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Showing 1-30 of 68 results for "725692" within Papers
Nina Tandon et al.
Experimental cell research, 320(1), 79-91 (2013-10-12)
Electrical signals have been implied in many biological mechanisms, including wound healing, which has been associated with transient electrical currents not present in intact skin. One method to generate electrical signals similar to those naturally occurring in wounds is by
Ching-Wen Lin et al.
Biomaterials, 34(17), 4387-4393 (2013-03-13)
Chemically modified antisense RNA oligonucleotides (antagomir) offer promise for cancer therapies but suffer from poor therapeutic effect after systemic administration. Chemical modification or loading in degradable hydrogels can offer improvements in the accuracy and efficacy for sustained delivery at specific
Kenneth C Koehler et al.
Biomaterials, 34(16), 4150-4158 (2013-03-08)
We report a new approach to controlled drug release based upon exploiting the dynamic equilibrium that exists between Diels-Alder reactants and products, demonstrating the release of a furan containing dexamethasone peptide (dex-KGPQG-furan) from a maleimide containing hydrogel. Using a reaction-diffusion
Albert H Park et al.
The Laryngoscope, 123(4), 1043-1048 (2013-03-21)
To determine the resorption rate and biocompatibility characteristics of novel cross-linked hydrogel ventilation tubes and varied formulations of polyester ventilation tubes in a Chinchilla model. Animal Study. Three cross-linked glycosaminoglycan hydrogel ventilation tubes fabricated by cross-linking thiol-modified chondroitin sulfate or
Studying cell-cell communication in co-culture.
Danielle R Bogdanowicz et al.
Biotechnology journal, 8(4), 395-396 (2013-04-05)
Hiroaki Onoe et al.
Nature materials, 12(6), 584-590 (2013-04-02)
Artificial reconstruction of fibre-shaped cellular constructs could greatly contribute to tissue assembly in vitro. Here we show that, by using a microfluidic device with double-coaxial laminar flow, metre-long core-shell hydrogel microfibres encapsulating ECM proteins and differentiated cells or somatic stem
Katarzyna Kotynia et al.
Polimery w medycynie, 43(1), 21-28 (2013-07-03)
PURPOSE OF JOB: Currently, there isa need to increase comfort and visual acuity man. Simultaneously improving biocompatibility and minimizing the impact of the material on the physiology of the cornea is the primary driving force behind the evolution of materials
Kwanghun Chung et al.
Nature methods, 10(6), 508-513 (2013-06-01)
With potential relevance for brain-mapping work, hydrogel-based structures can now be built from within biological tissue to allow subsequent removal of lipids without mechanical disassembly of the tissue. This process creates a tissue-hydrogel hybrid that is physically stable, that preserves
Shan Jiang et al.
Materials science & engineering. C, Materials for biological applications, 33(7), 3768-3774 (2013-08-06)
The precision of orientation to target placement during invasive therapy is mainly influenced by tool-tissue interaction. In this study, we aim to investigate a transparent Poly (vinyl alcohol) (PVA) hydrogel as tissue-equivalent material which is used in accurate surgical insertion
I L Valuev et al.
Prikladnaia biokhimiia i mikrobiologiia, 49(3), 319-321 (2013-07-26)
The thromboresistance of glucose-sensitive polymer hydrogels, modeling one of the functions of the pancreas, namely, the ability to secrete insulin in response to the introduction of glucose into the environment, has been studied. Hydrogels were synthesized by the copolymerization of
Michael Pinkawa et al.
Urology, 82(4), 963-968 (2013-10-01)
To evaluate the effect of increasing experience on hydrogel dimensions, rectal dose, and acute toxicity, and to discuss important technical issues gained from this experience. Sixty-four consecutive patients with prostate cancer were included in this analysis (G1/G2 corresponding to first/second
Craig Halberstadt et al.
Methods in molecular biology (Clifton, N.J.), 1001, 279-287 (2013-03-16)
Delivery of cells to organs has primarily relied on formulating the cells in a nonviscous liquid carrier. We have developed a methodology to isolate selected renal cells (SRC) that have provided functional stability to damaged kidneys in preclinical models (Kelley
Jumpei Nota et al.
JAMA otolaryngology-- head & neck surgery, 139(4), 396-400 (2013-04-20)
A new treatment of neural anosmia. To investigate the effects of basic fibroblast growth factor (bFGF)-gelatin hydrogel on recovery of neural anosmia in mice. Anosmia was induced by intraperitoneal injection of 3-methylindole, 200 mg/kg. One week later, the animals underwent
Sonia Trombino et al.
Anticancer research, 33(11), 4847-4854 (2013-11-14)
The aim of the present study was to prepare a hydrogel, based on ellagic acid and glycine, embedded with folic acid, as a subcutaneous implant for the treatment of breast cancer. The function of folic acid is to selectively and
Aubrey T Francisco et al.
Biomaterials, 34(30), 7381-7388 (2013-07-16)
Cell delivery to the pathological intervertebral disc (IVD) has significant therapeutic potential for enhancing IVD regeneration. The development of injectable biomaterials that retain delivered cells, promote cell survival, and maintain or promote an NP cell phenotype in vivo remains a
Materials science: Like cartilage, but simpler.
Anne Ladegaard Skov
Nature, 517(7532), 25-26 (2015-01-06)
Fabrizio Picotti et al.
