Designing hydrogel adhesives for corneal wound repair.

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：:While subcutaneous tissue has been proposed as a potential site for pancreatic islet transplantation, concern remains that the microvasculature of subcutaneous tissue is too poor to support transplanted islets. In an effort to overcome this limitation, we evaluated whether fibrin gel with human adipose-derived stem ce...

journal_title：Biomaterials

authors： Bhang SH,Jung MJ,Shin JY,La WG,Hwang YH,Kim MJ,Kim BS,Lee DY

更新日期：2013-10-01 00:00:00

abstract：:Biological heart prostheses present medium and long-term problems, owing to progressive deterioration and calcification of the tissue. To study the latter problem, we compared the effectiveness of anticalcification treatments in calf pericardium samples implanted into female Wistar rats after the following procedures:...

journal_title：Biomaterials

authors： Jorge-Herrero E,Gutiérrez MP,Castillo-Olivares JL

更新日期：1991-03-01 00:00:00

abstract：:The adsorption of bovine serum albumin (BSA) on to titanium powder has been studied as a function of protein concentration and pH, and in the presence of calcium and phosphate ions. Isotherm data have shown that the adsorption process does not follow the Langmuir model (inflection points). The maximum adsorption (Adma...

journal_title：Biomaterials

authors： Wassell DT,Embery G

更新日期：1996-05-01 00:00:00

abstract：:Brain tissue inflammatory responses, including neuronal loss and gliosis at the neural electrode/tissue interface, limit the recording stability and longevity of neural probes. The neural adhesion molecule L1 specifically promotes neurite outgrowth and neuronal survival. In this study, we covalently immobilized L1 on ...

journal_title：Biomaterials

authors： Azemi E,Lagenaur CF,Cui XT

更新日期：2011-01-01 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：:A surface graft polymer with one or two phosphorylcholine (PC) polarheads at the terminus of the growing chain end was prepared by sequential reactions on a glass substrate. The dithiocarbamate group covalently bound to glass surfaces was derivatized with one or two PC groups and then irradiated with ultraviolet light...

journal_title：Biomaterials

authors： Matsuda T,Kaneko M,Ge S

更新日期：2003-11-01 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：:In the traditional Chinese medicine, Gu-Sui-Bu [Drynaria fortunei (kunze) J. Sm] has been reported as a good enhancer for bone healing. In this experiment, we investigate the biochemical effects of this traditional Chinese medicine on the bone cells culture. Different concentrations of crude extract of Gu-Sui-Bu were ...

journal_title：Biomaterials

authors： Sun JS,Lin CY,Dong GC,Sheu SY,Lin FH,Chen LT,Wang YJ

更新日期：2002-08-01 00:00:00

abstract：:Very pure hydroxyapatite is diamagnetic and shows no electron paramagnetic resonance (EPR) spectrum. Plasma-sprayed coatings made with such a pure hydroxyapatite contain paramagnetic point-defects. Irradiated deposits show a strong EPR absorption assigned to an O2- anion adjacent to a calcium vacancy, with anisotropic...

journal_title：Biomaterials

authors： Sharrock P,Bonel G

更新日期：1992-01-01 00:00:00

abstract：:As peripheral arterial disease (PAD) results in muscle ischemia and neovascularization, it has been claimed that nanoparticles can passively accumulate in ischemic tissues through the enhanced permeability and retention (EPR) effect. At this time, a quantitative evaluation of the passive targeting capabilities of nano...

journal_title：Biomaterials

authors： England CG,Im HJ,Feng L,Chen F,Graves SA,Hernandez R,Orbay H,Xu C,Cho SY,Nickles RJ,Liu Z,Lee DS,Cai W

更新日期：2016-09-01 00:00:00

abstract：:Supramolecular assemblies have attracted a great attention, due to their intriguing topologies and their application in various fields such as nanodevices, sensors, molecular switches, and drug delivery systems. In this study, we prepared the monosubstituted insulin with poly(ethylene glycol) (PEG, MW about 2200) and ...

