Preparation of bioactive Ti6Al4V surfaces by a simple method.

abstract：:The incidence of Parkinson's disease (PD), the second most common neurodegenerative disorder, has increased exponentially as the global population continues to age. Although the etiological factors contributing to PD remain uncertain, its average incidence rate is reported to be 1% of the global population older than ...

journal_title：Biomaterials

authors： Karthivashan G,Ganesan P,Park SY,Lee HW,Choi DK

更新日期：2020-02-01 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：:This paper presents some results concerning the size-controlled hydroxyapatite nanoparticles obtained in aqueous media in a biopolymer matrix from soluble precursors salts. Taking the inspiration from nature, where composite materials made of a polymer matrix and inorganic fillers are often found, e.g. bone, shell of ...

journal_title：Biomaterials

authors： Rusu VM,Ng CH,Wilke M,Tiersch B,Fratzl P,Peter MG

更新日期：2005-09-01 00:00:00

abstract：:Dental amalgam prepared from high copper and conventional alloys was evaluated for its compressive strength as a function of deformation rate. Results showed that the compressive strength rose to a maximum as deformation rate increased and then began to fall at higher deformation rates. Crack propagation predominated ...

journal_title：Biomaterials

authors： Zardiackas LD,Anderson L Jr

更新日期：1986-07-01 00:00:00

abstract：:Control of the precise location and extent of cellular attachment and proliferation, and of tissue outgrowth is important in a number of biomedical applications, including biomaterials and tissue engineered medical devices. Here we describe a method to control and direct the location and define boundaries of tissue gr...

journal_title：Biomaterials

authors： Thissen H,Johnson G,Hartley PG,Kingshott P,Griesser HJ

更新日期：2006-01-01 00:00:00

abstract：:This article introduces novel biocompatible tissue adhesives that do not involve any chemical or biochemical reactions, during their application in vivo. The use of these new adhesives is based exclusively on their temperature-dependent rheological properties. Since biocompatibility and biodegradability are additional...

journal_title：Biomaterials

authors： Cohn D,Lando G

更新日期：2004-12-01 00:00:00

abstract：:Endotoxemia is a severe pathophysiology induced by bacterial endotoxin (also known as lipopolysaccharide, LPS), causing high mortality in clinic due to the life-threatening syndromes, such as sepsis, shock, and multiple organ dysfunction. Removing or neutralizing endotoxin from the circulatory system has been proven t...

journal_title：Biomaterials

authors： Shen S,Han F,Yuan A,Wu L,Cao J,Qian J,Qi X,Yan Y,Ge Y

更新日期：2019-01-01 00:00:00

abstract：:We investigated the feasibility and efficacy of target thrombolysis with recombinant tissue plasminogen activator (rtPA) covalently bound to magnetic nanoparticle (MNP) and retained to the target site in vivo by an external magnet. Polyacrylic acid-coated magnetite (PAA-MNP, 246 nm) was synthesized and characterized; ...

journal_title：Biomaterials

authors： Ma YH,Wu SY,Wu T,Chang YJ,Hua MY,Chen JP

更新日期：2009-07-01 00:00:00

abstract：:The main challenge for neural progenitor cell (NPC)-mediated repair of spinal cord injury (SCI) is lack of favorable environment to direct its differentiation towards neurons rather than glial cells. The myelin associated inhibitors have been demonstrated to promote NPC differentiation into glial lineage. Herein, to i...

journal_title：Biomaterials

authors： Li X,Xiao Z,Han J,Chen L,Xiao H,Ma F,Hou X,Li X,Sun J,Ding W,Zhao Y,Chen B,Dai J

更新日期：2013-07-01 00:00:00

abstract：:Titanium and its alloys are widely used in load-bearing implants as a result of their excellent mechanical properties and corrosion resistance. In order to improve their performances with respect to osseointegration, the use of bioactive coatings has been suggested. Polypyrrole (PPy) has been chosen as coating polymer...

