Ductile electroactive biodegradable hyperbranched polylactide copolymers enhancing myoblast differentiation.

abstract：:Remote microactuators are of great interest in biology and medicine as minimally-invasive tools for cellular stimulation. Remote actuation can be achieved by active magnetostrictive transducers which are capable of changing shape in response to external magnetic fields thereby creating controlled displacements. Among ...

journal_title：Biomaterials

authors： Vargas-Estevez C,Blanquer A,Dulal P,Pérez Del Real R,Duch M,Ibáñez E,Barrios L,Murillo G,Torras N,Nogués C,Stadler BJH,Plaza JA,Esteve J

更新日期：2017-09-01 00:00:00

abstract：:Scaffold design plays a crucial role in developing graft-based regenerative strategies, especially when intended to be used in a highly ordered nerve tissue. Here we describe a hybrid matrix approach, which combines the structural properties of collagen (type I) with the epitope-presenting ability of peptide amphiphil...

journal_title：Biomaterials

authors： Sur S,Pashuck ET,Guler MO,Ito M,Stupp SI,Launey T

更新日期：2012-01-01 00:00:00

abstract：:The development of biohybrid organs (BHO) will benefit from improved membranes regarding transport and cell contacting properties. Here we describe in a first study the development and testing of membranes made of polyacrylonitrile (PAN) and polysulfone (PSU) for the immobilisation of kidney epithelial cells. Comparat...

journal_title：Biomaterials

authors： Fey-Lamprecht F,Groth T,Albrecht W,Paul D,Gross U

更新日期：2000-01-01 00:00:00

abstract：:In the present study, the effects of a calcium magnesium silicate bioactive ceramic (akermanite) on proliferation and osteoblastic differentiation of human bone marrow stromal cells (hBMSC) have been investigated and compared with the classical ceramic (beta-tricalcium phosphate, beta-TCP). Akermanite and beta-TCP dis...

journal_title：Biomaterials

authors： Sun H,Wu C,Dai K,Chang J,Tang T

更新日期：2006-11-01 00:00:00

abstract：:This study reported the encapsulation of liver microsomes into a thermosensitive hydrogel to characterize drug metabolism and predict drug effects. Pluronic(®)F-127 (F127) and acrylamide-bisacrylamide (Acr-Bis) were utilized as the two precursors. After chemical crosslinking catalyzed by ammonium persulfate (APS) and ...

journal_title：Biomaterials

authors： Yang H,Zheng Y,Zhao B,Shao T,Shi Q,Zhou N,Cai W

更新日期：2013-12-01 00:00:00

abstract：:This highly absorbent, biodegradable dressing derived from seaweed can be successfully applied to cleanse a wide variety of secreting lesions. The high absorption of exudate is achieved via strong hydrophilic gel formation and this serves to control wound secretion levels and to minimize bacterial contamination. Algin...

journal_title：Biomaterials

authors： Gilchrist T,Martin AM

更新日期：1983-10-01 00:00:00

abstract：:Two new formulations of bioactive glasses were used as coatings on titanium alloy (TiAl6V4) implants for prosthetic applications in the orthopaedic field. The biocompatibility of these bioglasses, as well as their osteoconductive properties, were assessed by employing primary cultures of human osteoblasts. A nonbioact...

journal_title：Biomaterials

authors： Oliva A,Salerno A,Locardi B,Riccio V,Della Ragione F,Iardino P,Zappia V

更新日期：1998-06-01 00:00:00

abstract：:Electrically conducting polymers hold promise for developing advanced neuroprostheses, bionic systems and neural repair devices. Among them, poly(3, 4-ethylenedioxythiophene) doped with polystyrene sulfonate (PEDOT:PSS) exhibits superior physicochemical properties but biocompatibility issues have limited its use. We d...

journal_title：Biomaterials

authors： Collazos-Castro JE,Polo JL,Hernández-Labrado GR,Padial-Cañete V,García-Rama C

