In vitro and in vivo complement activation and related anaphylactic effects associated with polyethylenimine and polyethylenimine-graft-poly(ethylene glycol) block copolymers.

abstract：:An independent assessment was performed of the results of woven carbon implants of mesh or rods into articular cartilage defects performed by two surgeons in the knees of 96 patients. Eight had symptomatic osteochondritis, 31 had chondromalacia patellae and 57 had early osteoarthritis. They were reviewed up to 5 yr af...

journal_title：Biomaterials

authors： Pongor P,Betts J,Muckle DS,Bentley G

更新日期：1992-01-01 00:00:00

abstract：:Reactive diluents such as triethyleneglycol-dimethacrylate (TEGDMA) have been widely used with bisphenol-A-glycidyl-dimethacrylate (Bis-GMA) to achieve restorative resins with appropriate viscosity and higher conversion. However, additional water sorption and polymerization shrinkage were also introduced. The aim of t...

journal_title：Biomaterials

authors： Lu H,Stansbury JW,Nie J,Berchtold KA,Bowman CN

更新日期：2005-04-01 00:00:00

abstract：:Poly(ortho esters) with a low glass transition temperature are semi-solid materials so that therapeutic agents can be incorporated at room temperature, without the use of solvents, by a simple mixing procedure. When molecular weights are limited to < 5 kDa, such materials are directly injectable using a needle size no...

journal_title：Biomaterials

authors： Helle J,Barr J,Ng SY,Shen HR,Schwach-Abdellaoui K,Gurny R,Vivien-Castioni N,Loup PJ,Baehni P,Mombelli A

更新日期：2002-11-01 00:00:00

abstract：:Nanomedicine options for colon cancer therapy have been limited by the lack of suitable carriers capable of delivering sufficient drug into tumors to cause lethal toxicity. To circumvent this limitation, we fabricated a camptothecin (CPT)-loaded poly(lactic-co-glycolic acid) nanoparticle (NP) with dual-surface functio...

journal_title：Biomaterials

authors： Xiao B,Zhang M,Viennois E,Zhang Y,Wei N,Baker MT,Jung Y,Merlin D

更新日期：2015-04-01 00:00:00

abstract：:Osteomyelitis characterized by an inflammatory response often leads to bone loss and the spread of bacterial infection to surrounding soft tissues. To overcome the side effects induced by the systemic antibiotic treatment for osteomyelitis, recent investigations have explored the use of antibiotic-loaded undegradable ...

journal_title：Biomaterials

authors： Peng KT,Chen CF,Chu IM,Li YM,Hsu WH,Hsu RW,Chang PJ

更新日期：2010-07-01 00:00:00

abstract：:Long-term (8 and 24 month) reactions of the (hypo) dermis of the guinea pig to solid and porous (50 vol%) acrylic implants and four human biopsies from porous subcutaneous acrylic implants were studied light microscopically. The solid implants were encapsulated by dense connective tissue. Mobility was evidenced by the...

journal_title：Biomaterials

authors： van Mullem PJ,Vaandrager JM,Nicolai JP,de Wijn JR

更新日期：1990-07-01 00:00:00

abstract：:A nanocarrier delivery system that can simultaneously deliver a chemotherapeutic drug and siRNA to the tumor is emerging as a promising treatment strategy for cancer treatment. In this study, a multifunctional PHD/PPF/siRNA complexes was developed by one-step assembly of prefunctionalized polymers: PEI-HZ-DOX (PHD) an...

journal_title：Biomaterials

authors： Dong DW,Xiang B,Gao W,Yang ZZ,Li JQ,Qi XR

更新日期：2013-07-01 00:00:00

abstract：:The objective of this study is to develop a carrier for the controlled release of bone morphogenetic protein-2 (BMP-2) suitable for enhancement of the bone regeneration activity. Hydrogels with different water contents were prepared through glutaraldehyde crosslinking of gelatin with an isoelectric point of 9.0 under ...

journal_title：Biomaterials

authors： Yamamoto M,Takahashi Y,Tabata Y

更新日期：2003-11-01 00:00:00

abstract：:In this study, a type of intracellular redox-triggered hollow mesoporous silica nanoreservoirs (HMSNs) with tumor specificity was developed in order to deliver anticancer drug (i.e., doxorubicin (DOX)) to the target tumor cells with high therapeutic efficiency and reduced side effects. Firstly, adamantanamine was graf...

journal_title：Biomaterials

authors： Luo Z,Hu Y,Cai K,Ding X,Zhang Q,Li M,Ma X,Zhang B,Zeng Y,Li P,Li J,Liu J,Zhao Y

更新日期：2014-09-01 00:00:00

abstract：:Albumin is a promising surface modifier of nanoparticulate drug delivery systems. Serving as a dysopsonin, albumin can protect circulating nanoparticles (NPs) from the recognition and clearance by the mononuclear phagocytic system (MPS). Albumin may also help transport the NPs to solid tumors based on the increased co...

