نتایج جستجو برای: Non-toxic cross-linking system
تعداد نتایج: 3785275 فیلتر نتایج به سال:
in this research, gelatin nanoparticles were synthesized via inverse miniemulsion method by employing a mixture of a water soluble carbodiimide (cdi) and n-hydroxysuccinimide (nhs) as a non-toxic cross-linking system. the gelatin nanoparticles were characterized for their size and size distribution, morphology and stability and were compared with those of nanoparticles cross-linked by glutarald...
In this research, gelatin nanoparticles were synthesized via inverse miniemulsion method by employing a mixture of a water soluble carbodiimide (CDI) and N-hydroxysuccinimide (NHS) as a non-toxic cross-linking system. The gelatin nanoparticles were characterized for their size and size distribution, morphology and stability and were compared with those of nanoparticles cross-linked by glutarald...
Background and purpose: In the last step of preparation of nanoparticles, glutaraldehyde (GA) is added to stabilize the formed nanoparticles. There are several reports indicating the harmful effects of glutaraldehyde on different organ systems and tissues. The aim of this study was to evaluate the effects of different cross-linking methods like using ultraviolet (UV) irradiation, glucose and co...
The crystalline cyclic oligosaccharide γ-cyclodextrin (γCD) is a natural, non-toxic and biodegradable precursor that can be used to prepare innovative polymers. We cross-linked γCD with variable quantities of polyethylene glycol diglycidyl ether (PEGDGE) in aqueous NaOH form 3D structures tunable physicochemical properties. Mixtures 5 : 1 PEGDGE:γCD molar ratio produced material was soluble wat...
cross linking of high density polyethylene (hdpe) was first performed via high energy10 mev electron beam (eb) irradiation. hdpe was also cross linked withdicumyle peroxide (dcp).the gel content of samples was determined by solvent extraction.degree of cross linking was evaluated by hot set apparatus; as well .in order to clarify the effectof nature of cross linking, correlation of electrical p...
abstractin the last step of desolvation method for preparation of albumin nanoparticles, glutaraldehyde (ga) is added to stabilize the newly formed nanoparticles. due to undesirable effects of ga, the objective of this study was to evaluate alternative methods of crosslinking including ultraviolet (uv) irradiation, adding of glucose and combination of both methods. the nanoparticles were prepar...
Cross linking of high density polyethylene (HDPE) was first performed via high energy10 Mev electron beam (EB) irradiation. HDPE was also cross linked withDicumyle peroxide (DCP).The gel content of samples was determined by solvent extraction.Degree of cross linking was evaluated by hot set apparatus; as well .In order to clarify the effectof nature of cross linking, correlation of electrical p...
in our previous work, the effect of use of a water soluble cdi/nhs system as nontoxic cross-linking agent on fabrication of gelatin nanoparticles was investigated. in this research, the effect of variation in some synthetic parameters of gelatin nanoparticles cross-linked by cdi/nhs system such as type of gelatin and formulation of cross- linking agent on their size and distribution was examine...
This paper shows that citric acid can cross-link starch and improve the tensile strength, thermal stability and decrease the dissolution of starch films in water and formic acid. The poor mechanical properties and water stability of starch have restricted its industrial applications. Although cross-linking is a common approach to improve the properties of starch products, current starch cross-l...
Protein engineering of gluten, the exogenous effector in celiac disease, seeking its detoxification by selective chemical modification of toxic epitopes is a very attractive strategy and promising technology when compared to pharmacological treatment or genetic engineering of wheat. Here we present a simple and efficient chemo-enzymatic methodology that decreases celiac disease toxic epitopes o...
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