstract：:In this work, an N-varied dissipative particle dynamics (DPD) simulation technique is applied to investigate detailed endocytosis kinetics for ligand-coated nanoparticles with different shapes, including sphere-, rod- and disk-shaped nanoparticles. Our results indicate that the rotation of nanoparticles, which is one ...

journal_title：Biomaterials

authors： Li Y,Yue T,Yang K,Zhang X

更新日期：2012-06-01 00:00:00

abstract：:Poly(ether-ether-ketone) (PEEK) has been used as a load bearing orthopaedic implant material with clinical success. All of the orthopaedic applications contain stress concentrations (notches) in their design; however, little work has been done to examine the fatigue behavior of PEEK in the presence of a notch. This wo...

journal_title：Biomaterials

authors： Sobieraj MC,Murphy JE,Brinkman JG,Kurtz SM,Rimnac CM

更新日期：2010-12-01 00:00:00

abstract：:Human stem cells are vulnerable to unfavorable conditions, and their transportation relies on costly and inconvenient cryopreservation. We report here that human mesenchymal stem cells (MSC) in spheroids survived ambient conditions (AC) many days longer than in monolayer. Under AC, the viability of MSC in spheroids re...

journal_title：Biomaterials

authors： Jiang B,Yan L,Miao Z,Li E,Wong KH,Xu RH

更新日期：2017-07-01 00:00:00

abstract：:Safety and high efficacy of vectors are essential requirements for gene therapy. To address these challenges, poly(carboxy betaine methacrylate ethyl ester)-poly(carboxy betaine methacrylate) (PCBMAEE-PCBMA) diblock copolymers were synthesized to form core-shell vector for gene delivery. The hydrophobic PCBMAEE segmen...

journal_title：Biomaterials

authors： Zhang J,Wang Z,Lin W,Chen S

更新日期：2014-09-01 00:00:00

abstract：:Subtle changes on the surface of polymeric materials on autoclaving have been ignored so far. An increase in cyclic trimer content on the surface of polyethylene terephthalate on autoclaving is reported. This increase may affect the biocompatibility of polyethylene terephthalate. Quantification of the cyclic trimer wa...

journal_title：Biomaterials

authors： Nair PD,Sreenivasan K

更新日期：1984-09-01 00:00:00

abstract：:Procoagulant (activated) platelets provide a site for assembly of the prothrombinase complex which can rapidly convert prothrombin into thrombin (a potent inducer of clot formation). Previously, we reported that adhesion of platelets to surfaces preadsorbed with blood plasma caused them to become procoagulant. In the ...

journal_title：Biomaterials

authors： Grunkemeier JM,Tsai WB,McFarland CD,Horbett TA

更新日期：2000-11-01 00:00:00

abstract：:Dextran hydrogels were formed in situ by enzymatic crosslinking of dextran-tyramine conjugates and their mechanical, swelling and degradation properties were evaluated. Two types of dextran-tyramine conjugates (M(n,dextran)=14k, M(w)/M(n)=1.45), i.e. dextran-tyramine linked by a urethane bond (denoted as Dex-TA) or by...

journal_title：Biomaterials

authors： Jin R,Hiemstra C,Zhong Z,Feijen J

更新日期：2007-06-01 00:00:00

abstract：:Cytotherapeutic approaches have been investigated to overcome the limitations of existing procedures for periodontal regeneration. In this study, cell sheet transplantation was performed using three kinds of mesenchymal tissue (periodontal ligament, alveolar periosteum, and bone marrow)-derived cells to compare the di...

journal_title：Biomaterials

authors： Tsumanuma Y,Iwata T,Washio K,Yoshida T,Yamada A,Takagi R,Ohno T,Lin K,Yamato M,Ishikawa I,Okano T,Izumi Y

更新日期：2011-09-01 00:00:00

abstract：:The urgent needs of functional arterial replacements for curing the vascular system diseases have been proposed for many years. However, an ideal small-diameter vascular scaffold, which is nonthrombogenic, minimizes intimal hyperplasia, matches the mechanical properties of natural vessels, and supports neovascular tis...

journal_title：Biomaterials

authors： Han F,Jia X,Dai D,Yang X,Zhao J,Zhao Y,Fan Y,Yuan X

更新日期：2013-10-01 00:00:00

abstract：:Local delivery systems that provide sustained, high concentrations of antitumor cytokines in the tumor microenvironment while minimizing systemic dissemination are needed to realize the potential of cytokine-based immunotherapies. Recently, co-formulations of cytokines with chitosan solutions have been shown to increa...

journal_title：Biomaterials

authors： Yang L,Zaharoff DA

更新日期：2013-05-01 00:00:00

abstract：:Angiogenesis is critical in the early stage of reparative processes and tissue regeneration, but the persistence of a vascular network may interfere with later transformation/maturation in naturally avascular tissues such as articular cartilage. Our supposition is that the timed delivery of an anti-angiogenic factor i...

journal_title：Biomaterials

authors： Sun XD,Jeng L,Bolliet C,Olsen BR,Spector M

更新日期：2009-02-01 00:00:00

abstract：:We report a new template-directed method for the fabrication of hydroxyapatite (HAp) sponges by using amino-acid-coated HAp nanoparticles dispersed within a viscous polysaccharide (dextran sulfate) matrix, and describe the use of these materials for the viability and proliferation of human bone marrow stromal cells. T...

journal_title：Biomaterials

authors： Gonzalez-McQuire R,Green D,Walsh D,Hall S,Chane-Ching JY,Oreffo RO,Mann S

更新日期：2005-11-01 00:00:00

abstract：:In vivo and in vitro degradation of high molecular weight poly(L-lactide) used for internal bone fixation has been investigated. Within 3 months as-polymerized, microporous PLLA (Mv = 6.8-9.5 X 10(5] exhibited a massive strength-loss (sigma b = 68-75 MPa to sigma b = 4 MPa) and decrease of Mv (90-95%). At week 39, the...

journal_title：Biomaterials

authors： Leenslag JW,Pennings AJ,Bos RR,Rozema FR,Boering G

更新日期：1987-07-01 00:00:00

abstract：:The ability to influence the direction of polymerization of a self-assembling biomolecular system has the potential to generate materials with extremely high anisotropy. In biological systems where highly-oriented cellular populations give rise to aligned and often load-bearing tissue such organized molecular scaffold...

journal_title：Biomaterials

authors： Saeidi N,Sander EA,Ruberti JW

更新日期：2009-12-01 00:00:00