Controlled release of biologically active compounds from bioerodible polymers.

abstract：:Here we document the complete process of bioresorption and bone replacement of rods made of forged composites of unsintered hydroxyapatite particles/poly l-lactide (F-u-HA/PLLA) implanted in the femoral medullary cavities of rabbits. Bioresorption, osteoconductive bioactivity and bone replacement were compared in thre...

journal_title：Biomaterials

authors： Shikinami Y,Matsusue Y,Nakamura T

更新日期：2005-09-01 00:00:00

abstract：:Lingo-1 is selectively expressed on both oligodendrocytes and neurons in the central nervous system (CNS) and serves as a key negative regulator of nerve regeneration, implying a therapeutic target for spinal cord injury (SCI). Here we described a strategy to knock-down Lingo-1 expression in vivo using lentiviral vect...

journal_title：Biomaterials

authors： Wu HF,Cen JS,Zhong Q,Chen L,Wang J,Deng DY,Wan Y

更新日期：2013-02-01 00:00:00

abstract：:We studied non-implanted ultra-high molecular weight polyethylene (UHMWPE) knee components, that were gamma-sterilized in air and shelf-aged during 6 and 7 years, to explore fracture mechanisms in the degraded material. Prior to the fractography study, we assessed degradation through FTIR and optical density measureme...

journal_title：Biomaterials

authors： Puértolas JA,Larrea A,Gómez-Barrena E

更新日期：2001-08-01 00:00:00

abstract：:Based on the hypothesis that bone cements cause changes in the production of transforming growth factor-beta 1 (TGF-beta1) by bone cells, the effects of four acrylic bone cements (Sulfix-60, CMW 1, CMW 2 and CMW 3) were examined using the osteoblast-like cell line MG63. The extracts in MEM of the cements were tested, ...

journal_title：Biomaterials

authors： Cenni E,Granchi D,Ciapetti G,Savarino L,Corradini A

更新日期：2002-01-01 00:00:00

abstract：:The present in vitro study investigates the cellular interaction of primary human osteoblasts with human and bovine solvent dehydrated cancellous bone (SDCB) discs. These are bio-implants from solvent dehydrated, gamma-irradiated preserved human and bovine cancellous bone, pre-treated to remove all cells, genetic comp...

journal_title：Biomaterials

authors： Trentz OA,Hoerstrup SP,Sun LK,Bestmann L,Platz A,Trentz OL

更新日期：2003-09-01 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：:Vascular endothelial growth factor (VEGF) has been extensively investigated to promote vascularization at damaged or diseased sites and in tissue implants. Here we are interested in determining if the manner in which VEGF is presented from a scaffold to endothelial cells influences the architecture of the blood vessel...

journal_title：Biomaterials

authors： Anderson SM,Siegman SN,Segura T

更新日期：2011-10-01 00:00:00

abstract：:The differences in morphological behaviour between fibroblasts cultured on smooth and nanogrooved substrata (groove depth: 5-350 nm, width: 20-1000 nm) have been evaluated in vitro. The aim of the study was to clarify to what extent cell guidance occurs on increasingly smaller topographies. Pattern templates were made...

journal_title：Biomaterials

authors： Loesberg WA,te Riet J,van Delft FC,Schön P,Figdor CG,Speller S,van Loon JJ,Walboomers XF,Jansen JA

更新日期：2007-09-01 00:00:00

abstract：:Targeting delivery system has been widely used in packaging drugs for medical therapies attributed to its high efficiency and efficacy. A Traditional Chinese Medicine (TCM) formula consisting of Herba Epimedii has previously been shown to effectively treat postmenopausal osteoporosis. We have subsequently found that i...

journal_title：Biomaterials

authors： Huang L,Wang X,Cao H,Li L,Chow DH,Tian L,Wu H,Zhang J,Wang N,Zheng L,Yao X,Yang Z,Qin L

更新日期：2018-11-01 00:00:00

abstract：:Fibronectin (Fn) forms a fibrillar network that controls cell behavior in both physiological and diseased conditions including cancer. Indeed, breast cancer-associated stromal cells not only increase the quantity of deposited Fn but also modify its conformation. However, (i) the interplay between mechanical and confor...

journal_title：Biomaterials

authors： Wang K,Andresen Eguiluz RC,Wu F,Seo BR,Fischbach C,Gourdon D

更新日期：2015-06-01 00:00:00

abstract：:To achieve enhanced gene transfection efficiency with ocular eye-drop therapy, a cationic core-shell liponanoparticle (DLCS-NP) was designed by enveloping the plasmid-laden chitosan nanoparticle (CS-NP) into a cationic lipid shell. The cellular uptake of DLCS-NP was up to 1.25-fold and 5-fold higher than that of CS-NP...

