Results 81 to 90 of about 1,331,204 (228)

Nanoencapsulation of ultra-small superparamagnetic particles of iron oxide into human serum albumin nanoparticles

open access: yesBeilstein Journal of Nanotechnology, 2014
Human serum albumin nanoparticles have been utilized as drug delivery systems for a variety of medical applications. Since ultra-small superparamagnetic particles of iron oxide (USPIO) are used as contrast agents in magnetic resonance imaging, their ...
Matthias G. Wacker   +3 more
doaj   +1 more source

Direct and Sensitive Determination of Atropine Sulfate at Polymer Electrode in Presence of Surface Active Agents

open access: yesInternational Journal of Electrochemical Science, 2012
A novel, selective, rapid and simple electrochemical method is demonstrated for the first time for the determination of atropine sulfate, using poly (3, 4-ethylene-dioxythiophene) (PEDOT) electrode film modified platinum electrode in presence of sodium ...
Nada F. Atta   +2 more
doaj   +1 more source

Dual PI3K/AKT and CDK4/6 inhibition reveals selective sensitivity in an SHH medulloblastoma stem cell model

open access: yesMolecular Oncology, EarlyView.
Targeted therapy was evaluated in SHH medulloblastoma using neuroepithelial stem cell (NES) and tumor‐derived NES‐like (tNES) models in 2D monolayers and 3D spheroids. PI3K, AKT, and CDK4/6 inhibitors had minimal effects in NES but markedly reduced viability and growth and induced apoptosis in tNES cells, revealing distinct therapeutic vulnerabilities.
Monika Lukoseviciute   +4 more
wiley   +1 more source

Verification of Some Vegetable Oils as Cutting Fluid for Aluminium

open access: yesNigerian Journal of Technological Development, 2013
Vegetable oils (palm oil, groundnut oil, shear butter oil and cotton seed oil) have been used as lubricants in the turning operation of aluminum under varying spindle speeds, feed rates and depths of cut and the results compared with kerosene (due to the
A. I. Obi   +3 more
doaj  

Herbicide Adjuvants in Citrus Weed Control

open access: yesEDIS, 2022
Adjuvants are materials added into a herbicide spray mix that improves the herbicide’s performance, especially its handling, application efficacy, and crop-safety.
Ramdas Kanissery
doaj  

E2A selectively regulates TGF‐β–induced apoptosis in KRAS‐mutant non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
Ability to induce apoptosis by TGF‐β is frequently lost in advanced lung adenocarcinoma despite intact TGF‐β signaling. We identify E2A as a mutant KRAS–dependent mediator of resistance to TGF‐β–induced apoptosis. TGF‐β induces E2A via SMAD3 in mutant KRAS cells, and E2A silencing restores apoptosis and enhances radiation response in cell lines ...
Sergei Chuikov   +3 more
wiley   +1 more source

Preparation and surface active properties of a-acyloxysuccinic acid derivatives from malic acid and fatty acids of crude rice bran oil

open access: yesGrasas y Aceites, 2000
Surface active compounds were prepared from malic acid by esterification with acyl chloride (II)a-d, of [palmitic, stearic, oleic, linoleic and mixed fatty acids of rice bran oil (RBO) (II)e], in the presence of pyridine as catalyst, forming (III)a-e ...
W. I.A. EL-Dougdoug   +2 more
doaj   +1 more source

surface active agent

open access: yes, 2019
Citation: 'surface active agent' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.S06155 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

SUBSTANŢELE TENSIOACTIVE ÎN SISTEMELE ACVATICE

open access: yesStudia Universitatis Moldaviae: Stiinte reale si ale naturii, 2012
Surface active agents are organic chemicals that reduce surface tension in water and other liquids. The most familiar use for surfactants are soaps, laundry detergents, dishwashing liquids and shampoos.
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doaj  

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