The platelet reactivity of vascular graft prostheses: an in vitro model to test the effect of preclotting.

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：:Cell-sheet-engineering based regenerative medicine is successfully applied to clinical studies, though cell sheets contain uniformly distributed cells. For the further application to complex tissues/organs, cell sheets with a multi-cellular pattern were highly demanded. Micro-contact printing is a quite useful techniq...

journal_title：Biomaterials

authors： Tanaka N,Ota H,Fukumori K,Miyake J,Yamato M,Okano T

更新日期：2014-12-01 00:00:00

abstract：:DNA that encodes tumor-specific antigens represents potential immunostimulatory agents. However, rapid enzymatic degradation and fragmentation of DNA during administration can result in limited vector expression and, consequently, poor efficacy. These challenges have necessitated the use of novel strategies for DNA de...

journal_title：Biomaterials

authors： Medina SH,Li S,Howard OM,Dunlap M,Trivett A,Schneider JP,Oppenheim JJ

更新日期：2015-01-01 00:00:00

abstract：:Pancreatic ductal adenocarcinoma (PDAC) is characterized by a prominent desmoplastic/stromal reaction, which contributes to the poor clinical outcome of this disease. Therefore, greater understanding of the stroma development and tumor-stroma interactions is highly required. Pancreatic stellate cells (PSC) are myofibr...

journal_title：Biomaterials

authors： Ware MJ,Keshishian V,Law JJ,Ho JC,Favela CA,Rees P,Smith B,Mohammad S,Hwang RF,Rajapakshe K,Coarfa C,Huang S,Edwards DP,Corr SJ,Godin B,Curley SA

更新日期：2016-11-01 00:00:00

abstract：:Substitution with carboxylic and benzylamine sulphonated groups conferred on dextran both antithrombic activity and the capacity to inhibit formation of the amplification C3 convertase of complement. In dextrans substituted with carboxylic groups (greater than 40%), a high content of sulphonate (greater than 10%) resu...

journal_title：Biomaterials

authors： Mauzac M,Maillet F,Jozefonvicz J,Kazatchkine MD

更新日期：1985-01-01 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：:The in vivo cellular microenvironment is regulated by a complex interplay of soluble factors and signaling molecules secreted by cells and it plays a critical role in the growth and development of normal and diseased tissues. In vitro systems that can recapitulate the microenvironment at the cellular level are needed ...

journal_title：Biomaterials

authors： Chandrasekaran S,Giang UB,King MR,DeLouise LA

更新日期：2011-10-01 00:00:00

abstract：:Dual-functional liposomes with pH-responsive cell-penetrating peptide (CPP) and active targeting hyaluronic acid (HA) were fabricated for tumor-targeted drug delivery. A series of synthetic tumor pH-triggered CPPs rich in arginines and histidines were screened by comparing tumor cellular uptake efficiency at pH 6.4 wi...

journal_title：Biomaterials

authors： Jiang T,Zhang Z,Zhang Y,Lv H,Zhou J,Li C,Hou L,Zhang Q

更新日期：2012-12-01 00:00:00

abstract：:Effect of poly(epsilon-caprolactone) (PCL) content on the bioactivity and mechanical properties of PCL/silica hybrid was investigated. The PCL/silica hybrids with different PCL contents were prepared through co-condensation reaction with triethoxysilane end capped PCL and tetraethyl orthosilicate. The higher the PCL c...

journal_title：Biomaterials

authors： Rhee SH

更新日期：2004-03-01 00:00:00

abstract：:The design of synthetic polymers may affect structural features of inflammatory cells, for example the expression of endogenous sugar receptor molecules like lectins in macrophages and foreign body giant multinucleate cells. This characteristic was studied histochemically by use of biotinylated (neo)glycoproteins. The...

journal_title：Biomaterials

authors： Smetana K Jr,Gabius HJ,Vacík J,Jelínková M,Lukás J

更新日期：1995-10-01 00:00:00

abstract：:Long-term elution of fluoride ions has been studied for one silicate and six glass-ionomer cements over a period of some two and-a-half years. Because equilibrium was not reached, classical diffusion theory could not be applied to the process. It was postulated that two elution processes were taking place, one short-t...

