A model for recording mercury release from an amalgam surface.

abstract：:The synthesis of a new potential anti-thrombogenic polymer is described. Limited halogenation of an aryloxy-substituted polyphosphazene, followed by quaternization with triethylamine yielded a polymer capable of forming polyelectrolyte complexes with sodium heparin. The results of preliminary clotting tests with bovin...

journal_title：Biomaterials

authors： Neenan TX,Allcock HR

更新日期：1982-04-01 00:00:00

abstract：:Cytotoxic T lymphocytes (CTL) and natural killer (NK) cells protect vertebrates by killing infected or transformed cells using granzyme B (GrB) to induce apoptosis. However, GrB-induced apoptosis of target cells causes inflammatory disease and chronic transplant rejection and so is an important disease target. The aim...

journal_title：Biomaterials

authors： Cheng W,Yang C,Hedrick JL,Williams DF,Yang YY,Ashton-Rickardt PG

更新日期：2013-05-01 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：:This article is a review of recent developments of polymer-related stents mainly employed in the coronary arteries, including polymer-coated stents, biostable stents and biodegradable stents. Polymer paving is covered as well. The problems with the stents currently investigated and the development of new stents are di...

journal_title：Biomaterials

authors： Peng T,Gibula P,Yao KD,Goosen MF

更新日期：1996-04-01 00:00:00

abstract：:Programmed cell death-ligand 1 (PD-L1)-based immune checkpoint blockade therapy using the anti-PD-L1 antibody is effective for a subset of patients with advanced metastatic melanoma but about half of the patients do not respond to the therapy because of the tumor immunosuppressive microenvironment. Immunogenic cell de...

journal_title：Biomaterials

authors： Qiu N,Liu Y,Liu Q,Chen Y,Shen L,Hu M,Zhou X,Shen Y,Gao J,Huang L

更新日期：2020-12-17 00:00:00

abstract：:Hierarchical structured nanomaterials with diverse functionality, such as magnetic susceptibility, stimuli-responsiveness, environmental sensing and biocompatibility, are highly sought after for biomedicine and biodetection alike. In this study, we designed and fabricated a new kind of multifunctional core/shell nanos...

journal_title：Biomaterials

authors： Li D,Zhang YT,Yu M,Guo J,Chaudhary D,Wang CC

更新日期：2013-10-01 00:00:00

abstract：:Neurotrophic factors therapy requires their precise delivery to the targeted neuronal population. For this purpose, a wide range of strategies have been developed, and among them the stereotaxic implantation of biodegradable microparticles. To assess the in vivo activity of NGF-releasing PLGA microspheres, unloaded an...

journal_title：Biomaterials

authors： Péan JM,Menei P,Morel O,Montero-Menei CN,Benoit JP

更新日期：2000-10-01 00:00:00

abstract：:The aim of this study was to evaluate the physical-chemical properties, in vivo biocompatibility and antimicrobial activity of bioactive glasses (BG) used as a controlled release device for tetracycline hydrochloride and an inclusion complex formed by tetracycline and beta-cyclodextrin at 1:1 molar ratio. The BG as we...

journal_title：Biomaterials

authors： Domingues ZR,Cortés ME,Gomes TA,Diniz HF,Freitas CS,Gomes JB,Faria AM,Sinisterra RD

更新日期：2004-01-01 00:00:00

abstract：:The purpose of this work was to investigate new bone formation in macroporous iron foams coated with strontium (FeSr) or bisphosphonate (FeBiP) compared to plain iron foam (Fe) and empty defect in a critical size metaphyseal bone defect model in ovariectomized rats. 60 female rats were subjected to bilateral ovariecto...

journal_title：Biomaterials

authors： Ray S,Thormann U,Eichelroth M,Budak M,Biehl C,Rupp M,Sommer U,El Khassawna T,Alagboso FI,Kampschulte M,Rohnke M,Henß A,Peppler K,Linke V,Quadbeck P,Voigt A,Stenger F,Karl D,Schnettler R,Heiss C,Lips KS,Alt V

更新日期：2018-03-01 00:00:00

abstract：:Great efforts have been made to develop suitable bioactive constructs that release growth factors (GFs) in a controlled manner for tissue-regeneration applications. Platelet lysates (PLs) are an affordable source of multiple GFs and other proteins, and show great potential in the wound-healing process. Herein, poly-l-...

journal_title：Biomaterials

authors： Tang Q,Lim T,Wei XJ,Wang QY,Xu JC,Shen LY,Zhu ZZ,Zhang CQ

更新日期：2020-10-01 00:00:00

abstract：:Current materials used for maxillofacial prostheses are far from ideal and there is a need for new improved materials which better simulate the tissues they are replacing. This study was based on a mixed experimental/analytical/numerical approach. A new polymeric material was developed to provide a better alternative ...

