Calcium phosphate coating of nickel-titanium shape-memory alloys. Coating procedure and adherence of leukocytes and platelets.

abstract：:A series of PLA/PEO/PLA triblock copolymers was prepared by ring opening polymerization of rac-lactide in the presence of various di-hydroxyl poly (ethylene glycol)s, using CaH2 as a biocompatible initiator. Hydrogels were prepared by a phase separation method consisting of introducing small amounts of water over solu...

journal_title：Biomaterials

authors： Molina I,Li S,Martinez MB,Vert M

更新日期：2001-02-01 00:00:00

abstract：:Infection constitutes a major risk for implant failure, but the reasons why biomaterial sites are more vulnerable than normal tissue are not fully elucidated. In this study, a soft tissue infection model was developed, allowing the analysis of cellular and molecular responses in each of the sub-compartments of the imp...

journal_title：Biomaterials

authors： Svensson S,Trobos M,Hoffman M,Norlindh B,Petronis S,Lausmaa J,Suska F,Thomsen P

更新日期：2015-02-01 00:00:00

abstract：:Embryonic stem (ES) cells have the ability to replicate themselves and differentiate into various mature cells. Recently, dopaminergic neurons were efficiently induced from ES cells using mouse stromal cells (PA6 cells) as a feeder cell layer. This simple procedure seems to be very efficient to obtain dopamine-releasi...

journal_title：Biomaterials

authors： Yamazoe H,Murakami Y,Mizuseki K,Sasai Y,Iwata H

更新日期：2005-10-01 00:00:00

abstract：:Bioactive hydrogels formed from the Michael-type addition reactions of end-functionalized poly (ethylene glycol) macromers with thiol-containing protease-sensitive peptide crosslinkers have previously been described as matrices for cell-induced enzymatic remodeling. In this study, we sought to develop materials formul...

journal_title：Biomaterials

authors： Patterson J,Hubbell JA

更新日期：2011-02-01 00:00:00

abstract：:Direct reprogramming strategies enable rapid conversion of somatic cells to cardiomyocytes or cardiomyocyte-like cells without going through the pluripotent state. A recently described protocol couples Yamanaka factor induction with pluripotency inhibition followed by BMP4 treatment to achieve rapid reprogramming of m...

journal_title：Biomaterials

authors： Smith AW,Hoyne JD,Nguyen PK,McCreedy DA,Aly H,Efimov IR,Rentschler S,Elbert DL

更新日期：2013-09-01 00:00:00

abstract：:This paper completes the model of biodegradation for biodegradable polymers that was previously developed by Wang et al. (Wang Y, Pan J, Han X, Sinka, Ding L. A phenomenological model for the degradation of biodegradable polymers. Biomaterials 2008;29:3393-401). Crystallisation during biodegradation was not considered...

journal_title：Biomaterials

authors： Han X,Pan J

更新日期：2009-01-01 00:00:00

abstract：:Soft tissue degradation of the 3 principal amalgam phases have been investigated in relation to their role in the formation of the amalgam tattoo. Each phase, finely powdered, was implanted subcutaneously into the submandibular region of guinea-pigs for periods ranging from 1 week to 1 year. The rates of breakdown wer...

journal_title：Biomaterials

authors： Eley BM,Garrett JR

更新日期：1983-04-01 00:00:00

abstract：:A novel class of multiblock poly(epsilon-caprolactone)-based polymers containing hydrophilic trioxyethylene segments and potentially relevant to the delivery of drugs is described in this work. L-phenylalanine residues may also be inserted into the hydrophilic blocks to generate peptide bonds susceptible to enzymatic ...

journal_title：Biomaterials

authors： Barbato F,La Rotonda MI,Maglio G,Palumbo R,Quaglia F

更新日期：2001-06-01 00:00:00

abstract：:A series of in vitro screening assays for the preliminary selection of biomaterials for use in the fabrication of artificial corneas (keratoprostheses) (KPros) have been investigated. These screening assays assessed the initial binding of inflammatory and cell adhesive proteins, activation of inflammatory proteins, ad...