journal_title：Biomaterials

authors： Tay WM,Braden M

更新日期：1988-09-01 00:00:00

abstract：:Recent advances in efficient microRNA (miRNA) delivery techniques using brain-targeted nanoparticles offer critical information for understanding the functional role of miRNAs in vivo, and for supporting targeted gene therapy in terms of treating miRNA-associated neurological diseases. Here, we report the rabies virus...

journal_title：Biomaterials

authors： Hwang DW,Son S,Jang J,Youn H,Lee S,Lee D,Lee YS,Jeong JM,Kim WJ,Lee DS

更新日期：2011-07-01 00:00:00

abstract：:Hepatocytes derived from human pluripotent stem cells (hPSCs) are promising candidates for cell therapy and drug discovery. However, it remains challenging to efficiently purify hepatocytes from undesired cell types after differentiation and to accurately monitor grafted cells after transplantation. Indocyanine Green ...

journal_title：Biomaterials

authors： Park JY,Han J,Jung HS,Lee G,Kim HJ,Cho GS,Park HJ,Han C,Kim JS,Kim JH

更新日期：2019-11-01 00:00:00

abstract：:Selective isolation and purification of circulating tumor cells (CTCs) from whole blood is an important capability for both clinical medicine and biological research. Current techniques to perform this task place the isolated cells under excessive stresses that reduce cell viability, and potentially induce phenotype c...

journal_title：Biomaterials

authors： Li W,Reátegui E,Park MH,Castleberry S,Deng JZ,Hsu B,Mayner S,Jensen AE,Sequist LV,Maheswaran S,Haber DA,Toner M,Stott SL,Hammond PT

更新日期：2015-10-01 00:00:00

abstract：:A class of designed self-assembling peptide nanofiber scaffolds with more than 99% water content has been shown to be a good biological material for cell culture. Here, we report the functionalization of one of these peptide scaffolds, RAD16-I (AcN-RADARADARADARADA-CONH2), by direct solid phase synthesis extension at ...

journal_title：Biomaterials

authors： Genové E,Shen C,Zhang S,Semino CE

更新日期：2005-06-01 00:00:00

abstract：:This study describes a family of hollow nanoscale constructs able to display a large and reversible change in size, within a narrow temperature interval. These thermoresponsive nanostructures are generated by crosslinking functionalized amphiphilic molecules, such as poly(ethylene oxide)-poly(propylene oxide)-poly(eth...

journal_title：Biomaterials

authors： Cohn D,Sagiv H,Benyamin A,Lando G

更新日期：2009-07-01 00:00:00

abstract：:A glass of nominal composition (wt%) 17.25 MgO-52.75 3CaO.P2O5-30 SiO2 and a glass-ceramic obtained from it showed surface modifications when immersed in an acellular medium having a composition similar to that of human blood plasma. A (Ca, P)-rich layer, with an approximate Ca/P atomic ratio of 1.7, identified as hyd...

journal_title：Biomaterials

authors： Oliveira JM,Correia RN,Fernandes MH

更新日期：1995-07-01 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：:Implantation of skeletal myoblasts to the heart has been investigated as a means to regenerate and protect the myocardium from damage after myocardial infarction. While several animal studies utilizing skeletal myoblasts have reported positive findings, results from clinical studies have been mixed. In this study we u...

journal_title：Biomaterials

authors： McGinn AN,Nam HY,Ou M,Hu N,Straub CM,Yockman JW,Bull DA,Kim SW

更新日期：2011-01-01 00:00:00

abstract：:A new system of single piece electrodes was applied to in vivo and in vitro measurements of anodic polarization of several alloys used in orthopaedic implants. The tested surface was scrutinized with a stereomicroscope after each experiment. This confirmed pit formation and excluded the possibility of other sudden inc...

journal_title：Biomaterials

authors： Nakayama Y,Yamamuro T,Kotoura Y,Oka M

更新日期：1989-08-01 00:00:00

abstract：:In this work, analytical transmission electron microscopy (TEM) was used to study the nanostructure of mineralised ivory dentine, in order to gain a clearer understanding of the relationship between the organic (collagen fibrils) and inorganic (calcium phosphate apatite crystals) components. Thin sections prepared by ...

journal_title：Biomaterials

authors： Jantou-Morris V,Horton MA,McComb DW

更新日期：2010-07-01 00:00:00

abstract：:Polytetrafluoroethylene (PTFE) is a commonly used medical polymer due to its biological stability and other attractive properties such as high hardness and wear resistance. However, the low surface energy and lack of functional groups to interact with the cellular environment have severely limited its applications in ...