journal_title：Biomaterials

authors： Bellamy K,Limbert G,Waters MG,Middleton J

更新日期：2003-12-01 00:00:00

abstract：:Primary rat bone marrow cells were cultured for periods of 8 d on hydroxyapatite discs produced by sintering compressed powder at 1130 degrees C. The disc surfaces were roughened using silicon carbide paper to create three groups of samples (n = 10) of differing surface topography. The culture conditions permitted bot...

journal_title：Biomaterials

authors： Gomi K,Lowenberg B,Shapiro G,Davies JE

更新日期：1993-01-01 00:00:00

abstract：:Human cell therapy applications in tissue engineering, such as the ex vivo production of hematopoietic cells for transplantation, have recently entered the clinic. Although considerable effort has been focused on the development of biological processes to generate therapeutic cells, little has been published on the de...

journal_title：Biomaterials

authors： Koller MR,Palsson MA,Manchel I,Maher RJ,Palsson BO

更新日期：1998-11-01 00:00:00

abstract：:In the present study, the effects of implant design and surface properties on peri-implant bone response were evaluated with both conventional histomorphometry and micro-computed tomography (micro-CT), using two geometrically different dental implants (Screw type, St; Push-in, Pi) either or not surface-modified (non-c...

journal_title：Biomaterials

authors： Schouten C,Meijer GJ,van den Beucken JJ,Spauwen PH,Jansen JA

更新日期：2009-09-01 00:00:00

abstract：:Human induced pluripotent stem cell (hiPSC) derived angiogenesis models present a unique opportunity for patient-specific platforms to study the complex process of angiogenesis and the endothelial cell response to biomaterial and biophysical changes in a defined microenvironment. We present a refined method for differ...

journal_title：Biomaterials

authors： Natividad-Diaz SL,Browne S,Jha AK,Ma Z,Hossainy S,Kurokawa YK,George SC,Healy KE

更新日期：2019-02-01 00:00:00

abstract：:Chondrocytes isolated from human foetal epiphyseal cartilage were seeded dynamically into polyglycolic acid (PGA) scaffolds and cultured in recirculation column bioreactors to produce tissue-engineered cartilage. Several culture techniques with the potential to provide endogenous growth factors and other conditions be...

journal_title：Biomaterials

authors： Mahmoudifar N,Doran PM

更新日期：2005-12-01 00:00:00

abstract：:Finding bioactive short peptides derived from proteins is a critical step to the advancement of tissue engineering and regenerative medicine, because the former maintains the functions of the latter without immunogenicity in biological systems. Here, we discovered a bioactive core nonapeptide sequence, PPFEGCIWN (resi...

journal_title：Biomaterials

authors： Yeo IS,Min SK,Kang HK,Kwon TK,Jung SY,Min BM

更新日期：2015-12-01 00:00:00

abstract：:This study is concerned with the effect of dual implantation of calcium and phosphorus upon the structure, corrosion resistance and biocompatibility of titanium. The ions were implanted in sequence, first Ca and then P, both at a dose of 10(17) ions/cm2 at a beam energy of 25 keV. Transmission electron microscopy was ...

journal_title：Biomaterials

authors： Krupa D,Baszkiewicz J,Kozubowski JA,Barcz A,Sobczak JW,Biliński A,Lewandowska-Szumieł M,Rajchel B

更新日期：2005-06-01 00:00:00

abstract：:This work describes the use of aqueous two-phase systems to print cell-containing contractile collagen microdroplets. The fully aqueous conditions enable convenient formation of sub-microliter 'microgels' that are much smaller than otherwise possible to fabricate while maintaining high cell viability. The produced mic...

journal_title：Biomaterials

authors： Moraes C,Simon AB,Putnam AJ,Takayama S

更新日期：2013-12-01 00:00:00

abstract：:We have developed a family of synthetic biodegradable polymers that are composed of structural units endogenous to the human metabolism, designated poly(polyol sebacate) (PPS) polymers. Material properties of PPS polymers can be tuned by altering the polyol monomer and reacting stiochiometric ratio of sebacic acid. Th...

journal_title：Biomaterials

authors： Bruggeman JP,de Bruin BJ,Bettinger CJ,Langer R

更新日期：2008-12-01 00:00:00

abstract：:The pore architecture in 3-D polymeric scaffoldings plays a critical role in tissue engineering as it provides the framework for the seeded cells to organize into a functioning tissue. In the present paper, we investigate the effect of freezing regime on the pore microstructure in 3-D alginate scaffolds, fabricated by...

