Neoplastic transformation of cells by soluble but not particulate forms of metals used in orthopaedic implants.

abstract：:The erosion of composite polymer matrices made of slow and fast eroding polymers was investigated. These matrices can be used as implants that release drugs in a preprogrammed way. To understand the mechanism of drug release, the erosion of cylindrical polymer matrices made of several layers of different polymers was ...

journal_title：Biomaterials

authors： Göpferich A

更新日期：1997-03-01 00:00:00

abstract：:Biological processes are of great significance for the normal physiological functions of living organisms and closely related to the health. Monitoring of biological processes and diagnosis of diseases based on fluorescent techniques would provide comprehensive insight into mechanism of life and pathogenesis of diseas...

journal_title：Biomaterials

authors： Gu X,Kwok RTK,Lam JWY,Tang BZ

更新日期：2017-11-01 00:00:00

abstract：:The generation of effective tissue engineered bone grafts requires efficient exchange of nutrients and mechanical stimulus. Bioreactors provide a manner in which this can be achieved. We have recently developed a biaxial rotating bioreactor with efficient fluidics through in-silico modeling. Here we investigated its p...

journal_title：Biomaterials

authors： Zhang ZY,Teoh SH,Chong WS,Foo TT,Chng YC,Choolani M,Chan J

更新日期：2009-05-01 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：:The metabolic disposition and elimination process of the anhydride co-polymer poly[1,3-bis(p-carboxy-phenoxypropane):sebacic acid] 20:80 [P(CPP:Sa)20:80] implanted in the rat brain was studied. Two polymers were prepared, one with [14C]SA and unlabelled CPP, and the other co-polymer with [14C]CPP and unlabelled SA. Wi...

journal_title：Biomaterials

authors： Domb AJ,Rock M,Schwartz J,Perkin C,Yipchuk G,Broxup B,Villemure JG

更新日期：1994-07-01 00:00:00

abstract：:The kinetics of thrombin inhibition by antithrombin (AT) and heparin cofactor II (HC II) were analysed as a function of the heparin concentration, from 10(-9) to 10(-4) M. The initial concentrations of inhibitor (l) and thrombin (E) were set at equimolar levels (CI = CE = 10(-8) M). The experimental data indicate that...

journal_title：Biomaterials

authors： Maaroufi RM,Jozefowicz M,Tapon-Bretaudière J,Fischer AM

更新日期：1997-02-01 00:00:00

abstract：:Mussel adhesive proteins (MAPs) have received increased attention as potential environmentally friendly adhesives under aqueous conditions and in medicine. However, attempts to produce functional recombinant MAPs (mainly foot protein type 1, fp-1) by several expression systems have failed. Even though we previously re...

journal_title：Biomaterials

authors： Hwang DS,Gim Y,Yoo HJ,Cha HJ

更新日期：2007-08-01 00:00:00

abstract：:Helicobacter pylori is a significant human pathogen that recognizes specific carbohydrate receptors, such as the fucose receptor, and produces the vacuolating cytotoxin, which induces inflammatory responses and modulates the cell-cell junction integrity of the gastric epithelium. The clinical applicability of topical ...

journal_title：Biomaterials

authors： Lin YH,Tsai SC,Lai CH,Lee CH,He ZS,Tseng GC

更新日期：2013-06-01 00:00:00

abstract：:Adoptive cell transfer of targeted chimeric antigen receptor (CAR) T cells has emerged as a highly promising cancer therapy. The pharmacodynamic action or CAR T cells is closely related to their pharmacokinetic profile; because of this as well as the risk of non-specific action, it is important to monitor their biodis...

journal_title：Biomaterials

authors： Harmsen S,Medine EI,Moroz M,Nurili F,Lobo J,Dong Y,Turkekul M,Pillarsetty NVK,Ting R,Ponomarev V,Akin O,Aras O

更新日期：2020-12-23 00:00:00

abstract：:Carbon fiber implants were used to fill osteochondral defects created on the articular surface of the patella of 36 rabbits, for the purpose of studying the long-term histological changes of the repair process. Six months after surgery the defect was filled by fibrous tissue, where the superficial area was organized p...

journal_title：Biomaterials

authors： Carranza-Bencano A,Armas-Padrón JR,Gili-Miner M,Lozano MA

更新日期：2000-11-01 00:00:00

abstract：:Polyelectrolyte complexes (PEC) were prepared from chitosan as the polycation and several synthesized functional anion polysaccharides, and their effects on cell attachment, morphology, proliferation and differentiation were estimated using normal human osteoblasts (NHOst). After a 1-week incubation, PEC made from pol...