journal_title：Biomaterials

authors： Wang H,Kwok DT,Wang W,Wu Z,Tong L,Zhang Y,Chu PK

更新日期：2010-01-01 00:00:00

abstract：:Facile assembly of intelligent DNA nanoobjects with the ability to exert in situ visualization of intracellular microRNAs (miRNAs) has long been concerned in the fields of DNA nanotechnology and basic medical study. Here, we present a driving primer (DP)-triggered polymerization-mediated metastable assembly (PMA) stra...

journal_title：Biomaterials

authors： Xu J,Wu ZS,Wang Z,Le J,Zheng T,Jia L

更新日期：2017-03-01 00:00:00

abstract：:Tropoelastin, the polypeptide monomer precursor of elastin, is covalently cross-linked to give stable elastic structures. We show here that elastic biomaterials can be generated from tropoelastin in the absence of the classically accepted cross-linking pathway. Under alkaline conditions tropoelastin proceeds through a...

journal_title：Biomaterials

authors： Mithieux SM,Tu Y,Korkmaz E,Braet F,Weiss AS

更新日期：2009-02-01 00:00:00

abstract：:Recent studies have revealed that visible-light (VL)-irradiated camphorquinone (CQ), in the presence of a tertiary amine (e.g., N,N-dimethyl-p-toluidine, DMT), generates initiating radicals that may indiscriminately react with molecular oxygen forming reactive oxygen species (ROS). In this study, the ability of the an...

journal_title：Biomaterials

authors： Pagoria D,Geurtsen W

更新日期：2005-11-01 00:00:00

abstract：:Aim of the study was to examine if the addition of buffering sodiumhydrogenphosphate to poly(D,L)lactide(PDLLA) would stabilize the pH-value in the in vivo environment of implanted material and whether this improves its biocompatibility. The material was predegraded just to the point of viscous disintegration to test ...

journal_title：Biomaterials

authors： Heidemann W,Jeschkeit-Schubbert S,Ruffieux K,Fischer JH,Jung H,Krueger G,Wintermantel E,Gerlach KL

更新日期：2002-09-01 00:00:00

abstract：:Cancer vaccines are designed to elicit an endogenous adaptive immune response that can successfully recognize and eliminate residual or recurring tumors. Such approaches can potentially overcome shortcomings of passive immunotherapies by generating long-lived therapeutic effects and immune memory while limiting system...

journal_title：Biomaterials

authors： Shukla S,Myers JT,Woods SE,Gong X,Czapar AE,Commandeur U,Huang AY,Levine AD,Steinmetz NF

更新日期：2017-03-01 00:00:00

abstract：:Tissue engineering combined with gene therapy represents a promising approach for bone regeneration. The Hypoxia-inducible factor-1α (HIF-1α) gene is a pivotal regulator of vascular reactivity and angiogenesis. Our recent study has showed that HIF-1α could promote osteogenesis of bone mesenchymal stem cells (BMSCs) us...

journal_title：Biomaterials

authors： Zou D,Zhang Z,He J,Zhu S,Wang S,Zhang W,Zhou J,Xu Y,Huang Y,Wang Y,Han W,Zhou Y,Wang S,You S,Jiang X,Huang Y

更新日期：2011-12-01 00:00:00

abstract：:The adherence of five strains of Staphylococcus epidermidis and one strain of S. aureus to both untreated and Hydromer-coated silicone rubber cerebrospinal fluid shunts was studied in vitro using epifluorescent image analysis. All five strains of S. epidermidis showed similar levels of adherence to untreated shunts, w...

journal_title：Biomaterials

authors： Bridgett MJ,Davies MC,Denyer SP,Eldridge PR

更新日期：1993-02-01 00:00:00

abstract：:The ligand-tethered poly(ethylene oxide-propylene oxide-ethylene oxide) (PEO-PPO-PEO) triblock copolymer was explored to engineer poly(DL-lactic acid) (PDL-LA) material to promote cell attachment and growth. The PEO-PPO-PEO was activated by methyl sulfonyl chloride and the amino acid, and peptide were attached. By ble...

journal_title：Biomaterials

authors： Ji J,Zhu H,Shen J

更新日期：2004-05-01 00:00:00