更新日期：2010-12-01 00:00:00

abstract：:Neural tissue engineering holds great promise in repairing damaged nerve tissues. However, despite the promising results in regenerating the injured nervous system, tissue engineering approaches are still insufficient to result in full functional recovery in severe nerve damages. Majority of these approaches only focu...

journal_title：Biomaterials

authors： Chooi WH,Chew SY

更新日期：2019-03-01 00:00:00

abstract：:A class of designed self-assembling peptide nanofiber scaffolds with more than 99% water content has been shown to be a good biological material for cell culture. Here, we report the functionalization of one of these peptide scaffolds, RAD16-I (AcN-RADARADARADARADA-CONH2), by direct solid phase synthesis extension at ...

journal_title：Biomaterials

authors： Genové E,Shen C,Zhang S,Semino CE

更新日期：2005-06-01 00:00:00

abstract：:The rationale behind this work is to design an implant device, based on a ferromagnetic material, with the potential to deform in vivo promoting osseointegration through the growth of a healthy periprosthetic bone structure. One of the primary requirements for such a device is that the material should be non-inflammat...

journal_title：Biomaterials

authors： Malheiro VN,Spear RL,Brooks RA,Markaki AE

更新日期：2011-10-01 00:00:00

abstract：:Polystyrene and phenylated polyacrolein microspheres of different diameters, as well as modified cellulose microspheres with different surface charges, were prepared in order to study the size and surface charge effect on their phagocytosis by mouse peritoneal macrophages. It was found that the maximal phagocytosis of...

journal_title：Biomaterials

authors： Tabata Y,Ikada Y

更新日期：1988-07-01 00:00:00

abstract：:A PCL/hydrogel construct that would mimic the structural organization, biochemistry and anatomy of meniscus was engineered. The compressive (380 ± 40 kPa) and tensile modulus (18.2 ± 0.9 MPa) of the PCL scaffolds were increased significantly when constructs were printed with a shifted design and circumferential strand...

journal_title：Biomaterials

authors： Bahcecioglu G,Bilgen B,Hasirci N,Hasirci V

更新日期：2019-10-01 00:00:00

abstract：:The aim of this study was to evaluate biologic behavior of a composite of bioactive glass (BAG) (S53P4) and copolymer of poly(epsilon-caprolactone-co-DL-lactide) in experimental bone defects in rabbits. Twenty New Zealand white rabbits were used for the study. Bone defects (4 x 6mm) were prepared in the medial surface...

journal_title：Biomaterials

authors： Närhi TO,Jansen JA,Jaakkola T,de Ruijter A,Rich J,Seppälä J,Yli-Urpo A

更新日期：2003-05-01 00:00:00

abstract：:Self-assembling peptides and peptide derivatives bearing cell-binding ligands are increasingly being investigated as defined cell culture matrices and as scaffolds for regenerative medicine. In order to systematically refine such scaffolds to elicit specific desired cell behaviors, ligand display should ideally be ach...

journal_title：Biomaterials

authors： Jung JP,Nagaraj AK,Fox EK,Rudra JS,Devgun JM,Collier JH

更新日期：2009-04-01 00:00:00

abstract：:Despite the promise for stem cell-based tissue engineering for regenerative therapy, slow and insufficient vascularization of large tissue constructs negatively impacts the survival and function of these transplanted cells. A combination of channeled porous silk scaffolds and prevascularization with endothelial cells ...

journal_title：Biomaterials

authors： Zhang W,Wray LS,Rnjak-Kovacina J,Xu L,Zou D,Wang S,Zhang M,Dong J,Li G,Kaplan DL,Jiang X

更新日期：2015-07-01 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：:Prosthetic heart valves epitomize both the triumphant advance of cardiac surgery in its early days and its stagnation into a retrospective, exclusive first world discipline of late. Fifty-two years after the first diseased heart valve was replaced in a patient, prostheses largely represent the concepts of the 1960s wi...

