نتایج جستجو برای: emulsion chitosan

تعداد نتایج: 28430  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی - دانشکده علوم 1392

مهندسی بافت ترکیبی از سلول و داربست سه بعدی جهت ترمیم بافت آسیب دیده یا از بین رفته ی ماهیچه است. در این راستا, نانو داربست های کامپوزیت نانولوله های کربنی و کایتوزان و هیدرکسی آپاتیت، نانولوله های کربنی و کایتوزان و داربست کایتوزان با روش freeze dryingتهیه شد. داربست های تهیه شده، از لحاظ خصوصیات سطحی، درصد تخلخل، اندازه ی منافذ، نحوه ی توزیع منافذ، رفتار تخریب پذیریو ترکیب تشکیل دهنده ی داربس...

Journal: :journal of agricultural science and technology 0
m. barzegar department of food science and technology, faculty of agriculture, tarbiat modares university, tehran, p. o. box: 14115-336, islamic republic of iran. m. ghaderi ghahfarokhi department of food science and technology, faculty of agriculture, tarbiat modares university, tehran, p. o. box: 14115-336, islamic republic of iran. m. a. sahari department of food science and technology, faculty of agriculture, tarbiat modares university, tehran, p. o. box: 14115-336, islamic republic of iran. m. h. azizi department of food science and technology, faculty of agriculture, tarbiat modares university, tehran, p. o. box: 14115-336, islamic republic of iran.

the use of essential oils as the preservative agents in food industry faces the problem of interactions with food matrix components, low solubility in aqueous phase, high volatile character and sensitivity to environmental conditions. the aim of this study was to enhance thermal stability and antioxidant activity of thyme essential oil (to) by encapsulation in chitosan nanoparticles (cs-np). to...

Journal: :World Journal of Biology Pharmacy and Health Sciences 2023

Background: The aim of this study is to formulate nanosuspension Scoparia dulcis. This plant species mainly used as an analgesic, antipyretic, and urinary issues well stomach disorders, kidney stones, hypertension, diabetes, inflammation. In alcoholic extracts dulcis are used. ionic gelation method the most suitable polyherbal nanosuspension. Methods: Herbal was prepared by emulsion method. Chi...

Journal: :Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2007
Kohei Tahara Hiromitsu Yamamoto Hirofumi Takeuchi Yoshiaki Kawashima

The development of nonviral vectors for the efficient and safe delivery to cells has long been awaited to facilitate gene therapy. Recently, many nonviral vectors modified with cationic lipids, cationic polymers, etc. have been reported. However, those nonviral vectors with cationic materials require improved stability, longer duration of gene expression, and reduced cytotoxicity. We successful...

2014
Wenwei Tang Lei Li Lujun Wu Jiemin Gong Xinping Zeng

A novel glucose biosensor was fabricated. The first layer of the biosensor was polythionine, which was formed by the electrochemical polymerisation of the thionine monomer on a glassy carbon electrode. The remaining layers were coated with chitosan-MWCNTs, GOx, and the chitosan-PTFE film in sequence. The MWCNTs embedded in FAD were like "conductive wires" connecting FAD with electrode, reduced ...

2013
Bhavin K. Patel Rajesh H. Parikh Pooja S. Aboti

Objective. The main objective of the present investigation was to develop and optimize oral sustained release Chitosan nanoparticles (CNs) of rifampicin by design of experiment (DOE). Methodology. CNs were prepared by modified emulsion ionic gelation technique. Here, inclusion of hydrophobic drug moiety in the hydrophilic matrix of polymer is applied for rifampicin delivery using CN. The 2(3) f...

Journal: :Nanomedicine 2011
Ambrish A Pandit Alekha K Dash

AIMS The present research focuses on the development of the surface modified solid lipid nanoparticulate (SLN) system for enhancing the stability and sustaining the release of a model hydrophilic drug ifosfamide. MATERIALS & METHODS SLNs consisting of glyceryl monooleate (GMO) and chitosan were prepared by double emulsion technique, crosslinked with sodium tripolyphosphate, followed by lyophi...

Journal: :Korean journal for food science of animal resources 2015
Yeon-Ji Jo Yun-Joong Kwon Sang-Gi Min Mi-Jung Choi

This study was performed to determine the effect of multilayered fish oil (FO) emulsion without or with trans-cinnamaldehyde on pork patties. Multilayered FO (-primary, -secondary, -tertiary) emulsions were prepared using a layer-by-layer deposition technique with Tween 20, chitosan, and low methoxyl pectin, and were added to pork patties at the same concentration. Pork patties were then stored...

2014
Sudipta Chatterjee Fabien Salaün Christine Campagne

Linseed oil which has various biomedical applications was encapsulated by chitosan (Chi)-based microcapsules in the development of a suitable carrier. Oil droplets formed in oil-in-water emulsion using sodium dodecyl sulfate (SDS) as emulsifier was stabilized by Chi, and microcapsules with multilayers were formed by alternate additions of SDS and Chi solutions in an emulsion through electrostat...

Journal: :Food technology and biotechnology 2016
Mojan Seyedain-Ardabili Anousheh Sharifan Babak Ghiassi Tarzi

Bread is a global staple food. Despite attempts to develop functional breads containing viable microorganisms, this has not been done yet because of the high temperature during baking. The aim of this study is to obtain synbiotic bread, hence hamburger bun and white pan bread were selected. Lactobacillus acidophilus LA-5 and L. casei 431 were encapsulated with calcium alginate and Hi-maize resi...

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