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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
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
Paul L Bollyky et al.
Journal of diabetes research, 2013, 342479-342479 (2013-08-24)
Local induction of pro-tolerogenic cytokines, such as IL-10, is an appealing strategy to help facilitate transplantation of islets and other tissues. Here, we describe a pair of implantable devices that capitalize on our recent finding that hyaluronan (HA) promotes IL-10
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
Rui Yao et al.
International journal of bioprinting, 5(2.1), 194-194 (2020-07-01)
Rapid reconstruction of functional microvasculature is the urgent challenge of regenerative medicine and ischemia therapy development. The purpose of this study was to provide an alternative solution for obtaining functional blood vessel networks in vivo, through assessing whether hydrogel-based microspheres
Hae-Rin Jeong et al.
International journal of biological macromolecules, 169, 452-462 (2020-12-29)
Alginate and its derivatives are annually produced approximately 30,000 tons or more and are applied to various industries as they are natural polymers. The global market for alginate and its derivatives has been growing steadily. There is little research compared
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
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
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
Subin M George et al.
Biomicrofluidics, 9(2), 024116-024116 (2015-05-07)
Electro wetting-on-dielectric (EWOD) digital microfluidics (DMF) can be used to develop improved chemical screening platforms using 3-dimensional (3D) cell culture. Alginate hydrogels are one common method by which a 3D cell culture environment is created. This paper presents a study
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
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
Dong Xu et al.
Drug delivery, 28(1), 2137-2149 (2021-10-08)
Depression is a primary public health problem. However, current antidepressants work slowly, and together with side effects. Herein, the alginate nanogels were constructed to load albiflorin (albiflorin nanogels), which further formed albiflorin nanogel loaded self-assembled thermosensitive hydrogel system (albiflorin-NGSTH) and
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
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
Xuanzhi Wang et al.
Frontiers in bioengineering and biotechnology, 9, 761861-761861 (2021-10-19)
Glioblastomas are the most frequently diagnosed and one of the most lethal primary brain tumors, and one of their key features is a dysplastic vascular network. However, because the origin of the tumor blood vessels remains controversial, an optimal preclinical
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
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
Susanne Lühn et al.
Marine drugs, 12(4), 2205-2227 (2014-04-15)
Sulfated polysaccharides (SP) from algae are of great interest due to their manifold biological activities. Obstacles to commercial (especially medical) application include considerable variability and complex chemical composition making the analysis and the quality control challenging. The aim of this
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
Liliang Ouyang et al.
Biofabrication, 7(1), 015010-015010 (2015-02-19)
3D printing has evolved into a versatile technology for fabricating tissue-engineered constructs with spatially controlled cells and biomaterial distribution to allow biomimicking of in vivo tissues. In this paper, we reported a novel study of 3D printing of cell lines
Qiang Chen et al.
Colloids and surfaces. B, Biointerfaces, 130, 199-206 (2015-04-30)
Electrophoretic deposition (EPD) technique has been developed for the fabrication of antibiotic-loaded PHBV microsphere (MS)-alginate antibacterial coatings. The composite coatings deposited from suspensions with different MS concentrations were produced in order to demonstrate the versatility of the proposed method for
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
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
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
Emmanuel C Opara et al.
Methods in molecular biology (Clifton, N.J.), 1001, 261-266 (2013-03-16)
Islet transplantation is the most exciting treatment option for individuals afflicted with Type 1 diabetes. However, the severe shortage of human pancreas and the need to use risky immunosuppressive drugs to prevent transplant rejection remain two major obstacles for the
Ziqiang Xia et al.
Drug design, development and therapy, 14, 1295-1305 (2020-04-14)
Liver fibrosis (or liver scarring) is a causative factor for hepatitis, cirrhosis and hepatocellular carcinoma (HCC). Alginate (Agn) isolated from brown algae is known to slow the proliferation of fibroblasts, through the mechanisms of these effects remain undefined. This study
Abd El-Shafey I Ahmed et al.
Carbohydrate polymers, 92(2), 1934-1941 (2013-02-13)
New N-halamines (I-Cl and II-Cl) based on cellulose extracted from rice straw have been evaluated in single and multistage filtration systems against bacteria and viruses. Escherichia coli and Staphylococcus aureus were used as examples of Gram-negative and Gram-positive bacteria respectively
M A Abd El-Ghaffar et al.
Carbohydrate polymers, 92(2), 2095-2102 (2013-02-13)
Chitosan grafted with polymethyl methacrylate (PMMA-g-CS) was prepared via a free-radicals polymerization technique as a carrier for enzyme immobilization. α-Chymotrypsin (CT), as an enzyme model in this study, was immobilized onto the prepared PMMA-g-CS via covalent bonding. Calcium alginate (CA)
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