نتایج جستجو برای: nanoemulsions

تعداد نتایج: 965  

Journal: :Bulletin of the National Research Centre 2022

Abstract Background The scale insect, Parlatoria ziziphi (Lucas) (Diaspididae: Hemiptera), is one of the most serious insects in citrus orchards Egypt. efficiency two different formulation types (emulsifiable concentrates (EC) and nanoemulsions) based on essential oils Artemisia herba-alba (Asso.) (Asterales: Asteraceae) Laurus nobilis (L.) (Laurales: Lauraceae) at concentrations 3 5%, compared...

2016
Qaisra Naheed Choudhry Mi Jeong Kim Tae Gyun Kim Jeong Hoon Pan Jun Ho Kim Sung Jin Park Jin Hyup Lee Young Jun Kim

Our work aimed to investigate the protective effects of saponin-based nanoemulsions of vitamin A and E against oxidative stress-induced cellular damage in AML-12 cells. Saponin nanoemulsions of vitamin A (SAN) and vitamin E (SEN) were prepared by high-pressure homogenization and characterized in terms of size, zeta potential, and polydispersity index. SEN and SAN protect AML-12 cells against ox...

Journal: :Chemical communications 2009
Yueju Zhao Jianling Zhang Wei Li Chaoxing Zhang Buxing Han

Monodisperse hollow silica spheres of uniform size and ordered mesoporous shells have been successfully fabricated in water/heptane/CTAB nanoemulsions induced by compressed CO(2).

Journal: :Journal of food science 2010
Qingrong Huang Hailong Yu Qiaomei Ru

Nanotechnology is an enable technology that has the potential to revolutionize agriculture and food systems. Driven by increasing consumer demand for healthy food products, researchers have been applying tools and knowledge in nanotechnology to address the issues relevant to food and nutrition. This concise review is mainly focused on nanoemulsions and polymer micelles-based delivery systems wh...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2017
Ankur Gupta Abu Zayed Md Badruddoza Patrick S Doyle

The central dogma of nanoemulsion formation using low-energy methods at constant temperature-popularly known as the emulsion inversion point (EIP) method-is that to create O/W nanoemulsions, water should be added to a mixture of an oil and surfactant. Here, we demonstrate that the above order of mixing is not universal and a reverse order of mixing could be superior, depending on the choice of ...

2015
Cristiane Bastos de Mattos Débora Fretes Argenta Gabriela de Lima Melchiades Marlon Norberto Sechini Cordeiro Maiko Luis Tonini Milene Hoehr Moraes Tanara Beatriz Weber Silvane Souza Roman Ricardo José Nunes Helder Ferreira Teixeira Mário Steindel Letícia Scherer Koester

Nanoemulsions are drug delivery systems that may increase the penetration of lipophilic compounds through the skin, enhancing their topical effect. Chalcones are compounds of low water solubility that have been described as promising molecules for the treatment of cutaneous leishmaniasis (CL). In this context, the aim of this work was to optimize the development of a nanoemulsion containing a s...

2011
JIGNESH D. MODI JAYVADAN K. PATEL

The aim of the present study was to investigate the potential of a nanoemulsion formulation for topical delivery of aceclofenac. Various oil-in-water nanoemulsions were prepared by the spontaneous emulsification method. The nanoemulsion area was identified by constructing pseudoternary phase diagrams. The prepared nanoemulsions were subjected to different thermodynamic stability tests. The nano...

Journal: :World Journal Of Advanced Research and Reviews 2021

Nanoemulsions have small droplet size and are kinetically stable colloidal systems. These the thermodynamically isotropic system in which two immiscible liquids mixed to form a single phase by means of appropriate surfactant co-surfactant. Nanoemulsion sizes fall typically range 20-200 nm shows narrow distribution. They enhanced functional properties comparison conventional emulsions. The compo...

2011
Xiang Li Nicolas Anton Thi Minh Chau Ta Minjie Zhao Nadia Messaddeq Thierry F Vandamme

BACKGROUND Nanoemulsions consist of very stable nanodroplets of oil dispersed in an aqueous phase, typically below 300 nm in size. They can be used to obtain a very fine, homogeneous dispersion of lipophilic compounds in water, thus facilitating their handling and use in nanomedicine. However, the drawback is that they are suspended in an aqueous media. This study proposes a novel technique for...

Journal: :Lebensmittel-Wissenschaft & Technologie 2021

To increase the intestinal delivery of dietary β-carotene, there is a need to develop nanostructured food systems encapsulate this fat soluble bioactive. The aim study was evaluate bioacessibility and bioavailability across barrier β-carotene-enriched nanoemulsions stabilised with two emulsifiers (lecithin or sodium caseinate) by coupling an in vitro gastrointestinal digestion cell culture mode...

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