journal_title：Biomaterials

authors： Jiang M,Gan L,Zhu C,Dong Y,Liu J,Gan Y

更新日期：2012-10-01 00:00:00

abstract：:Systemic lupus erythematosus (SLE) is an autoimmune disease. Antibodies directed mainly against DNA and/or phospholipids are present in the serum of SLE patients. Therefore phosphorylated polystyrene derivatives acting as DNA-like polymers should be able to interact with the SLE anti-DNA antibodies. Such functional po...

journal_title：Biomaterials

authors： Letourneur D,Jozefowicz M

更新日期：1992-01-01 00:00:00

abstract：:Melanoma inhibitory activity (MIA), also referred to as cartilage derived retinoic acid-sensitive protein (CD-RAP), is detected physiologically in cartilage tissue and pathologically in malignant melanomas. To measure MIA/CD-RAP quantitatively we developed a sensitive ELISA system. Recently, we described diagnostic ap...

journal_title：Biomaterials

authors： Bosserhoff AK,Buettner R

更新日期：2003-08-01 00:00:00

abstract：:Zwitterionic hydrogels such as those based on polycarboxybetaine (PCB) or polysulfobetaine (PSB) have potential for various biomedical applications, due to their biocompatibility and low biofouling properties. However, the poor mechanical properties of zwitterionic hydrogels developed to date remain a challenge, sever...

journal_title：Biomaterials

authors： Liu Q,Chiu A,Wang L,An D,Li W,Chen EY,Zhang Y,Pardo Y,McDonough SP,Liu L,Liu WF,Chen J,Ma M

更新日期：2020-02-01 00:00:00

abstract：:The currently available surgical options to repair the diaphragm are associated with significant risks of defect recurrence, lack of growth potential and restored functionality. A tissue engineered diaphragm has the potential to improve surgical outcomes for patients with congenital or acquired disorders. Here we show...

journal_title：Biomaterials

authors： Gubareva EA,Sjöqvist S,Gilevich IV,Sotnichenko AS,Kuevda EV,Lim ML,Feliu N,Lemon G,Danilenko KA,Nakokhov RZ,Gumenyuk IS,Grigoriev TE,Krasheninnikov SV,Pokhotko AG,Basov AA,Dzhimak SS,Gustafsson Y,Bautista G,Beltrán Ro

更新日期：2016-01-01 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：:Ex-vivo blood-brain barrier (BBB) model is of great value for studying brain function and drug development, but it is still challenging to engineer macroscale three-dimensional (3D) tissue constructs to recapitulate physiological and functional aspects of BBB. Here, we describe a delicate 3D vascularized neural constr...

journal_title：Biomaterials

authors： Yue H,Xie K,Ji X,Xu B,Wang C,Shi P

更新日期：2020-07-01 00:00:00

abstract：:Regeneration of the damaged myocardium is one of the most challenging fronts in the field of tissue engineering due to the limited capacity of adult heart tissue to heal and to the mechanical and structural constraints of the cardiac tissue. In this study we demonstrate that an engineered acellular scaffold comprising...

journal_title：Biomaterials

authors： Serpooshan V,Zhao M,Metzler SA,Wei K,Shah PB,Wang A,Mahmoudi M,Malkovskiy AV,Rajadas J,Butte MJ,Bernstein D,Ruiz-Lozano P

更新日期：2013-12-01 00:00:00

abstract：:Normal functioning of articulating tissues is required for many physiological processes occurring across length scales from the molecular to whole organism. Lubricating biopolymers are present natively on tissue surfaces at various sites of biological articulation, including eyelid, mouth, and synovial joints. The ran...

journal_title：Biomaterials

authors： Cooper BG,Catalina Bordeianu,Nazarian A,Snyder BD,Grinstaff MW

更新日期：2018-10-01 00:00:00

abstract：:Intervertebral disc (IVD) degeneration is the major cause of lower back pain, while the currently available treatments are symptomatic rather than curative. Tissue engineering is a powerful therapeutic strategy that can restore the normal biomechanical motion of the human spine. The ability of a biphasic elastic scaff...