journal_title：Biomaterials

authors： Higashi T,Hirayama F,Misumi S,Arima H,Uekama K

更新日期：2008-10-01 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：: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：:Topographic features can modulate cell behaviours such as proliferation, migration, differentiation and apoptosis. Biochemical mechanotransduction implies the conversion of mechanical forces (e.g. changes in cell spreading and morphology from changing surface topography) into biochemical signal via biomolecules. Still...

journal_title：Biomaterials

authors： Kantawong F,Burgess KE,Jayawardena K,Hart A,Burchmore RJ,Gadegaard N,Oreffo RO,Dalby MJ

更新日期：2009-09-01 00:00:00

abstract：:A novel asymmetric chitosan membrane has been prepared by immersion-precipitation phase-inversion method and evaluated as wound covering. This new type of chitosan wound dressing which consists of skin surface on top-layer supported by a macroporous sponge-like sublayer was designed. The thickness of the dense skin su...

journal_title：Biomaterials

authors： Mi FL,Shyu SS,Wu YB,Lee ST,Shyong JY,Huang RN

更新日期：2001-01-01 00:00:00

abstract：:Stimuli-responsive nanoparticles hold great promise for drug delivery to improve the safety and efficacy of cancer therapy. One of the most investigated stimuli-responsive strategies is to induce drug release by heating with laser, ultrasound, or electromagnetic field. More recently, cryosurgery (also called cryothera...

journal_title：Biomaterials

authors： Wang H,Agarwal P,Liang Y,Xu J,Zhao G,Tkaczuk KHR,Lu X,He X

更新日期：2018-10-01 00:00:00

abstract：:Cancer therapeutics are developed through extensive screening; however, many therapeutics evaluated with 2D in vitro cultures during pre-clinical trials suffer from lower efficacy in patients. Replicating the in vivo tumor microenvironment in vitro with three-dimensional (3D) porous scaffolds offers the possibility of...

journal_title：Biomaterials

authors： Florczyk SJ,Wang K,Jana S,Wood DL,Sytsma SK,Sham J,Kievit FM,Zhang M

更新日期：2013-12-01 00:00:00

abstract：:Saturated neoglycopolymers, prepared via tandem ROMP-hydrogenation (ROMP=ring-opening metathesis polymerization) of carbohydrate-functionalized norbornenes, are investigated as novel collagen crosslinking agents in corneal tissue engineering. The neoglycopolymers were incorporated into recombinant human collagen type ...

journal_title：Biomaterials

authors： Merrett K,Liu W,Mitra D,Camm KD,McLaughlin CR,Liu Y,Watsky MA,Li F,Griffith M,Fogg DE

更新日期：2009-10-01 00:00:00

abstract：:Biomaterials interface with toll-like receptor (TLR) 9-mediated innate immunity in a wide range of medical applications, such as tissue implants and drug delivery systems. The stimulation of TLR9 can lead to two different signaling pathways, resulting in the generation of proinflammatory cytokines (i.e. IL-6) and/or t...

journal_title：Biomaterials

authors： Chen HC,Sun B,Tran KK,Shen H

更新日期：2011-02-01 00:00:00

abstract：:A novel low-pressure radio-frequency plasma treatment protocol was developed to achieve the effective through-thickness surface modification of large porous poly (D,L-lactide) (PDLLA) polymer scaffolds using air or water: ammonia plasma treatments. Polymer films were modified as controls. Scanning electron micrographs...

journal_title：Biomaterials

authors： Safinia L,Datan N,Höhse M,Mantalaris A,Bismarck A

更新日期：2005-12-01 00:00:00

abstract：:Site specific targeting remains elusive for gene and stem cell therapies in the cardiovascular field. One promising option involves use of devices that deliver larger and more sustained cell/gene payloads to specific disease sites using the versatility of percutaneous vascular access technology. Smooth muscle cells (S...