journal_title：Biomaterials

authors： Sandeman SR,Lloyd AW,Tighe BJ,Franklin V,Li J,Lydon F,Liu CS,Mann DJ,James SE,Martin R

更新日期：2003-11-01 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：:Thrombomodulin (TM) is a newly described endothelial cell associated protein that functions as a potent natural anticoagulant by converting thrombin from a procoagulant protease to an anticoagulant. In this study, the immobilization of hTM was investigated in detail using surface modified polymers. As the basis of imm...

journal_title：Biomaterials

authors： Kishida A,Ueno Y,Maruyama I,Akashi M

更新日期：1994-11-01 00:00:00

abstract：:The purpose of this study is to analyze the roles of two non-invasive techniques, bone scintigraphy and resonance frequency analysis (RFA), in the osseointegration assessment. Sixty implants with sandblasted/acid-etched (SA) or machined (MA) surface were placed into the distal femur condyles of 30 rabbits. At 1, 2, 4,...

journal_title：Biomaterials

authors： Zhou Y,Jiang T,Qian M,Zhang X,Wang J,Shi B,Xia H,Cheng X,Wang Y

更新日期：2008-02-01 00:00:00

abstract：:Ectopic transplantation of islets provides a beta cell-replacement approach that may allow the recovery of physiological regulation of the blood sugar level in patients with Type I diabetes (T1D). In development of new extrahepatic islet transplantation protocols in support of the islet engraftment, it is pivotal to d...

journal_title：Biomaterials

authors： Wang X,Wang K,Zhang W,Qiang M,Luo Y

更新日期：2017-09-01 00:00:00

abstract：:Skeletal muscle is a highly organized tissue in which the extracellular matrix (ECM) is composed of highly-aligned cables of collagen with nanoscale feature sizes, and provides structural and functional support to muscle fibers. As such, the transplantation of disorganized tissues or the direct injection of cells into...

journal_title：Biomaterials

authors： Yang HS,Ieronimakis N,Tsui JH,Kim HN,Suh KY,Reyes M,Kim DH

更新日期：2014-02-01 00:00:00

abstract：:The clinical application of cancer radiotherapy is critically impeded by hypoxia-induced radioresistance, insufficient DNA damage, and multiple DNA repair mechanisms. Herein we demonstrate a dual-hyperthermia strategy to potentiate radiotherapy by relieving tumor hypoxia and preventing irradiation-induced DNA damage r...

journal_title：Biomaterials

authors： Li Q,Hang L,Jiang W,Dou J,Xiao L,Tang X,Yao Y,Wang Y

更新日期：2020-10-01 00:00:00

abstract：:Tissue engineering therapies require biomaterials capable of encouraging an angiogenic response. To dissect the influence of different pro-angiogenic stimuli a set of starPEG-heparin hydrogels with varied physicochemical properties was used as a highly efficient reservoir and tunable delivery system for basic fibrobla...

journal_title：Biomaterials

authors： Zieris A,Prokoph S,Levental KR,Welzel PB,Grimmer M,Freudenberg U,Werner C

更新日期：2010-11-01 00:00:00

abstract：:The degree of metal ion dissolution from Ti-6Al-4V alloy hip replacement stems subjected to various mechanical and chemical surface pretreatments was analysed in vitro. High-dissolution rates were observed for nitric acid passivated samples that had been mechanically surface treated to increase the implant surface are...

journal_title：Biomaterials

authors： Browne M,Gregson PJ

更新日期：2000-02-01 00:00:00

abstract：:This paper is concerned with the entrapment of an enzyme within an aggregated metallic matrix and the development of a bioactive enzyme-metal composite. Whereas the use of organic polymers and metal oxides for the preparation of enzymatically active materials is well developed, the third principle enzyme-material comb...