Carbohydrate polymers, 93(1), 273-278 (2013-03-08)
The synthesis and physicochemical characterisation of mixed lipoic and formic esters of hyaluronan (Lipohyal) are presented in this paper. The synthesis was conducted by activating lipoic acid with 1,1'-carbonyldiimidazole to obtain lipoyl imidazolide, which reacted with hyaluronan (HA) in formamide
Enrique Barragan Garza et al.
Journal of refractive surgery (Thorofare, N.J. : 1995), 29(3), 166-172 (2013-03-01)
To conduct a feasibility study of the safety and efficacy of a corneal contouring inlay as a treatment for emmetropic presbyopia. The Raindrop corneal inlay (ReVision Optics, Inc., Lake Forest, CA) was implanted on the corneal stromal bed beneath a
Chiara Greggio et al.
Development (Cambridge, England), 140(21), 4452-4462 (2013-10-17)
In the context of a cellular therapy for diabetes, methods for pancreatic progenitor expansion and subsequent differentiation into insulin-producing beta cells would be extremely valuable. Here we establish three-dimensional culture conditions in Matrigel that enable the efficient expansion of dissociated
Yi Deng et al.
Journal of biomedical nanotechnology, 9(12), 1972-1983 (2013-11-26)
Biomimetic synthesis of bone-like carbonated apatite with good biocompatibility is a promising strategy for the development of novel biomaterials for bone engineering applications. Most research efforts have been focused on only protein-based or only polysaccharide-based template for synthesis of apatite
A novel hydrogel scaffold for the prevention or reduction of the recurrence of keloid scars postsurgical excision.
Brian Berman et al.
Journal of the American Academy of Dermatology, 69(5), 828-830 (2013-10-16)
Cheng Wang et al.
Journal of biomedical nanotechnology, 9(3), 357-366 (2013-04-30)
In this paper, two nanoscale preparations were described for docetaxel encapsulation using poly(epsilon-caprolactone)poly(ethylene glycol)-poly(epsilon-caprolactone) (PCEC) copolymer as carrier for treating malignant tumor. The first formulation was docetaxel-loaded PCEC micelle (D-M), which was characterized by XRD, TEM and Malvern laser particle
Thayyath Sreenivasan Anirudhan et al.
Carbohydrate polymers, 93(2), 518-527 (2013-03-19)
A novel adsorbent, poly(methacrylic acid-co-vinyl sulfonic acid)-grafted-magnetite nanocellulose composite (P(MAA-co-VSA)-g-MNCC) was synthesized for adsorbing hemoglobin (Hb) selectively from aqueous solutions. FTIR, XRD and DLS analyses were carried out to characterize the material. Hb exhibited a decrease in α-helix and an
Ting Ting Lau et al.
Biomaterials, 34(28), 6659-6669 (2013-06-13)
The discovery of induced pluripotent stem cell (iPSC) technology has raised hopes in circumventing the current limitations in cell-based therapies where autologous stem cells could be generated from terminally differentiated somatic cells. Given the relatively short history of iPSC research
Takayuki Takei et al.
Journal of bioscience and bioengineering, 117(4), 497-500 (2013-11-05)
Agarose gels were superior to calcium-alginate gels for immobilizing Rhodococcus erythropolis CS98 strain to remove cesium from water. Suitable incubation time of the immobilized cells in cesium solutions, cell number in the gels and volume ratio of the cesium solution
Qi Xu et al.
Carbohydrate polymers, 97(2), 565-570 (2013-08-06)
Sequential interpenetrating polymer networks (IPN) hydrogels based on konjac glucomannan (KGM) and poly(methacrylic acid) (PMAA) were prepared by immersion of a solution of methacrylic acid (MAA) monomer with cross-linker N,N'-methylenebisacrylamide (MBAAm) and initiating into a pre-fabricated dried KGM gel. Polymerization
Zhanhua Huang et al.
Carbohydrate polymers, 97(2), 496-501 (2013-08-06)
A novel biodegradable β-cyclodextrin-based gel (CAM) was prepared and applied to the removal of Cd(2+), Pb(2+) and Cu(2+) ions from aqueous solutions. CAM hydrogel has a typical three-dimensional network structure, and showed excellent capability for the removal of heavy metal
Alexander J Kleinsmann et al.
Chemical communications (Cambridge, England), 49(71), 7818-7820 (2013-07-26)
Cyclic dipeptides (diketopiperazines - DKPs) that are based on the proteinogenic amino acid phenylalanine in combination with serine, cysteine, glutamate, histidine and lysine are described as simple and remarkable low molecular weight hydrogelators. Blends of selected DKPs show remarkable pH-dependent
[Manufacture of hydrogel-based phantoms of biological tissues and research into their optical properties].
L P Safonova et al.
Meditsinskaia tekhnika, (1)(1), 1-6 (2013-06-22)
Tomoki Ito et al.
Materials science & engineering. C, Materials for biological applications, 33(7), 3697-3703 (2013-08-06)
In this study, we successfully prepared a novel "sheet-shaped" chitosan hydrogel for wound healing consisting of both PEG-g-chitosan and a crosslinkable polymeric micelle. The study's findings clarify that the PEG modification percentage (PMP) of PEG-g-chitosan increased proportionally as the weight
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