نتایج جستجو برای: polyoxyethylene

تعداد نتایج: 557  

2007
YOKO MATSUMOTO YOSHIHIRO TANAKA KOICHI GOTO RYUICHI UEOKA

Three-component hybrid liposomes (THL) composed of L-α-dimyristoylphosphatidylcholine, polyoxyethylene sorbitane monolaurate (Tween 20), decyl-β-lactoside (LactC10) were found to be highly effective for inhibiting the growth of human hepatoma (Hep-G2) cells without any drug. Key-Words: Liposome, Lactose Surfactant, Fixed Aqueous Layer, Apoptosis, Antitumor

2004
L. Kravetz

The structure of the hydrophobe in alcohol ethoxylates (AE) and alkylphenol ethoxylates (APE) has a significant influence on the biodegradation pathways and biodegradation rates of these nonionic surfactants in bacterial inocula present in waste treatment plants. APE undergo initial microbial attack at the terminal part of the polyoxyethylene (POE) chain followed by a shortening of the POE chai...

Journal: :Bulletin of the Chemical Society of Japan 1970

Journal: :Biological & pharmaceutical bulletin 2012
Motoki Hino Hideaki Ichihara Yoko Matsumoto Ryuichi Ueoka

New-type three-component cationic hybrid liposomes (HLs) composed of dimyristoylphosphatidylcholine (DMPC), polyoxyethylene(21)dodecyl ether (C(12)(EO)(21)) and O,O'-ditetradecanoyl-N-(α-trimethylammonioacetyl) diethanolamine chloride (2C(14)ECl) were produced. Cationic HLs were smaller and more stable than pure DMPC liposomes. It is noteworthy that cationic HLs could remarkably inhibit the gro...

Journal: :Journal of physics 2023

Abstract The molecular weight of the macromonomer has a great influence on performance Polycarboxylate Superplasticizer (PCE). PCE with different structures was prepared by using methylallyl polyoxyethylene ether (HPEG) weights 2400, 3000, 4000, and 5000. effects emptying time rheological properties cement paste concrete were investigated. test results show that paste, plastic viscosity ratio i...

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