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Showing 1-30 of 113 results for "740063" within Papers
Xin-Yan Han et al.
The British journal of nutrition, 111(8), 1405-1411 (2014-01-07)
The present study was conducted to investigate the effects of chitosan (CS)-Zn on intestinal morphology, mucosal epithelial cell apoptosis and mucosal immune function in weanling pigs. A total of 150 weanling barrows with a body weight of 7.2 kg were
A-B Liu et al.
Parasite immunology, 36(7), 292-302 (2014-04-08)
This study was designed to investigate the therapeutic efficacy of chitosan on Pneumocystis pneumonia (PCP) in immunosuppressed rats. The PCP rat model was established using intramuscular injections of dexamethasone sodium phosphate. To estimate treatment effects of chitosan on rat PCP
Pramila Chaubey et al.
Expert opinion on drug delivery, 11(8), 1163-1181 (2014-05-31)
The study aims at formulation and optimization of macrophage-targeted curcumin-loaded mannosylated chitosan nanoparticles (Cur-MCNPs) of curcumin (CUR) to improve its therapeutic potential in the treatment of visceral leishmaniasis (VL). Response surface methodology (RSM) using central composite design was employed to
A Anitha et al.
Journal of biomedical nanotechnology, 9(3), 335-347 (2013-04-30)
In the current work, a sustained drug delivery system of flutamide (FLT) was developed using chitosan (CS) and dextran sulphate (DS) nanoparticles and were characterized using different techniques. The prepared nanoparticles showed a size of 80-120 nm with an entrapment
Roberto Molinaro et al.
Expert opinion on drug delivery, 10(12), 1653-1668 (2013-10-05)
Manipulating gene activity represents a promising approach for the treatment of cancer and other diseases. The relatively recent discovery of RNA interference (RNAi) revolutionized therapeutic approaches in this field. RNA effectors can now be used to modify the activity of
Milena Ignatova et al.
Macromolecular bioscience, 13(7), 860-872 (2013-06-12)
Chitosan is non-toxic, biocompatible, and biodegradable polysaccharide from renewable resources, known to have inherent antibacterial activity, which is mainly due to its polycationic nature. The combining of all assets of chitosan and its derivatives with the unique properties of electrospun
Anna Ilnicka et al.
Materials science & engineering. C, Materials for biological applications, 52, 31-36 (2015-05-09)
Renewable raw materials chitin and chitosan (N-deacetylated derivative of chitin) were subjected to action of different copper modifiers that were carbonized in the atmosphere of the N2 inert gas. As a result of the novel manufacturing procedure, a series of
Tran Thi Nhung et al.
Journal of nanoscience and nanotechnology, 13(8), 5346-5350 (2013-07-26)
Flowerlike gold nanostructure was facilely prepared by the seed-mediated growth of gold nanoparticles in chitosan-TPP template films. Firstly, chitosan nanoparticles, spontaneously formed by inter and/or intra cross-linking with TPP, were transformed into gel-type of chitosan-TPP films under strong sonication process.
Xiaojing Li et al.
Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons, 72(2), 304-304 (2014-01-21)
The purpose of the present study was to compare a newly developed chitosan-collagen membrane (CCM) with a standard collagen membrane (SCM) regarding their effects on guided bone regeneration. The right mandibular premolars and first molar were extracted from 12 beagle
Hsin-Yi Lin et al.
Carbohydrate polymers, 97(2), 618-626 (2013-08-06)
Chitosan (C), alginate-crosslinked chitosan (CA), and pectin-crosslinked chitosan (CP) were covalently bonded to Ti-6Al-4V surfaces and tested for their biocompatibility. Compared to the clinically treated Ti-6Al-4V surface (Ti64), C, CA, and CP, had higher contact angles and promoted higher cell
Ying Sun et al.
Journal of nanoscience and nanotechnology, 13(8), 5260-5266 (2013-07-26)
Calcium phosphate (CaP) has been widely used as the vector for gene transfection in the past three decades. However, clinical application is still not popular due to the poor-controlling of DNA/CaP complexes preparation, cytotoxicity and its low transfection efficiency. In
Muhammad A Hassan et al.
Journal of biomedical nanotechnology, 9(3), 467-474 (2013-04-30)
Magnetically responsive engineered smart thin films of nanoferrites as contrast agent are employed to develop surface based magnetic resonance imaging to acquire simple yet fast molecular imaging. The work presented here can be of significant potential for future lab-on-chip point-of-care
Yong Ren et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 38(21), 3709-3712 (2014-02-06)
The concentrations of heavy metals in the extracting solutions of traditional Chinese medicine are usually very low. Furthermore, a vast number of organic components contained in the extracting solutions would be able to coordinate with heavy metals, which might lead
Ming-Yang Yeh et al.
Anticancer research, 33(11), 4867-4873 (2013-11-14)
According to the World Health Organization, Complementary and alternative medicine (CAM) is a comprehensive term referring to traditional medical treatments and various forms of indigenous medicines, also known as indigenous or folk medicine. Cancer patients often use CAM in the
Fine tuning of reactive oxygen species homeostasis regulates primed immune responses in Arabidopsis.
Victoria Pastor et al.
Molecular plant-microbe interactions : MPMI, 26(11), 1334-1344 (2013-10-04)
Selected stimuli can prime the plant immune system for a faster and stronger defense reaction to pathogen attack. Pretreatment of Arabidopsis with the chemical agent β-aminobutyric acid (BABA) augmented H2O2 and callose production after induction with the pathogen-associated molecular pattern
Darren Svirskis et al.