journal_title：Biomaterials

authors： Nagahata M,Nakaoka R,Teramoto A,Abe K,Tsuchiya T

更新日期：2005-09-01 00:00:00

abstract：:Human umbilical cord vein segments have been used as vessel substitutes for damaged or occluded arteries, as aorto-coronary by-passes and as arterio-venous fistulae for dialysis. The Dardik-Biograft fixed with glutaraldehyde and the Mindich-Bioflow, fixed with ethanol and dialdehyde starch, are commercially available....

journal_title：Biomaterials

authors： Guidoin R,Marois M,Martin L,Noël HP,Laroche F,Gosselin CO,Côté R,Bénichoux R,Blais P

更新日期：1980-04-01 00:00:00

abstract：:For a temporomandibular joint prosthesis, an estimation of the wear rate was needed, prior to patient application. Therefore, we determined the in vitro wear rate of the ball-socket articulation of this prosthesis, consisting of a metal head and an ultra-high molecular weight polyethylene (UHMWPE) cup. The basic testi...

journal_title：Biomaterials

authors： Van Loon JP,Verkerke GJ,de Bont LG,Liem RS

更新日期：1999-08-01 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：:Hydrogels are frequently employed as medical device biomaterials due to their advantageous biological properties, e.g. resistance to infection and encrustation, biocompatibility; however, their poor mechanical properties generally limit the scope of application to coatings of medical devices. To address this limitatio...

journal_title：Biomaterials

authors： Jones DS,McLaughlin DW,McCoy CP,Gorman SP

更新日期：2005-05-01 00:00:00

abstract：:This study was conducted to determine the interaction of individual corrosion products from biodegradable iron stents with cells from the adjacent tissue. The response of human umbilical venous smooth muscle cells (SMCs) to an excess of ferrous ions was investigated in a cell culture model at the phenotypic and at the...

journal_title：Biomaterials

authors： Mueller PP,May T,Perz A,Hauser H,Peuster M

更新日期：2006-04-01 00:00:00

abstract：:Recent studies suggest that bone marrow stromal cells are a potential source of osteoblasts and chondrocytes and can be used to regenerate damaged tissues using a tissue-engineering (TE) approach. However, these strategies require the use of an appropriate scaffold architecture that can support the formation de novo o...

journal_title：Biomaterials

authors： Oliveira JM,Rodrigues MT,Silva SS,Malafaya PB,Gomes ME,Viegas CA,Dias IR,Azevedo JT,Mano JF,Reis RL

更新日期：2006-12-01 00:00:00

abstract：:New crosslinked ionic polyurethanes and copolyurethanes were yielded by reaction of telechelic cis-1,4-oligoisoprenes, bearing a variable number of ammonium and hydroxy groups, with isocyanurate of isophorone diisocyanate (I-IPDI). Aiming for a comparative study, polyurethane elastomers based on non-ionic telechelic o...

journal_title：Biomaterials

authors： Kébir N,Campistron I,Laguerre A,Pilard JF,Bunel C,Jouenne T

更新日期：2007-10-01 00:00:00

abstract：:Hepatocellular carcinoma (HCC), as the fifth most common malignant cancer, develops and progresses mostly in a cirrhotic liver where stiff nodules are separated by fibrous bands. Scaffolds that can provide a 3D cirrhotic mechanical environment with complex native composition and biomimetic architecture are necessary f...

journal_title：Biomaterials

authors： Ma X,Yu C,Wang P,Xu W,Wan X,Lai CSE,Liu J,Koroleva-Maharajh A,Chen S

更新日期：2018-12-01 00:00:00

abstract：:Porous nanostructure with its unique properties is found to be able to hold promise in drug delivery. We fabricated the one-dimensional titanium dioxide whiskers (TiO2 Ws) and designed a strategy to explore their drug delivery application and anti-tumor function combined with daunorubicin (DNR). We observed good bioco...

journal_title：Biomaterials

authors： Li Q,Wang X,Lu X,Tian H,Jiang H,Lv G,Guo D,Wu C,Chen B

更新日期：2009-09-01 00:00:00

abstract：:In order to clarify the role of a primer on the adhesion between dental precious metals and resin, surface-enhanced Raman scattering (SERS) technique has been applied to the structural analysis of the adhesive monomer, 6-(N-(4-vinylbenzyl)propylamino)-1,3,5-triazine-2, 4-dithione (VBATDT) adsorbed on colloidal Au surf...

