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关键词:'A7003'
显示 1-30 共 92 条结果 关于 "A7003" 范围 论文
Bo Xiao et al.
Gastroenterology, 146(5), 1289-1300 (2014-02-08)
Nanoparticles have been explored as carriers of small interfering RNAs (siRNAs) and might be developed to treat patients with inflammatory bowel disease (IBD). Overexpression of CD98 on the surface of colonic epithelial cells and macrophages promotes the development and progression
Christina Monsen et al.
Journal of vascular surgery, 59(1), 145-151 (2013-09-24)
Vacuum-assisted wound closure (VAC) therapy may heal wounds faster than conventional dressings after surgical debridement of perivascular groin infections after vascular surgery. Patients with deep infected wounds (Szilagyi grade III) were surgically revised and left open for secondary healing, then
G Klöck et al.
Applied microbiology and biotechnology, 40(5), 638-643 (1994-01-01)
Alginate is used as a matrix for immunoisolation of cells and tissues in vivo. We have demonstrated previously that commercial alginates contain various fractions of mitogenic impurities and that they can be removed by free flow electrophoresis. The use of
Jian Hua Chen et al.
Journal of hazardous materials, 248-249, 285-294 (2013-02-13)
In this study, we prepared 3-aminopropyl-triethoxysilane (APTEOS) functionalized sodium alginate (SA) porous membrane adsorbent (APTEOS/SA) and tested its adsorption performance for removing of Cr(III) ions. The physico-chemical properties of the pristine and Cr(III) ions loaded APTEOS/SA were investigated by FT-IR
Chun-Xia Zhu et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 38(20), 3479-3483 (2014-02-05)
To determine the optimum process for preparing Cinnamomi Cortex oil microspheres based on porous silicon dioxide. After porous silica dioxide adsorbed Cinnamomi Cortex oil, Cinnamomi Cortex oil microspheres were prepared by the dropping method, with sodium alginate as the skeleton
Sungjun Yoon et al.
Lab on a chip, 13(8), 1522-1528 (2013-02-22)
The importance of creating a three-dimensional (3-D) multicellular spheroid has recently been gaining attention due to the limitations of monolayer cell culture to precisely mimic in vivo structure and cellular interactions. Due to this emerging interest, researchers have utilized new
Hnin-Ei Thu et al.
International journal of pharmaceutics, 454(1), 99-106 (2013-07-17)
In our previous study, a novel alginate-based bilayer film for slow-release wound dressings was successfully developed. We found that alginate alone yielded poor films; however, the addition of gelatine had significantly enhanced the drug dispersion as well as the physical
Alginic acid metabolism in bacteria. I. Enzymatic formation of unsaturated oligosac-charides and 4-deoxy-L-erythro-5-hexoseulose uronic acid.
J PREISS et al.
The Journal of biological chemistry, 237, 309-316 (1962-02-01)
K C S Queiroz et al.
Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie, 62(5), 303-307 (2008-05-06)
Brown algae have two kinds of acid polysaccharides present in the extracellular matrix: sulfated fucan and alginic acid. We have previously isolated and characterized fucans from several species of brown seaweed. The characterized fucans from Dictyotaceae are heterofucans containing mainly
Cuiling Du et al.
Chemistry, an Asian journal, 8(4), 736-742 (2013-02-13)
A reactive template method was used to fabricate alginate-based hydrogel microcapsules. The uniform and well-dispersed hydrogel capsules have a high drug loading capacity. After they are coated by a folate-linked lipid mixture on the surface, the capsules possess higher cell
Yan Wang et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 67(10), 2202-2209 (2013-05-17)
Composite flocculants have been extensively studied and applied in recent years in order to improve the water treatment efficiency. In this study, a new composite flocculant prepared by polyaluminum chloride (PAC) and sodium alginate (SA) was used to treat dye
Chang-Gu Lee et al.
Environmental technology, 34(17-20), 2749-2756 (2014-02-18)
The objective of this study was to investigate phosphate removal using magnetic alginate-layered double hydroxide (LDH) composites. The magnetic composites were prepared by entrapping synthetic magnetic iron oxide and calcined Mg-Al LDH in polymer matrix (alginate). Results showed that the
J L Lázaro-Martínez et al.
Revista de enfermeria (Barcelona, Spain), 36(11), 29-34 (2014-01-11)
High levels of bacterial load have shown a deleterious influence on wound healing. Using antimicrobial dressings can control ulcers' bioburden. The aim of our study was to evaluate the improving of infected diabetic foot ulcers due an alginate's fiber and
Jose Luis Retes-Pruneda et al.
Environmental technology, 35(13-16), 1773-1784 (2014-06-25)
The goal of this research is to find a more effective treatment for tequila vinasses (TVs) with potential industrial application in order to comply with the Mexican environmental regulations. TVs are characterized by their high content of solids, high values
Saisubramanian Nagarajan et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(15), E1538-E1547 (2014-04-08)
Studies of replicative and chronological lifespan in Saccharomyces cerevisiae have advanced understanding of longevity in all eukaryotes. Chronological lifespan in this species is defined as the age-dependent viability of nondividing cells. To date this parameter has only been estimated under
Li Li et al.