journal_title：Biomaterials

authors： Wan Y,Feng G,Shen FH,Laurencin CT,Li X

更新日期：2008-02-01 00:00:00

abstract：:In this study, we quantified the adsorption of immunoglobulin G (IgG) protein onto several polyelectrolyte-modified sintered porous polyethylene (PPE) membranes. The polymer surfaces had both cationic and anionic charges obtained via the adsorption of polyethylenimine (PEI) and polyacrylic acid (PAA), respectively, on...

journal_title：Biomaterials

authors： Greene G,Radhakrishna H,Tannenbaum R

更新日期：2005-10-01 00:00:00

abstract：:To study the effect of ionizable functional groups on the adhesion of leucocytes to surfaces, both poly(ethyleneimine) and poly(acrylic acid) were immobilized on polyurethane films, resulting in the introduction of amine and carboxylic acid groups, respectively. This was confirmed by contact angle measurements and XPS...

journal_title：Biomaterials

authors： Bruil A,Terlingen JG,Beugeling T,van Aken WG,Feijen J

更新日期：1992-01-01 00:00:00

abstract：:It is known that the organic molecules can provide an effective means to manipulate the surface properties of the biodegradable ceramic. There are two ways to modify the surface of the biodegradable ceramic by organic molecules. The first one is through surface adsorption but organic molecules will easily be washed ou...

journal_title：Biomaterials

authors： Dong GC,Sun JS,Yao CH,Jiang GJ,Huang CW,Lin FH

更新日期：2001-12-01 00:00:00

abstract：:Protein therapeutics targeting inflammatory mediators have shown great promise for the treatment of autoimmunities such as rheumatoid arthritis (RA). However, a significant challenge in this area has been their low in vivo stability and consequently their severely compromised therapeutic efficacy. One such therapeutic...

journal_title：Biomaterials

authors： Pasi S,Kant R,Gupta S,Surolia A

更新日期：2015-02-01 00:00:00

abstract：:The aim of this study was to develop a new diagnostic and therapeutic approach for the treatment of osteoporosis. Previously, we demonstrated that intraosseous transplantation of platelet-rich plasma (PRP) treated-osteoblast-like cells into ovariectomized senescence-accelerated mice (OVX-SAMP8) prevented the developme...

journal_title：Biomaterials

authors： Liu HY,Wu AT,Tsai CY,Chou KR,Zeng R,Wang MF,Chang WC,Hwang SM,Su CH,Deng WP

更新日期：2011-10-01 00:00:00

abstract：:For chronic non-viral gene therapy, biodegradable carriers with low cytotoxicity are essential. To create a series of non-toxic and biodegradable gene carriers, hyperbranched polymers based on 2,2-bis-(methylol)propionic acid (bis-MPA); (Boltorn H) were modified by introducing tertiary amines. The terminal OH groups w...

journal_title：Biomaterials

authors： Reul R,Nguyen J,Kissel T

更新日期：2009-10-01 00:00:00

abstract：:An artificial receptor for creatinine was synthesized by the method of molecularly imprinted polymer (MIP). beta-Cyclodextrin was used as a monomer cross-linked with epichlorohydrin in the presence of creatinine, which was a template for the imprinting. Different molar ratios of monomer to template were used to synthe...

journal_title：Biomaterials

authors： Tsai HA,Syu MJ

更新日期：2005-05-01 00:00:00

abstract：:We report here the study of the biocompatibility of a bone graft material, the Pyrost, using a previously established in vitro model of human osteoblasts. The effect of this material on cell proliferation was evaluated by the MTS assay. Results indicated the absolute absence of cytotoxic or cytostatic effect of Pyrost...

journal_title：Biomaterials

authors： Josset Y,Oum'hamed Z,Zarrinpour A,Lorenzato M,Adnet JJ,Laurent-Maquin D

更新日期：1998-10-01 00:00:00

abstract：:Metal sensitivity (MS) reactions to implant metals represent a rare but well-documented complication following total joint arthroplasty (TJA). Although 20-25% of post-TJA patients develop MS, only a few highly susceptible patients (< 1%) exhibit symptoms. Whether surgeons should perform screening for MS is currently a...

journal_title：Biomaterials

authors： Niki Y,Matsumoto H,Otani T,Yatabe T,Kondo M,Yoshimine F,Toyama Y

更新日期：2005-03-01 00:00:00

abstract：:Immobilization of biomolecules on surfaces enables both localization and retention of molecules at the cell-biomaterial interface. Since metallic biomaterials used for orthopedic and dental implants possess a paucity of reactive functional groups, biomolecular modification of these materials is challenging. In the pre...

journal_title：Biomaterials

authors： Puleo DA,Kissling RA,Sheu MS

更新日期：2002-05-01 00:00:00