نتایج جستجو برای: ion imprinted polymers

تعداد نتایج: 278703  

2017
Roongnapa Suedee Peter A. Lieberzeit

Herein we report a sensor array based on quartz crystal microbalance (QCM) to simultaneously detect two biomarkers, namely low-density lipoprotein (LDL), and high-density lipoprotein (HDL). Selective recognition takes place through molecularly imprinted polymers (MIP) with both MIPs and corresponding non-imprinted polymer (NIP) as reference electrode. Sensor array performs highly appreciably in...

Journal: :Analytical and bioanalytical chemistry 2010
Henrik Kempe Maria Kempe

Salt ions were found to have an influence on template binding to two model molecularly imprinted polymers (MIPs), targeted to penicillin G and propranolol, respectively, in water-acetonitrile mixtures. Water was detrimental to rebinding of penicillin G whereas propranolol bound in the entire water-acetonitrile range tested. In 100% aqueous solution, 3-M salt solutions augmented the binding of b...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2005
Woo-Sang Lee Toshifumi Takeuchi

Bisphenol A (BPA)-recognizing imprinted polymers were synthesized using a template immobilized on silica where the template was grafted to aminopropyl silica. The silica-template conjugate was co-polymerized with a cross-linker (ethylene glycol dimethacrylate) and a functional monomer (4-vinylpyridine or methacrylic acid). The synthesized silica-polymer composites were treated with an aqueous N...

Journal: :Acta biomaterialia 2015
H F El-Sharif H Yapati S Kalluru S M Reddy

UNLABELLED We report the fabrication of metal-coded molecularly imprinted polymers (MIPs) using hydrogel-based protein imprinting techniques. A Co(II) complex was prepared using (E)-2-((2 hydrazide-(4-vinylbenzyl)hydrazono)methyl)phenol; along with iron(III) chloroprotoporphyrin (Hemin), vinylferrocene (VFc), zinc(II) protoporphyrin (ZnPP) and protoporphyrin (PP), these complexes were introduce...

2012
Francesco Trotta Miriam Biasizzo Fabrizio Caldera

Although the roots of molecularly imprinted polymers lie in the beginning of 1930s in the past century, they have had an exponential growth only 40-50 years later by the works of Wulff and especially by Mosbach. More recently, it was also proved that molecular imprinted membranes (i.e., polymer thin films) that show recognition properties at molecular level of the template molecule are used in ...

2010
Bogusław Buszewski Júlia Ričanyová Renata Gadzała-Kopciuch Michał Szumski

The isolation and preconcentration of estrogens from new types of biological samples (acellular and protein-free simulated body fluid) by molecularly imprinted solid-phase extraction has been described. In this technique, supramolecular receptors, namely molecularly imprinted polymers (MIPs) are used as a sorbent material. The recognition sites of MIPs were prepared by non-covalent multiple int...

2005
Kyung Ho Row Yinzhe Jin

− The molecular imprinting technique is a reliable technique for the preparation of materials of predetermined selectivity. It is highly significant in research of the structure of enzyme, mechanism of receptor-antibody and analytical chemistry. In analytical separation science, molecularly imprinted polymers have been applied in several analytical techniques, such as liquid chromatography, cap...

Journal: :IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII KHIMIYA KHIMICHESKAYA TEKHNOLOGIYA 2020

Journal: :Biomedical Materials & Devices 2022

Molecularly imprinted polymers (MIPs) are synthetic polymeric structures that selectively recognize the molecule of interest which is as template. In contrast to antibodies, have certain limitations such high cost, time-consuming optimization, and need expert for antibody production, MIPs can be fabricated against many molecules has simple experiment procedure. Molecular imprinting been applied...

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