journal_title：Biomaterials

authors： De Giglio E,Guascito MR,Sabbatin L,Zambonin G

更新日期：2001-10-01 00:00:00

abstract：:This study concentrates on adhesion of microorganisms to polymeric biomaterials implanted in the urinary tract. A number of extensively used polymeric biomaterials (i.e., poly(hydroxyethyl-methacrylate) and its copolymers with a series of acrylic monomers--acrylic acid and dimethylaminoethyl methacrylate--polyetherure...

journal_title：Biomaterials

authors： Kiremitci-Gumusderelioglu M,Pesmen A

更新日期：1996-02-01 00:00:00

abstract：:Oxidative stress is commonly existed in bone degenerative disease (osteoarthritis, osteoporosis etc.) and some antioxidants had great potential to enhance osteogenesis. In this study, we aim to investigate the anti-oxidative properties of various TiO2 nanotubes (TNTs) so to screen the desirable size for improved osteo...

journal_title：Biomaterials

authors： Yu Y,Shen X,Luo Z,Hu Y,Li M,Ma P,Ran Q,Dai L,He Y,Cai K

更新日期：2018-06-01 00:00:00

abstract：:Retinal pigment epithelial (RPE) cellular morphology and function are vital to the health of the retina. In age-related macular degeneration, RPE dysfunction and changes in Bruch's membrane occur. Thus, a potential cure is a dual-layer biomimetic transplant consisting of a layer of healthy RPE cells cultured on a supp...

journal_title：Biomaterials

authors： Lee CJ,Fishman HA,Bent SF

更新日期：2007-04-01 00:00:00

abstract：:The reaction of calcium ions and organic phosphate ester monomer at varying pHs was examined. Above pH 10, poorly crystallized hydroxyapatite was formed, which had lower crystallinity than that synthesized with inorganic phosphate as a source of P under the same conditions. On the other hand, the results of X-ray diff...

journal_title：Biomaterials

authors： Okazaki M,Hattori M

更新日期：1989-03-01 00:00:00

abstract：:Human adipose-derived stem cells (hADSCs) were purified from a suspension of human adipose tissue cells (stromal vascular fraction) by the conventional culture method and by membrane filtration through polyurethane (PU) foam membranes. hADSCs can be obtained from a suspension of human adipose tissue cells using the me...

journal_title：Biomaterials

authors： Wu CH,Lee FK,Suresh Kumar S,Ling QD,Chang Y,Chang Y,Wang HC,Chen H,Chen DC,Hsu ST,Higuchi A

更新日期：2012-11-01 00:00:00

abstract：:Implantation of a medical implant within the body inevitably triggers a host inflammatory response that negatively impacts its function and longevity. Nevertheless, the degree and severity of this response may be reduced by selecting appropriate materials, implant geometry, surface topography and surface treatment. He...

journal_title：Biomaterials

authors： Li J,Chu MK,Gordijo CR,Abbasi AZ,Chen K,Adissu HA,Löhn M,Giacca A,Plettenburg O,Wu XY

更新日期：2015-04-01 00:00:00

abstract：:The degradation behavior of the absorbable coating may have significant impacts to the short and long-term safety of the drug eluting stent (DES). A poly(lactide-co-glycolide) (PLGA) polymer coating containing sirolimus on stent surface was studied when stents were expanded to 3.0 mm. In vitro and in vivo degradation ...

journal_title：Biomaterials

authors： Xi T,Gao R,Xu B,Chen L,Luo T,Liu J,Wei Y,Zhong S

更新日期：2010-07-01 00:00:00

abstract：:Theranostics, the integration of diagnostics and therapies, has become a new concept in the battles with various major diseases such as cancer. Here, we report a multifunctional nanoplatform, which is developed by covalently grafting core-shell structured upconversion nanoparticles (UCNPs) with nanographene oxide (NGO...

journal_title：Biomaterials

authors： Wang Y,Wang H,Liu D,Song S,Wang X,Zhang H

更新日期：2013-10-01 00:00:00

abstract：:Stem cell therapy is a promising therapeutic method for the treatment of ischemic heart diseases; however, some challenges prohibit the efficacy after cell delivery due to hostile microenvironment of the injured myocardium. 3D printed pre-vascularized stem cell patch can enhance the therapeutic efficacy for cardiac re...