journal_title：Biomaterials

authors： Hyun H,Park J,Willis K,Park JE,Lyle LT,Lee W,Yeo Y

更新日期：2018-10-01 00:00:00

abstract：:An urgent unmet need exists for early-stage treatment of spinal cord injury (SCI). Currently methylprednisolone is the only therapeutic agent used in clinics, for which the efficacy is controversial and the side effect is well-known. We demonstrated functional restoration of injured spinal cord by self-assembled nanop...

journal_title：Biomaterials

authors： Wu W,Lee SY,Wu X,Tyler JY,Wang H,Ouyang Z,Park K,Xu XM,Cheng JX

更新日期：2014-02-01 00:00:00

abstract：:Polydimethylsiloxanes exhibit hydrophobic behaviour and poor wettability. These features impose some problems with the clinical performance of the material when used for the construction of intraoral and extraoral facial prostheses. Surface active agents were added to modify the surface energy of the polydimethylsilox...

journal_title：Biomaterials

authors： Polyzois GL,Winter RW,Stafford GD

更新日期：1991-01-01 00:00:00

abstract：:Polyurethane microspheres having diameters in the range 150-1500 microns were prepared by condensation polymerization of toluene diisocyanate (TDI) with poly(tetramethylene glycol) (PTMG) of average mol wt 990 in an aqueous dispersion medium containing dioctyl sulphosuccinate (DOS) as the suspension stabilizer and 1,4...

journal_title：Biomaterials

authors： Thanoo BC,Sunny MC,Jayakrishnan A

更新日期：1991-07-01 00:00:00

abstract：:Monocytes/Macrophages have long been recognized as key players in inflammation and wound healing and are often employed in vitro to gain an understanding of the inflammatory response to biomaterials. Previous work has demonstrated a drastic decrease in primary monocyte adherent density on biomaterial surfaces coupled ...

journal_title：Biomaterials

authors： Waldeck H,Wang X,Joyce E,Kao WJ

更新日期：2012-01-01 00:00:00

abstract：:Arterial smooth muscle cell (SMC) phenotype and proliferation is regulated by their surrounding collagens, which transform from fibrillar to monomeric type in atherogenesis, and platelet-derived growth factor (PDGF)-BB/interleukin (IL)-1β. This study aims at elucidating the mechanisms by which physical (monomeric vs. ...

journal_title：Biomaterials

authors： Yeh YT,Lee CI,Lim SH,Chen LJ,Wang WL,Chuang YJ,Chiu JJ

更新日期：2012-10-01 00:00:00

abstract：:Periosteal derived bovine osteoblast-like cells migrated in culture onto an ionomeric cement. Cell cultures were maintained for 4 weeks and used to study the in vitro behaviour of cells on the ionomeric bone cement (IC). The cells produced bone matrix proteins (osteocalcin, bone sialoprotein II) and were osteoblast-li...

journal_title：Biomaterials

authors： Meyer U,Szulczewski DH,Barckhaus RH,Atkinson M,Jones DB

更新日期：1993-10-01 00:00:00

abstract：:New therapeutic strategies are needed for the growing unmet clinical needs in liver disease and fibrosis. Platelet activation and PDGF activity are recognized as important therapeutic targets; however, no therapeutic approach has yet addressed these two upstream drivers of liver fibrosis. We therefore designed a matri...

journal_title：Biomaterials

authors： Kabra H,Walimbe T,Stuart K,Indey C,Jalgaonkar S,Ikwa E,Skurnac T,Chen J,Woolley A,Snead NM,Bachtell N,Leeming DJ,Karsdal M,Prestwich G,Panitch A,Paderi J

更新日期：2020-11-17 00:00:00

abstract：:Despite serving as the clinical "gold standard" treatment for critical size bone defects, decellularized allografts suffer from long-term failure rates of ~60% due to the absence of the periosteum. Stem and osteoprogenitor cells within the periosteum orchestrate autograft healing through host cell recruitment, which i...

journal_title：Biomaterials

authors： Li Y,Hoffman MD,Benoit DSW

更新日期：2021-01-01 00:00:00

abstract：:Bioactive hydrogels formed from the Michael-type addition reactions of end-functionalized poly (ethylene glycol) macromers with thiol-containing protease-sensitive peptide crosslinkers have previously been described as matrices for cell-induced enzymatic remodeling. In this study, we sought to develop materials formul...

journal_title：Biomaterials

authors： Patterson J,Hubbell JA

更新日期：2011-02-01 00:00:00

abstract：:The water-soluble, low toxic and less biodegradable chitosan derivative N-succinyl-chitosan (Suc-chitosan) was investigated for body distribution and urinary excretion on a long-time scale (24-72 h after i.v. injection) using a fluorescein-labeling technique. Fluorescein isothiocyanate (FITC)-labeled Suc-chitosan (Suc...