journal_title：Biomaterials

authors： Suzuki M,Fujishima A,Miyazaki T,Hisamitsu H,Kojima K,Kadoma Y

更新日期：1999-05-01 00:00:00

abstract：:The magnetic resonance (MR) functionalities of pullulan-conjugated gadolinium diethylene triamine pentaacetate (Gd-DTPA-Pullulan) as a new hepatocyte-specific contrast agent were evaluated. Pullulan, which specifically accumulates on hepatocytes via asialoglycoprotein receptors, was chemically linked with Gd-DTPA. Gd-...

journal_title：Biomaterials

authors： Yim H,Yang SG,Jeon YS,Park IS,Kim M,Lee DH,Bae YH,Na K

更新日期：2011-08-01 00:00:00

abstract：:Decellularized native extracellular matrix (ECM) biomaterials are widely used in tissue engineering and have reached clinical application as biomesh implants. To enhance their regenerative properties and postimplantation performance, ECM biomaterials could be functionalized via immobilization of bioactive molecules. T...

journal_title：Biomaterials

authors： Ren X,Evangelista-Leite D,Wu T,Rajab TK,Moser PT,Kitano K,Economopoulos KP,Gorman DE,Bloom JP,Tan JJ,Gilpin SE,Zhou H,Mathisen DJ,Ott HC

更新日期：2018-11-01 00:00:00

abstract：:The polymerization of N,N' carbonylbis (caprolactam) (CBC) and polyol in the presence of alcoholate as catalyst produced cross-linked poly(ester-urea)s via ring opening addition reaction. In contrast to conventional synthetic routes, the use of non-toxic CBC eliminates the need for toxic isocyanate-based monomers. The...

journal_title：Biomaterials

authors： Zimmermann J,Loontjens T,Scholtens BJ,Mülhaupt RR

更新日期：2004-06-01 00:00:00

abstract：:Healing soft-tissue wounds with an irregular, complicated topography in a bleeding environment demands the development of a dressing that is wet-adhesive, haemostatic, and antibacterial. To meet this unmet demand, we designed a flexible nanosheet (~77 nm thick) made of two layers, one is the antibacterial and haemosta...

journal_title：Biomaterials

authors： Xuan C,Hao L,Liu X,Zhu Y,Yang H,Ren Y,Wang L,Fujie T,Wu H,Chen Y,Shi X,Mao C

更新日期：2020-09-01 00:00:00

abstract：:We show here, that the proapoptotic peptide, KLAKLAKKLAKLAK (KLA), which by itself does not penetrate cell membranes, can do so when fused to a protein transduction domain derived from NH(2)-terminus of translationally controlled tumor protein (TCTP-PTD, MIIYRDLISH). Once inside the cell, the conjugated KLA exerts its...

journal_title：Biomaterials

authors： Kim HY,Kim S,Youn H,Chung JK,Shin DH,Lee K

更新日期：2011-08-01 00:00:00

abstract：:Pancreatic cancer has the worst prognosis of all cancers due to disease aggressiveness and paucity of early detection platforms. We developed biomaterial scaffolds that recruit metastatic tumor cells and reflect the immune dysregulation of native metastatic sites. While this platform has shown promise in orthotopic br...

journal_title：Biomaterials

authors： Bushnell GG,Orbach SM,Ma JA,Crawford HC,Wicha MS,Jeruss JS,Shea LD

更新日期：2020-12-23 00:00:00

abstract：:Collagen fibers are essential components of tissues, which are highly conserved across the animal kingdom and could be extremely useful in tissue engineering. The formation of these macromolecular fibers depends on molecular interactions-based self-assembly of the basic building blocks of collagen called tropocollagen...

journal_title：Biomaterials

authors： Krishnamoorthy N,Yacoub MH,Yaliraki SN

更新日期：2011-10-01 00:00:00

abstract：:A micro-X-ray diffraction (micro-XRD) technique has been employed to determine the phases in two superelastic nickel-titanium orthodontic wires that exhibit shape memory in the oral environment and one superelastic nickel-titanium wire that does not exhibit shape memory in vivo. The micro-XRD analyses were performed o...

journal_title：Biomaterials

authors： Iijima M,Brantley WA,Kawashima I,Ohno H,Guo W,Yonekura Y,Mizoguchi I

更新日期：2004-01-01 00:00:00

abstract：:In this study, modifications of glass ionomer cements (GICs) were made by adding bioactive glass (BAG) to GIC to obtain bioactive restorative materials. This study used SEM, EDS and visual analysis to examine the bioactivity and the ability of the study materials to mineralize dentin. Conventional cure and resin-modif...

journal_title：Biomaterials

authors： Yli-Urpo H,Närhi M,Närhi T

更新日期：2005-10-01 00:00:00