نتایج جستجو برای: molecular imprinted polymers

تعداد نتایج: 700357  

Journal: :Lab on a chip 2009
Samuel Guillon Rémi Lemaire Ana Valvanuz Linares Karsten Haupt Cédric Ayela

We use photolithography to pattern molecularly imprinted polymers for the wafer-scale production of biochips. We are able to produce multiplexed, spatially resolved micrometer-sized features of functional materials capable of molecular recognition. Using a fluorescent probe, dansyl-L-Phe, we show specific analyte binding to MIP patterns imprinted with boc-L-Phe, by fluorescence microscopy. Adva...

2011
Mara Soares da Silva Raquel Viveiros Vasco Bonifácio Ana Aguiar-Ricardo Teresa Casimiro

Herein we report a novel method for the synthesis and processing of molecular recognition materials using supercritical fluid technology. Semi-covalently imprinted polymers with adsorption affinity to bisphenol A (BPA) were prepared for the first time in scCO2, at 65 oC and 21 MPa. BPA hydrolysis from the polymeric matrix was also performed in supercritical environment using a specific cleavage...

2016
Oliver Hayden

High quality binders, such as antibodies, are of critical importance for chemical sensing applications. With synthetic alternatives, such as molecularly imprinted polymers (MIPs), less sensor development time and higher stability of the binder can be achieved. In this feature paper, I will discuss the impact of synthetic binders from an industrial perspective and I will challenge the molecular ...

2013
Annika M. Rosengren Björn C. G. Karlsson Ian A. Nicholls

The relationship between molecularly imprinted polymer (MIP) morphology and template-rebinding over a series of warfarin-imprinted methacrylic acid co(ethylene dimethacrylate) polymers has been explored. Detailed investigations of the nature of template recognition revealed that an optimal template binding was obtained with polymers possessing a narrow population of pores (~3-4 nm) in the meso...

Journal: :Environmental science and pollution research international 2015
Dan-Lian Huang Rong-Zhong Wang Yun-Guo Liu Guang-Ming Zeng Cui Lai Piao Xu Bing-An Lu Juan-Juan Xu Cong Wang Chao Huang

Molecularly imprinted polymers are synthetic polymers possessing specific cavities designed for target molecules. They are prepared by copolymerization of a cross-linking agent with the complex formed from a template and monomers that have functional groups specifically interacting with the template through covalent or noncovalent bonds. Subsequent removal of the imprint template leaves specifi...

In this work, the template, monomer, and cross-linker with the ratio of 1:8:40 were used to synthesize Molecularly Imprinted Polymers (MIPs) for extraction of the bioactive chemical compounds from some traditional herbs as a sorbent material. Quercetin, Methacrylic Acid (MAA), Trimethylolpropanetrimethacrylate (TRIM) and Tetrahydrofuran (THF) were used as a template, funct...

2015
Jiao-Jiao Du Rui-Xia Gao Hu Yu Xiao-Jing Li Hui Mu

Molecularly imprinted polymers for dimethoate recognition were synthesized by the precipitation polymerization technique using methyl methacrylate (MMA) as the functional monomer and ethylene glycol dimethacrylate (EGDMA) as the cross-linker. The morphology, adsorption and recognition properties were investigated by scanning electron microscopy (SEM), static adsorption test, and competitive ads...

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