نتایج جستجو برای: poly hema

تعداد نتایج: 81092  

Journal: :British journal of pharmacy 2022

Hydrogels described herein were developed as anti-microbial coating materials. Three different hydrogels, p(HEMA), p(85%HEMA-co-15% MMA), and p(85% HEMA-co-15% MAA) loaded with two cationic surfactants, BAK, DDAB, respectively. DDAB owned better effectivity than BAK in killing S. aureus E. coli. Compared to unmodified(HEMA), all drug-loaded samples exhibited significant anti-adherence ability a...

2009
Ho-Nam Lim Seong-Hwan Kim Bin Yu Yong-Keun Lee

The purpose of this study was to determine the influence of incrementally added uncured HEMA in experimental HEMA-added glass ionomer cement (HAGICs) on the mechanical and shear bond strength (SBS) of these materials. Increasing contents of uncured HEMA (10-50 wt.%) were added to a commercial glass ionomer cement liquid (Fuji II, GC, Japan), and the compressive and diametral tensile strengths o...

Journal: :Turkish Journal of Chemistry 2023

This study presented a hydrophobic interaction-based poly(HEMA-MATrp) monolithic chromatographic column (MCC) to remove amoxicillin from aqueous solutions. In addition their porous structure, monolithic-filled columns offer superior properties without loss of performance, which is one the points that make them unique. The specific surface area synthesized by bulk polymerization 2-hydroxyethyl m...

Journal: :journal of dentistry, tehran university of medical sciences 0
ts. jafarzadeh kashi m. erfan dc. watts

objective: the use of hema as a biocompatible material in dentin bonding systems and its potential for clinical applications has been well established. excess water can affect conversion of bonding resins. the aim of this study was to survey the effect of water on the degree of conversion of hema by fourier transform infra-red spectroscopy (ft-ir). materials and methods: in this experimental st...

Journal: :Polymers for Advanced Technologies 2023

Abstract In this paper, we examined adsorption process of bovine serum albumin (BSA) on [p(HEMA)‐g‐CTS]/MMT ([poly(2‐hydroxyethyl methacrylate)‐graft‐chitosan]/montmorillonite) superabsorbent nanocomposite. nanocomposite was synthesized via free radical polymerization. Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), and thermal gravimetric analysis (TGA) tech...

2014
Cullen R. Buie Zhifei Ge Peter Girguis

Reconstruction of phylogenetic trees based on 16S rRNA gene sequencing reveals that so far only a tiny fraction of microbial diversity has been cultured in the laboratory. One major reason behind this "unculturability" is that many microbes function in symbiosis, frequently exchanging metabolites to sustain their own metabolism, while key exchanged metabolites have hardly been identified. To ad...

2013
Ai Orimoto Takahiro Suzuki Atsuko Ueno Tatsushi Kawai Hiroshi Nakamura Takao Kanamori

BACKGROUND The resin monomer 2-hydroxyethyl methacrylate (HEMA) is known to be more cytotoxic than methyl methacrylate (MMA). Using a luciferase reporter assay system, we previously showed that MMA activates the glutathione S-transferase alpha 1 gene (Gsta1) promoter through the anti-oxidant responsive element (ARE). However, it is not known whether HEMA induces ARE-mediated transcription. ME...

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