نتایج جستجو برای: coacervation
تعداد نتایج: 376 فیلتر نتایج به سال:
this study was aimed at evaluating the flow behavior characteristics of yogurt enriched with fish oil (fo) microcapsules prepared by complex coacervation method. fo was microencapsulated in gelatin-acacia gum coacervates. then, the microcapsules were dried, and yogurt was produced from the milk enriched with microcapsules powder. rheological characteristics (as measured using a rotational visco...
The isolation of a salt-soluble homogeneous elastin from the aortas of lathyritic chicks by chromatography on DEAE-cellulose and salt precipitation is described. These new techniques, as well as some previously published by other workers, were evaluated with the help of antiserum raised in sheep against insoluble chick elastin. The purified elastin was very basic and behaved in a predictable ma...
The potential utilization of encapsulation techniques in food, pharmaceutical and agricultural products preparation, presents a new alternative for complementary technologies such as targeting delivery vehicles and carriers for active food ingredients. Encapsulation could be accomplished by different techniques like: simple or complex coacervation, emulsification technique, phase separation, sp...
Abstract Background The electrostatic interactions between polysaccharides and proteins are an interesting field in the complex coacervation. PH mixing ratio have major effect on complexation coacervates structure. Hence, it is necessary to find optimum pH of as well understanding thermal, mechanical, structural characterization coacervates. Thus, changes complexes sodium caseinate (NaCas) high...
A topical o/w cream containing tretinoin microspheres was prepared. Gelatin microspheres of tretinoin were prepared using coacervation method. These microspheres contained about 50% w/w tretinoin. The particle size range of microspheres was between 90-150 m m. In vitro drug release from microspheres and a cream formulation was studied. It was shown that drug release from microspheres followed H...
this study discusses the effect of complexes of chitosan grafted polyethylenimine(ch-pei) with plasmid dna on viability of mesenchymal stem cells(mscs) derived from human marrow. ch-pei/pdna nanoparticles were synthesized through the complex coacervation method using pires plasmid containing green fluorescent protein (gfp) gene. to confirm the complexation, samples were run through an agarose g...
Preparation and in vitro characterization of floating microparticles loaded with cimetidine (FMC) for oral delivery was the objective of this study. Non-solvent addition coacervation technique using hydroxypropylmethylcellulose (HPMC) as the rate controlling polymer was employed to achieve FMC. Three formulations of FMC were prepared and optimized regarding encapsulation efficiency and dissolut...
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