journal_title：Biomaterials

authors： Kato Y,Onishi H,Machida Y

更新日期：2000-08-01 00:00:00

abstract：:The histology and cytology of the tissue response to intra-articular insertion of particles of acrylic bone cement containing barium sulphate has been studied in the guinea pig knee joint. Following insertion of the acrylic, fibrinous debris admixed with particles became adherent to the synovial membrane. Cell prolife...

journal_title：Biomaterials

authors： Meachim G,Brooke G

更新日期：1984-03-01 00:00:00

abstract：:Stroke, traumatic brain injuries, and other similar conditions often lead to significant loss of functional brain tissue and associated disruption of neuronal signaling. A common strategy for replacing lost neurons is the injection of dissociated neural stem cells or differentiated neurons. However, this method is unl...

journal_title：Biomaterials

authors： Liaudanskaya V,Jgamadze D,Berk AN,Bischoff DJ,Gu BJ,Hawks-Mayer H,Whalen MJ,Chen HI,Kaplan DL

更新日期：2019-02-01 00:00:00

abstract：:We investigated whether the post-expansion redifferentiation and cartilage tissue formation capacity of adult human nasal chondrocytes can be regulated by controlled modifications of scaffold composition and architecture. As a model system, we used poly(ethylene glycol)-terephthalate-poly(butylene)-terephthalate block...

journal_title：Biomaterials

authors： Miot S,Woodfield T,Daniels AU,Suetterlin R,Peterschmitt I,Heberer M,van Blitterswijk CA,Riesle J,Martin I

更新日期：2005-05-01 00:00:00

abstract：:Tissue engineering therapies targeted at nerve regeneration in spinal cord injuries (SCI) have broad social and economic benefits to the American population. Due to the complicated pathophysiology of SCI, there are very few options available for functional regeneration of the spinal column. Nanotechnology offers inter...

journal_title：Biomaterials

authors： Bechara SL,Judson A,Popat KC

更新日期：2010-05-01 00:00:00

abstract：:Checkpoint blocking antibodies that interfere in the PD-1/PD-L1 axis provide effective cancer immunotherapy for tumors that are immune inflamed or induced to become "hot". It has also been demonstrated that a small molecule inhibitor of the signaling hub kinase GSK3 can interfere in the PD-1/PD-L1 axis in T-cells by s...

journal_title：Biomaterials

authors： Allen SD,Liu X,Jiang J,Liao YP,Chang CH,Nel AE,Meng H

更新日期：2020-12-28 00:00:00

abstract：:We demonstrate the ability of immobilized vascular endothelial growth factor (VEGF) to capture endothelial cells (EC) with high specificity under fluid flow. To this end, we engineered a surface consisting of heparin bound to poly-l-lysine to permit immobilization of VEGF through the C-terminal heparin-binding domain....

journal_title：Biomaterials

authors： Smith RJ Jr,Koobatian MT,Shahini A,Swartz DD,Andreadis ST

更新日期：2015-05-01 00:00:00

abstract：:We report on the use of degradable polymer capsules as carriers for the delivery of oligopeptide antigens to professional antigen presenting cells (APCs). To achieve encapsulation, oligopeptide sequences were covalently linked to a negatively charged carrier polymer via biodegradable linkages and the resulting conjuga...

journal_title：Biomaterials

authors： Chong SF,Sexton A,De Rose R,Kent SJ,Zelikin AN,Caruso F

更新日期：2009-10-01 00:00:00

abstract：:The engineering of living tissues in vivo requires new concepts in cell culture technology. In contrast to conventional cell cultures, the development of tissues depends on a three-dimensional arrangement of cells and the formation or synthesis of an appropriate extracellular matrix. Special emphasis is given to the m...

journal_title：Biomaterials

authors： Sittinger M,Bujia J,Rotter N,Reitzel D,Minuth WW,Burmester GR

更新日期：1996-02-01 00:00:00

abstract：:Two new absorbable monofilament suture materials polydioxanone and Maxon are being employed increasingly in abdominal surgery because of increased strength retention and decreased tissue reactivity compared with previously available materials. As part of our investigation of the behaviour of suture materials, 3-0 sutu...

journal_title：Biomaterials

authors： Metz SA,Chegini N,Masterson BJ

更新日期：1990-01-01 00:00:00

abstract：:Because of the ability to induce cell death in certain conditions, the fullerenes (C(60)) are potential anticancer and toxic agents. The colloidal suspension of crystalline C(60) (nano-C(60), nC(60)) is extremely toxic, but the mechanisms of its cytotoxicity are not completely understood. By combining experimental ana...

journal_title：Biomaterials

authors： Markovic Z,Todorovic-Markovic B,Kleut D,Nikolic N,Vranjes-Djuric S,Misirkic M,Vucicevic L,Janjetovic K,Isakovic A,Harhaji L,Babic-Stojic B,Dramicanin M,Trajkovic V

更新日期：2007-12-01 00:00:00