journal_title：Biomaterials

authors： Zmora S,Glicklis R,Cohen S

更新日期：2002-10-01 00:00:00

abstract：:The clinical application of calcium phosphate cements (CPCs) composed of tetracalcium phosphate and dicalcium phosphate anhydrous has been limited because of its longer setting time, so that we developed the CPC in which the setting time was shortened to approximately 10 min. Aiming at clinical application, we evaluat...

journal_title：Biomaterials

authors： Hoshikawa A,Fukui N,Fukuda A,Sawamura T,Hattori M,Nakamura K,Oda H

更新日期：2003-12-01 00:00:00

abstract：:Calcium phosphate (CaP) based approaches remain an attractive option for delivering plasmid DNA (pDNA) into cultured cells. However, despite their appeal, current synthesis methodologies typically yield lower, less consistent transfection efficiencies when compared to viral approaches. Therefore, we report here a nove...

journal_title：Biomaterials

authors： Olton D,Li J,Wilson ME,Rogers T,Close J,Huang L,Kumta PN,Sfeir C

更新日期：2007-02-01 00:00:00

abstract：:To evaluate the biocompatibility of chemically and structurally modified polyurethane elastomers for use as blood vessel replacements, small squares of vascular prostheses were cultured in direct contact with endothelium from chick embryo aorta using an organotypic culture assay. The polyurethane materials tested were...

journal_title：Biomaterials

authors： Guidoin R,Sigot M,King M,Sigot-Luizard MF

更新日期：1992-01-01 00:00:00

abstract：:Autologous melanocyte transplantation for vitiligo treatment by use of melanocyte suspension has drawbacks including cell damage in cell preparation and transportation, difficult manipulation and low engraftment rate in acral vitiligious lesions. We have proposed the concept of cellular patch as an alternative solutio...

journal_title：Biomaterials

authors： Lin SJ,Jee SH,Hsiao WC,Yu HS,Tsai TF,Chen JS,Hsu CJ,Young TH

更新日期：2006-03-01 00:00:00

abstract：:Photoacoustic tomography (PAT) also referred to as optoacoustic tomography (OAT) is a hybrid imaging modality that employs nonionizing optical radiation and ultrasonic detection. Here, we describe the application of a new class of optical contrast agents based on mesoscopic hollow gold nanospheres (HAuNS) to PAT. HAuN...

journal_title：Biomaterials

authors： Lu W,Huang Q,Ku G,Wen X,Zhou M,Guzatov D,Brecht P,Su R,Oraevsky A,Wang LV,Li C

更新日期：2010-03-01 00:00:00

abstract：:The goal of this work was to investigate the efficiency of transcellular delivery into Swiss albino mice 3T3 fibroblasts of molecules with various physico-chemical characteristics from ethosomes, phospholipid vesicular carriers containing ethanol. The probes chosen were: 4-(4-diethylamino) styryl-N-methylpyridinium io...

journal_title：Biomaterials

authors： Touitou E,Godin B,Dayan N,Weiss C,Piliponsky A,Levi-Schaffer F

更新日期：2001-11-01 00:00:00

abstract：:The surface of polyetheretherketone (PEEK) was coated with a pure titanium (Ti) layer using an electron beam (e-beam) deposition method in order to enhance its biocompatibility and adhesion to bone tissue. The e-beam deposition method was a low-temperature coating process that formed a dense, uniform and well crystall...

journal_title：Biomaterials

authors： Han CM,Lee EJ,Kim HE,Koh YH,Kim KN,Ha Y,Kuh SU

更新日期：2010-05-01 00:00:00

abstract：:Cationic polymers are currently being studied as non-viral vectors to deliver therapeutic DNA into cells. In this study, a series of trehalose-based glycopolymers containing four secondary amines in the repeat unit were synthesized via the 'click reaction' [degrees of polymerization (n(w))=35, 53, 75, or 100] to eluci...

journal_title：Biomaterials

authors： Srinivasachari S,Liu Y,Prevette LE,Reineke TM

更新日期：2007-06-01 00:00:00

abstract：:The flexural strength of five glass ionomers was measured at intervals ranging from 1 h to 3 months after mixing. The pattern of change in flexural strength is material-specific with two water-activated materials having significantly higher long-term flexural strengths than the others. This may be attributable to the ...

journal_title：Biomaterials

authors： Pearson GJ,Atkinson AS

更新日期：1991-09-01 00:00:00