journal_title：Biomaterials

authors： Kumar AH,Martin K,Doyle B,Huang CL,Pillai GK,Ali MT,Skelding KA,Wang S,Gleeson BM,Jahangeer S,Ritman EL,Russell SJ,Caplice NM

更新日期：2014-10-01 00:00:00

abstract：:One of the potential factors that may affect the results of mesenchymal stem cell (MSC)-based therapy is the age of donors and recipients. However, there have been no controlled studies to investigate the influence of skeletal maturity on the MSC-based repair of cartilage. The purpose of this study was to compare the ...

journal_title：Biomaterials

authors： Shimomura K,Ando W,Tateishi K,Nansai R,Fujie H,Hart DA,Kohda H,Kita K,Kanamoto T,Mae T,Nakata K,Shino K,Yoshikawa H,Nakamura N

更新日期：2010-11-01 00:00:00

abstract：:Physicochemical features of a cell nanoenvironment exert important influence on stem cell behavior and include the influence of matrix elasticity and topography on differentiation processes. The presence of growth factors such as TGF-β and BMPs on these matrices provides chemical cues and thus plays vital role in dire...

journal_title：Biomaterials

authors： Das RK,Zouani OF

更新日期：2014-07-01 00:00:00

abstract：:We have recently developed a polymer which contains silsesquioxane in the form of nano-bridges poly(carbonate-silsesquioxane-bridge-urea)urethane (PCBSU) for cardiovascular device applications. The polymer has been characterised and the durability has been confirmed with long-term in vivo tests. The aim of this study ...

journal_title：Biomaterials

authors： Punshon G,Vara DS,Sales KM,Kidane AG,Salacinski HJ,Seifalian AM

更新日期：2005-11-01 00:00:00

abstract：:A number of phase separation pHEMA sponge hydrogels have been prepared based on variations in monomer contents, concentration of cross-linking agent, solvent mixture and temperature of polymerization. The loading levels and release profiles of the anti-inflammatory drug prednisolone were examined for each of the pHEMA...

journal_title：Biomaterials

authors： Lou X,Munro S,Wang S

更新日期：2004-09-01 00:00:00

abstract：:Adipose-derived stem cells (ASCs) hold promise for bone regeneration but possess inferior osteogenesis potential. Allotransplantation of ASCs engineered with the BMP2/VEGF-expressing baculoviruses into rabbits healed critical-size segmental bone defects. To translate the technology to clinical applications, we aimed t...

journal_title：Biomaterials

authors： Lin CY,Wang YH,Li KC,Sung LY,Yeh CL,Lin KJ,Yen TC,Chang YH,Hu YC

更新日期：2015-05-01 00:00:00

abstract：:The infection of an implanted prosthetic material can have serious consequences on the tissue integration of the implant and the scarring process in the host, and may even necessitate replacement of the prosthesis. This study was designed to explore the in vitro effects of Staphylococcus aureus (Sa) and Staphylococcus...

journal_title：Biomaterials

authors： Bellón JM,G-Honduvilla N,Jurado F,Carranza A,Buján J

更新日期：2001-07-01 00:00:00

abstract：:In the stem-cell niche, the extracellular matrix (ECM) serves as a structural support that additionally provides stem cells with signals that contribute to the regulation of stem-cell function, via reciprocal interactions between cells and components of the ECM. Recently, cell-derived ECMs have emerged as in vitro cel...

journal_title：Biomaterials

authors： Ragelle H,Naba A,Larson BL,Zhou F,Prijić M,Whittaker CA,Del Rosario A,Langer R,Hynes RO,Anderson DG

更新日期：2017-06-01 00:00:00

abstract：:The object of this study was to develop a small experimental animal model for a systematic study of the interfacial phenomena between percutaneous implants and skin. Plasma-sprayed and dense hydroxyapatite test implants were inserted into the tibia and dorsum of guinea pigs and into the tibia and on the cranium of rab...

journal_title：Biomaterials

authors： Jansen JA,de Groot K

更新日期：1988-05-01 00:00:00