journal_title：Biomaterials

authors： Zilla P,Brink J,Human P,Bezuidenhout D

更新日期：2008-02-01 00:00:00

abstract：:We present a dual-drug delivery system (DDDS) of hydrogel/polypeptide micelle composites in this work. The DDDS was constructed from aspirin (Asp) dispersed poly(vinyl alcohol) (PVA) or Chitosan (CS)/PVA hydrogel and doxorubicin (DOX) loaded poly(L-glutamic acid)-b-poly(propylene oxide)-b-poly(L-glutamic acid) (GPG) m...

journal_title：Biomaterials

authors： Wei L,Cai C,Lin J,Chen T

更新日期：2009-05-01 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：:Here, scaffolds as cell and tissue carriers are approached from an engineering point of view, emphasizing material superstructuring in the design of supports. Superstructure engineering provides optimal spatial and nutritional conditions for cell maintenance by the arrangement of structural elements (e.g. pores or fib...

journal_title：Biomaterials

authors： Wintermantel E,Mayer J,Blum J,Eckert KL,Lüscher P,Mathey M

更新日期：1996-01-01 00:00:00

abstract：:The photodynamic activity of a carrier-sensitizer system consisting of heterotopic colloidal nanoparticles (diameter 100-1000 nm) of a cationic amphiphilic cyclodextrin, heptakis(2-omega-amino-O-oligo(ethylene oxide)-6-hexylthio)-beta-CD (SC6CDNH2) encapsulating the anionic 5,10,15,20-tetrakis(4-sulfonatophenyl)-21H,2...

journal_title：Biomaterials

authors： Sortino S,Mazzaglia A,Monsù Scolaro L,Marino Merlo F,Valveri V,Sciortino MT

更新日期：2006-08-01 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：: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：:The adherence of five strains of Staphylococcus epidermidis and one strain of S. aureus to both untreated and Hydromer-coated silicone rubber cerebrospinal fluid shunts was studied in vitro using epifluorescent image analysis. All five strains of S. epidermidis showed similar levels of adherence to untreated shunts, w...

journal_title：Biomaterials

authors： Bridgett MJ,Davies MC,Denyer SP,Eldridge PR

更新日期：1993-02-01 00:00:00

abstract：:An in vitro cell-implant mineralization model system was used to study the effect of transforming growth factor-beta 1(TGF-beta1) on mineralization in human osteoblast cultures. SaOs-2 and primary human osteoblast (HOB) cells were cultured on Tivanium (Ti-6Al-4V) disks. Administration of different concentrations of TG...

journal_title：Biomaterials

authors： Zhang H,Ahmad M,Gronowicz G

更新日期：2003-05-01 00:00:00

abstract：:There are many ways to influence cell activities, and biomaterials with functional groups attached is an attractive method that clearly has the ability to modulate cell behavior. The evidence is clear that biomaterials, with or without growth factors and cells, have resulted in numerous products for the regenerative m...

journal_title：Biomaterials

authors： Ratcliffe A

更新日期：2011-06-01 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：:Oxidative stress, resulting from excessive generation of reactive oxygen species (ROS), plays a pivotal role in the initiation and progression of inflammatory bowel disease (IBD). To develop an efficacious and safe nanotherapy against IBD, we designed and developed a superoxide dismutase/catalase mimetic nanomedicine ...

journal_title：Biomaterials

authors： Zhang Q,Tao H,Lin Y,Hu Y,An H,Zhang D,Feng S,Hu H,Wang R,Li X,Zhang J

更新日期：2016-10-01 00:00:00

abstract：:By taking advantage of the excessively upregulated expression of neuropilin (NRP) on the surface of both glioma cells and endothelial cells of angiogenic blood vessels, the ligand of NRP with high affinity - tLyp-1 peptide, which also contains a CendR motif ((R/K)XX(R/K)), was functionalized to the surface of PEG-PLA ...

journal_title：Biomaterials

authors： Hu Q,Gao X,Gu G,Kang T,Tu Y,Liu Z,Song Q,Yao L,Pang Z,Jiang X,Chen H,Chen J

更新日期：2013-07-01 00:00:00