Pharmaceutical development and technology, 19(5), 571-576 (2013-07-19)
This study aimed at improving the oral bioavailability of acyclovir (ACV) through incorporating it into gastroretentive dosage form based on floating hollow chitosan beads. Hollow chitosan beads were prepared using a solvent free, ionotropic gelation method. The effect of formulation
Hailing Liu et al.
Analytica chimica acta, 776, 24-30 (2013-04-23)
Based on the polyphosphonate-assisted coacervation of chitosan, a simple and versatile procedure for the encapsulation of proteins/enzymes in chitosan-carbon nanotubes (CNTs) composites matrix was developed. Scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray photoelectron spectroscopy (XPS), energy dispersive spectrum
Matthew B Dowling et al.
The Journal of surgical research, 193(1), 316-323 (2014-07-14)
Trauma represents a significant public health burden, and hemorrhage alone is responsible for 40% of deaths within the first 24 h after injury. Noncompressible hemorrhage accounts for the majority of hemorrhage-related deaths. Thus, materials which can arrest bleeding rapidly are
Hyejin Park et al.
Carbohydrate polymers, 97(2), 587-596 (2013-08-06)
Scaffolds derived from naturally occurring polysaccharides have attracted significant interest in bone tissue engineering due to their excellent biocompatibility and hydrophilic nature favorable for cell attachment. In this study, we developed composite chitosan (CH) scaffolds containing anionic carbohydrate, such as
Neelam Gogoi et al.
Journal of nanoscience and nanotechnology, 14(6), 4147-4155 (2014-04-18)
In this work storage of silver nanoparticles (Ag NPs) in chitosan gel and its subsequent release for catalytic reduction processes is investigated. The generation of small sized metal nanoparticles which acts as catalyst is prerequisite to progress of a catalytic
Yuangang Liu et al.
Journal of nanoscience and nanotechnology, 14(5), 3844-3849 (2014-04-17)
Fucoidan was chosen a substitute for alginate in chitosan-based polyelectrolytes or polyiones because it is negatively charged and possesses pharmacological properties. The fucoidan-chitosan nanospheres were prepared by the sonification method, and different formulation variables were investigated to get regular and
Tony Z Jin et al.
Journal of food protection, 76(5), 779-785 (2013-05-07)
This study was conducted to develop antimicrobial coatings to decontaminate and prevent cross-contamination of shell eggs. Egg shells were inoculated with nalidixic acid-resistant Salmonella enterica Enteritidis strains OB030832, OB040159, and C405 and treated with antimicrobial coatings. Polylactic acid served as
Alyssa Reiffel Golas et al.
Plastic and reconstructive surgery, 132(6), 952e-963e (2013-11-28)
As vascularization represents the rate-limiting step in permanent incorporation of hydrogel-based tissue-regeneration templates, the authors sought to identify the material chemistry that would optimize endothelial cell adhesion and invasion into custom hydrogel constructs. The authors further investigated induction of endothelial
Jing Lu et al.
Journal of chromatography. A, 1350, 61-67 (2014-05-28)
In the present paper, a new calix[4]arene derivatized chitosan bonded stationary phase (CCS4) for high performance liquid chromatography (HPLC) was synthesized and characterized. Its chromatographic performance and retention mechanism were evaluated in reversed-phase mode compared with ODS using different solute
Zhen-Hai Zhang et al.
Journal of biomedical nanotechnology, 9(4), 601-609 (2013-04-30)
N-octyl-N-Arginine chitosan (OACS) was synthesized in an attempt to combine the permeation enhancing effects of arginine-rich peptides and the drug loading capacity of the amphipathic polymers for insulin oral delivery. OACS self-assembled micelles of insulin were prepared by the conventional
Stephanie Supper et al.
Expert opinion on drug delivery, 11(2), 249-267 (2013-12-07)
Thermogelling chitosan (CS)/glycerophosphate (GP) solutions have been reported as a new type of parenteral in situ forming depot system. These free-flowing solutions at ambient temperature turn into semi-solid hydrogels after parenteral administration. Formulation parameters such as CS physico-chemical characteristics, CS/gelling
Huixin Zhang et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 67(12), 2768-2775 (2013-06-22)
A novel technique for a complete removal of both Cr(VI) and Cr(III) ions, namely cross-linked chitosan (CCTS) adsorption and base-precipitation combination, was studied in this work in great detail. The optimum conditions for Cr(VI) adsorption onto CCTS were determined as
Kido Nwe et al.
Journal of medicinal chemistry, 56(20), 7862-7869 (2013-09-21)
Neoplastic lesions can create a hostile tumor microenvironment with low extracellular pH. It is commonly believed that these conditions can contribute to tumor progression as well as resistance to therapy. We report the development and characterization of a pH-responsive magnetic
Ya-Lei Zhang et al.
Carbohydrate polymers, 97(2), 809-816 (2013-08-06)
A novel magnetic-molecularly imprinted polymer (MMIP) based on chitosan-Fe₃O₄ has been synthesized for fast separation of carbamazepine (CBZ) from water. During polymerization, the modified chitosan-Fe₃O₄ was used not only as supporter but also as functional monomer. The properties of obtained
Soon Kong Yong et al.
Reviews of environmental contamination and toxicology, 233, 1-43 (2014-11-05)
Chitosan originates from the seafood processing industry and is one of the most abundant of bio-waste materials. Chitosan is a by-product of the alkaline deacetylation process of chitin. Chemically, chitosan is a polysaccharide that is soluble in acidic solution and
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