journal_title：Biomaterials

authors： Jang J,Park HJ,Kim SW,Kim H,Park JY,Na SJ,Kim HJ,Park MN,Choi SH,Park SH,Kim SW,Kwon SM,Kim PJ,Cho DW

更新日期：2017-01-01 00:00:00

abstract：:Microcontact printed polymeric substrates were evaluated for their ability to control Schwann cell attachment and direct proliferation, as Schwann cell guidance is a crucial factor in directing peripheral nerve regeneration. Elastomeric stamps of poly(dimethylsiloxane) were "inked" with laminin, a permissive protein f...

journal_title：Biomaterials

authors： Schmalenberg KE,Uhrich KE

更新日期：2005-04-01 00:00:00

abstract：:After surgery, the bone and soft tissues around integrated biomaterials can be adversely affected by implant-related factors acting over a period of years. However, few studies have directly addressed the effects upon the adjacent soft tissue. The present study was designed to test the biological effects of various si...

journal_title：Biomaterials

authors： Sun JS,Tsuang YH,Chang WH,Li J,Liu HC,Lin FH

更新日期：1997-05-01 00:00:00

abstract：:Impaction grafting using morsellised allograft bone restores bone stock, but carries the potential for transmission of infection. Synthetic bone graft substitutes can eliminate this risk but may, however, influence outcome. In this study we tested the hypothesis that a 50/50 mix of hydroxyapatite and allograft does no...

journal_title：Biomaterials

authors： Aulakh TS,Jayasekera N,Kuiper JH,Richardson JB

更新日期：2009-03-01 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：:Sol-gel derived porous silica carriers for the controlled release of proteins were synthesized using a room temperature process. The materials are intended to serve as both substrates for bone growth as well as to allow incorporated proteins such as growth factors to diffuse out and stimulate cell function and tissue ...

journal_title：Biomaterials

authors： Santos EM,Radin S,Ducheyne P

更新日期：1999-09-01 00:00:00

abstract：:Osteoclasts resorb bone at surfaces, leaving behind pits and trails where both mineral and organic phases of bone have been dissolved. Rough surface structures are deliberately imparted to synthetic implants, in order to improve osseointegration. The aim of this study is to characterize osteoclastic resorption pits on...

journal_title：Biomaterials

authors： Hefti T,Frischherz M,Spencer ND,Hall H,Schlottig F

更新日期：2010-10-01 00:00:00

abstract：:Severe wear of the ultra-high molecular weight polyethylene (UHMWPE) components of total joint replacements limits their long-term success. In previous studies, the infrared spectra obtained on retrieved UHMWPE components were interpreted as evidence that the UHMWPE oxidizes in vivo. In direct contrast, infrared spect...

journal_title：Biomaterials

authors： James SP,Blazka S,Merrill EW,Jasty M,Lee KR,Bragdon CR,Harris WH

更新日期：1993-07-01 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：:Demineralised bone matrix (DBM) is a form of allogeneic tissue graft widely used in oral and maxillofacial procedures. There is a long history of controversy relating to the suitability of ethylene oxide gas (EtOx) as a terminal sterilisation agent for this graft, relating to its effects on the clinical performance of...

journal_title：Biomaterials

authors： Lomas RJ,Gillan HL,Matthews JB,Ingham E,Kearney JN

更新日期：2001-05-01 00:00:00

abstract：:Alzheimer disease (AD) is a neurodegenerative disorder and the most common form of dementia. Histopathologically is characterized by the presence extracellular neuritic plaques and with a large number of neurons lost. In this paper, we design a new nanomaterial, graphene quantum dots (GQDs) conjugated neuroprotective ...

journal_title：Biomaterials

authors： Xiao S,Zhou D,Luan P,Gu B,Feng L,Fan S,Liao W,Fang W,Yang L,Tao E,Guo R,Liu J

更新日期：2016-11-01 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