journal_title：Biomaterials

authors： Ben-Knaz R,Avnir D

更新日期：2009-03-01 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：: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：:The standard solution-depletion method is implemented with SDS-gel electrophoresis as a multiplexing, separation-and-quantification tool to measure competition between two proteins (i and j) for adsorption to the same hydrophobic adsorbent particles (either octyl sepharose or silanized glass) immersed in binary-protei...

journal_title：Biomaterials

authors： Barnthip N,Parhi P,Golas A,Vogler EA

更新日期：2009-11-01 00:00:00

abstract：:Polydimethylsiloxanes exhibit hydrophobic behaviour and poor wettability. These features impose some problems with the clinical performance of the material when used for the construction of intraoral and extraoral facial prostheses. Surface active agents were added to modify the surface energy of the polydimethylsilox...

journal_title：Biomaterials

authors： Polyzois GL,Winter RW,Stafford GD

更新日期：1991-01-01 00:00:00

abstract：:Lysosomes, an important organelle of eukaryotic cells, are covered with the cell membrane and contain an array of degradative enzymes. The disrupt in lysosomal functions may lead to the development of severe diseases. In nanotechnology, nanomaterials working mechanism and its biomedical output are highly dependent on ...

journal_title：Biomaterials

authors： Rathore B,Sunwoo K,Jangili P,Kim J,Kim JH,Huang M,Xiong J,Sharma A,Yang Z,Qu J,Kim JS

更新日期：2019-08-01 00:00:00

abstract：:Transcription factors (TFs) can direct cell fate by binding to DNA and regulating gene transcription. Controlling the intracellular levels of specific TFs can therefore enable reprogramming of cellular function and differentiation. Direct delivery of recombinant TFs to target cells can thus have widespread therapeutic...

journal_title：Biomaterials

authors： Biswas A,Liu Y,Liu T,Fan G,Tang Y

更新日期：2012-07-01 00:00:00

abstract：:Periprosthetic tissues observed at sites of loose total joint implants exhibit abundant macrophages, lymphocytes, fibroblasts and particulate debris. Macrophages phagocytose orthopaedic debris and release proinflammatory cytokines, chemokines, matrix metalloproteinases and other substances. In addition, other cell typ...

journal_title：Biomaterials

authors： Trindade MC,Lind M,Sun D,Schurman DJ,Goodman SB,Smith RL

更新日期：2001-02-01 00:00:00

abstract：:The present work demonstrates that Cy5.5 conjugated Fe(3)O(4)/SiO(2) core/shell nanoparticles could allow us to control movement of human natural killer cells (NK-92MI) by an external magnetic field. Required concentration of the nanoparticles for the cell manipulation is as low as ~20 μg Fe/mL. However, the relative ...

journal_title：Biomaterials

authors： Jang ES,Shin JH,Ren G,Park MJ,Cheng K,Chen X,Wu JC,Sunwoo JB,Cheng Z

更新日期：2012-08-01 00:00:00

abstract：:Previous studies have shown that high impact strength can be conferred on denture-base poly(methyl methacrylate) polymers by modification with acrylic-terminated butadiene-styrene block copolymers, and that the acrylic end-group was necessary for effective reinforcement. It is now shown that, by solvent extraction stu...

journal_title：Biomaterials

authors： Rodford RA,Braden M

更新日期：1992-01-01 00:00:00

abstract：:The maximum capacity of a hydrophobic adsorbent is interpreted in terms of square or hexagonal (cubic and face-centered-cubic, FCC) interfacial packing models of adsorbed blood proteins in a way that accommodates experimental measurements by the solution-depletion method and quartz-crystal-microbalance (QCM) for the h...

journal_title：Biomaterials

authors： Kao P,Parhi P,Krishnan A,Noh H,Haider W,Tadigadapa S,Allara DL,Vogler EA

更新日期：2011-02-01 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：:The release rate of mercury from a conventional, a dispersed phase or a spherical high copper content amalgam under static conditions in stimulated or artificial saliva has been measured and found to decrease approximately exponentially with time. A higher initial release rate was observed for mercury in stimulated sa...

journal_title：Biomaterials

authors： Brune D

更新日期：1985-09-01 00:00:00