نتایج جستجو برای: chitosan coating

تعداد نتایج: 53464  

Journal: :Carbohydrate polymers 2014
Nikoo Kamalian Hamed Mirhosseini Shuhaimi Mustafa Mohd Yazid Abd Manap

The main aim of this study was to investigate the effect of different coating materials (i.e. Na-alginate and chitosan) on the viability and release behavior of Bifidobacterium pseudocatenulatum G4 in the simulated gastric fluid (SGF) and simulated intestinal fluid (SIF). This study reports the viability of encapsulated B. pseudocatenulatum G4 coated using different alginate (2-4 g/100mL) and c...

2015
Pei-Ru Wei Yaswanth Kuthati Ranjith Kumar Kankala Chia-Hung Lee Hitoshi Sashiwa Shinsuke Ifuku

We designed a study for photodynamic therapy (PDT) using chitosan coated Mg-Al layered double hydroxide (LDH) nanoparticles as the delivery system. A Food and Drug Administration (FDA) approved near-infrared (NIR) fluorescent dye, indocyanine green (ICG) with photoactive properties was intercalated into amine modified LDH interlayers by ion-exchange. The efficient positively charged polymer (ch...

Journal: :Acta biomaterialia 2015
Ines Castangia Amparo Nácher Carla Caddeo Virginia Merino Octavio Díez-Sales Ana Catalán-Latorre Xavier Fernàndez-Busquets Anna Maria Fadda Maria Manconi

Biocompatible quercetin nanovesicles were developed by coating polyethylene glycol-containing vesicles with chitosan and nutriose, aimed at targeting the colon. Uncoated and coated vesicles were prepared using hydrogenated soy phosphatidylcholine and quercetin, a potent natural anti-inflammatory and antioxidant drug. Physicochemical characterization was carried out by light scattering, cryogeni...

2005
S. Bautista-Baños A. N. Hernández-Lauzardo M. G. Velázquez-del Valle M. Hernández-López E. Ait Barka E. Bosquez-Molina C. L. Wilson

Chitosan, a given name to a deacetylated form of chitin, is a natural biodegradable compound derived from crustaceous shells such as crabs and shrimps, whose main attributes corresponds to its polycationic nature. Chitosan has been proven to control numerous pre and postharvest diseases on various horticultural commodities. It has been reported that both soil and foliar plant pathogens fungal, ...

Journal: :Journal of food protection 2013
Tony Z Jin Joshua B Gurtler Si-Quan Li

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 a nonedible polymer, and chitosan served as an edible polymer carrier of natural ...

2016
Laura De Matteis Maria Alleva Inés Serrano-Sevilla Sonia García-Embid Grazyna Stepien María Moros Jesús M. de la Fuente

The tunability of the properties of chitosan-based carriers opens new ways for the application of drugs with low water-stability or high adverse effects. In this work, the combination of a nanoemulsion with a chitosan hydrogel coating and the following poly (ethylene glycol) (PEG) grafting is proven to be a promising strategy to obtain a flexible and versatile nanocarrier with an improved stabi...

2016
Shalil Khanal Udhab Adhikari Nava P. Rijal Shanta R. Bhattarai Jagannathan Sankar Narayan Bhattarai

Poly(lactic-co-glycolic acid) (PLGA) based nanoparticles have gained increasing attention in delivery applications due to their capability for controlled drug release characteristics, biocompatibility, and tunable mechanical, as well as degradation, properties. However, thorough study is always required while evaluating potential toxicity of the particles from dose dumping, inconsistent release...

Journal: :Korean journal for food science of animal resources 2015
Filiz Yangılar

The objective of present study was to evaluate the effects of the application of chitosan and chitosan/whey protein on the chemical, microbial and organoleptic properties of Göbek Kashar cheese during ripening time (on 3(rd), 30(th), 60(th) and 90(th) d). Difference in microbiological and chemical changes between samples was found to be significant (p<0.05) during ripening period. Cheese sample...

Magnetic iron oxide nanoparticles have gained a lot of attention in drug delivery systems because they can control a drug pathway to deliver it to the specific site under a magnetic field which is related to their magnetic core and surface coating. Chitosan-coated FeNPs, have prominent antimicrobial and biological properties that make chitosan a promising biopolymer for drug delivery applicatio...

Magnetic iron oxide nanoparticles have gained a lot of attention in drug delivery systems because they can control a drug pathway to deliver it to the specific site under a magnetic field which is related to their magnetic core and surface coating. Chitosan-coated FeNPs, have prominent antimicrobial and biological properties that make chitosan a promising biopolymer for drug delivery applicatio...

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