Pakistan journal of pharmaceutical sciences, 26(5), 929-937 (2013-09-17)
The present study was performed to optimize the formulation of metoprolol succinate (MS) sustained release tablets using hydroxypropyl methylcellulose (HPMC) and sodium alginate (SA) as the matrix combination. After investigating the effects of various parameters on drug release, a 2-factor
Chul Ho Jang et al.
PloS one, 11(6), e0156197-e0156197 (2016-06-03)
Alginate is known to prevent elimination of Pseudomonas aeruginosa biofilms. Alginate lyase (AlgL) might therefore facilitate treatment of Pseudomonas aeruginosa-infected cystic fibrosis patients. However, the catalytic activity of wild-type AlgL is not sufficiently high. Therefore, molecular modeling and site-directed mutagenesis
Michael B Ellman et al.
Gene, 524(2), 282-291 (2013-05-07)
Bone-morphogenetic protein-7 (BMP7) is a well-known anabolic and anti-catabolic growth factor on intervertebral disc (IVD) matrix and cell homeostasis. Similarly, Lactoferricin B (LfcinB) has recently been shown to have pro-anabolic, anti-catabolic, anti-oxidative and/or anti-inflammatory effects in bovine disc cells in
Bojan Calija et al.
Colloids and surfaces. B, Biointerfaces, 110, 395-402 (2013-06-12)
The primary objective of this study was to investigate the influence of the oligochitosan-Eudragit(®) L100-55 polyelectrolyte complex (OCH-EL PEC) on the pH-sensitivity of Eudragit(®) L100-55-treated alginate-oligochitosan microparticles. In order to achieve this, three types of naproxen-loaded microparticles were prepared under
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
Shintaroh Iwanaga et al.
Colloids and surfaces. B, Biointerfaces, 109, 301-306 (2013-05-15)
This article describes a rapid and facile method for manufacturing various size-controlled gel particles with utilizing inkjet printing technology. Generally, the size of droplets could be controlled by changing nozzle heads of inkjet printer, from which ink solution is ejected.
Emmanuelle Déat-Lainé et al.
International journal of pharmaceutics, 453(2), 336-342 (2013-06-26)
The evaluation of encapsulated insulin intestinal absorption enhancement was investigated by in vitro methods. Insulin-loaded microparticles (INS-MP) made of whey protein (WP) and alginate (ALG) were prepared by a cold gelation technique. Effect of INS encapsulation toward trypsin and chymotrypsin
Stephanie Reed et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 105(2), 272-282 (2015-10-20)
Chitosan-alginate (Ch-Al) natural polysaccharide blends have been used for wound healing, tissue engineering, and drug delivery due to their ability to form pH-dependent ionic chain-chain interactions. Yet, the biomechanical properties and growth factor (GF) release kinetics of Ch-Al, which are
Anja Veronovski et al.
International journal of pharmaceutics, 454(1), 58-66 (2013-07-16)
The presented research was oriented towards the preparation of dry biodegradable alginate aerogels with multi-membranes using a multi-step sol-gel process with potential applications as carriers during oral drug delivery. First alginate spherical hydrogels were formed in CaCl2 or BaCl2 solutions
Wei Li et al.
Carbohydrate polymers, 92(2), 2232-2238 (2013-02-13)
Poly(vinyl alcohol) (PVA)/sodium alginate (ALG)/organic rectorite (OREC) composite nanofibrous mats are fabricated by electrospinning aqueous solutions with different mixing ratios. Both good fiber shape and three-dimensional structure of nanofibrous mats can be observed by Field Emission Scanning Electron Microscopy. Energy-dispersive
Mauro Ravera et al.
Journal of inorganic biochemistry, 189, 185-191 (2018-10-13)
Nonporous silica nanoparticles with an external shell containing the 3‑aminopropyl arm (SiNP) were further decorated with alginic acid (SiNP-ALG) as a potential biocompatible delivery system for Pt antitumor agents. Such particles were coupled with the prodrug (OC‑6‑44)‑acetato(β‑alaninato)diamminedichloridoplatinum(IV), 1, through the
Rachelle M Kleinberger et al.
Materials science & engineering. C, Materials for biological applications, 33(7), 4295-4304 (2013-08-06)
Micropipette aspiration and confocal fluorescence microscopy were used to study the structure and mechanical properties of calcium alginate hydrogel beads (A beads), as well as A beads that were additionally coated with poly-L-lysine (P) and sodium alginate (A) to form
Dina Rodrigues et al.
The Science of the total environment, 461-462, 126-138 (2013-05-30)
Silica monoliths have been used for more than half a century in a wide variety of applications, such as stationary phases for microextraction fibers, capillary columns for chromatography, in the encapsulation of biomolecules for affinity chromatography and for microfluidic or
F Heath Damron et al.
Journal of bacteriology, 195(18), 4020-4036 (2013-06-25)
Pseudomonas aeruginosa is an opportunistic pathogen that can adapt to changing environments and can secrete an exopolysaccharide known as alginate as a protection response, resulting in a colony morphology and phenotype referred to as mucoid. However, how P. aeruginosa senses
Liming Bian et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(25), 10117-10122 (2013-06-05)
Methacrylated hyaluronic acid (HA) hydrogels provide a backbone polymer with which mesenchymal stem cells (MSCs) can interact through several cell surface receptors that are expressed by MSCs, including CD44 and CD168. Previous studies showed that this 3D hydrogel environment supports
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