نتایج جستجو برای: nanoemulsions

تعداد نتایج: 965  

Journal: :Molecules 2016
Tatiana A Pereira Carolina M Guerreiro Monica Maruno Marcio Ferrari Pedro Alves Rocha-Filho

Oil-in-water nanoemulsions are stable systems with droplet sizes in the 20-200 nm range. The physicochemical properties of these systems may be influenced by the addition of additives. Thus, the influence of ethoxylated (EL) and acetylated lanolin (AL) addition on the droplet size, pH values, electrical conductivity and stability of nanoemulsions was investigated. Then, effect of nano-emulsions...

2015
Rong Lu Shan Liu Qilin Wang Xia Li

Oral administration remains a significant challenge in regards to drugs with serious solubility and stability issues. This article aimed to investigate the suitability of nanoemulsions as oral carriers of stiripentol (STP), an acid-labile drug, for enhancement of stability and bioavailability. STP-loaded nanoemulsions (STP-NEs) were prepared by using a solvent-diffusion/ultrasonication techniqu...

Journal: :Nanomedicine : nanotechnology, biology, and medicine 2015
Ana Loureiro Gonçalo J L Bernardes Ulyana Shimanovich Marisa P Sárria Eugénia Nogueira Ana Preto Andreia C Gomes Artur Cavaco-Paulo

UNLABELLED Folic Acid (FA)-tagged protein nanoemulsions were found to be preferentially internalized on B-cell lymphoma cell line (A20 cell line), which, for the first time, is reported to express folate receptor (FR)-alpha. Carbon monoxide releasing molecule-2 (CORM-2) was incorporated in the oil phase of the initial formulation. FA-functionalized nanoemulsions loaded with CORM-2 exhibited a c...

2011
Michelle Fraga Fernanda Bruxel Valeska Lizzi Lagranha Helder Ferreira Teixeira Ursula Matte

BACKGROUND Cationic nanoemulsions have been recently considered as potential delivery systems for nucleic acids. This study reports the influence of phospholipids on the properties of cationic nanoemulsions/DNA plasmid complexes. METHODS Nanoemulsions composed of medium-chain triglycerides, stearylamine, egg lecithin or isolated phospholipids, ie, DSPC, DOPC, DSPE, or DOPE, glycerol, and wate...

2013
Sook Han Ng Pei Meng Woi Mahiran Basri Zahariah Ismail

BACKGROUND Palm oil esters (POEs) are esters derived from palm oil and oleyl alcohol have great potential in the cosmetic and pharmaceutical industries due to the excellent wetting behavior of the esters without the oily feel. The role of oil-in-water nanoemulsions loaded with tocotrienol sedimentation behavior was studied. LUMiFuge® 116 particle separation analyzer was used to investigate the ...

2013
Mi Hwa Oh Jee Seon Kim Jeong Yu Lee Tae Gwan Park Yoon Sung Nam

The integration of therapeutic and imaging functions in a nanoscale structure is gaining increasing attention to monitor drug and gene delivery in a non-invasive real-time manner. Here we introduce radioopaque nanoemulsions incorporating paclitaxel and Bcl-2 small interfering RNA (siRNA) for synergistic anti-cancer theranostics. Water-insoluble paclitaxel is readily dissolved in iodinated poppy...

Journal: :applied food biotechnology 0
najmeh shams department of food science and technology, faculty of agriculture, tarbiat modares university, tehran, iran. mohammad ali sahari department of food science and technology, faculty of agriculture, tarbiat modares university, tehran, iran.

background and objectives: recently, due to the interest of healthy lifestyle demand for research on novel methods of increasing the shelf-life of food products without the necessity of using preservatives has extended rapidly in the world. ability of nanoemulsions to improve global food quality has attracted great attention in food preservation. this is as a result of a number of attributes pe...

Journal: :nanomedicine research journal 0
roqya najafi-taher department of medical nanotechnology, school of advanced technologies in medicine, tehran university of medical sciences, tehran, iran amir amani department of medical nanotechnology, school of advanced technologies in medicine, tehran university of medical sciences, tehran, iran

one of the common chronic inflammatory skin diseases is acne vulgaris that affects up to 80% of a teen-age population. the progress of acne lesions is due to colonization of propionibacterium acnes (p .acnes) in hair follicles. treatment of acne includes topical or systemic therapy or combination therapy, with a tendency to perform topical therapy in mild to moderate acne. nanoemulsions, small ...

   This research studies the application of essential oil nanoemulsion as herbal medicine instead of using antibiotics and chemicals. Thyme, shirazi thyme and rosemary essential oils were selected as herbal drugs. Essential oil nanoemulsions with Tween 80 and/or Sodium dodecyl sulfate (SDS) surfactants were prepared and investigated. Physicochemical characterizations such as hydrodynamic di...

Nanotechnology, shortened to nanotech, is the study of the controlling of matter on an atomic and molecular scale. Generally, nanotechnology deals with structures sized between 1 to 100 nanometer in at least one dimension and involves developing materials or devices within that size. The use of nanotechnology in the field of pharmaceutics and drug delivery has grown over the last few years, so ...

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