نتایج جستجو برای: molecular imprinting

تعداد نتایج: 642093  

Journal: :Analytica chimica acta 2010
Fernando Yañez Iva Chianella Sergey A Piletsky Angel Concheiro Carmen Alvarez-Lorenzo

This work has focused on the rational development of polymers capable of acting as traps of bile salts. Computational modeling was combined with molecular imprinting technology to obtain networks with high affinity for cholate salts in aqueous medium. The screening of a virtual library of 18 monomers, which are commonly used for imprinted networks, identified N-(3-aminopropyl)-methacrylate hydr...

2006
Vijay Satyanand Pande George Koster

The ability to create synthetic heteropolymers with the protein-like capabilities of renaturation to a particular conformation capable of specific molecular recognition is of great technological importance. To create protein-like heteropolymers, we suggest "Imprinting," which dictates that monomers should be equilibrated at some low temperature prior to polymerization, then polymerized such tha...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده شیمی 1383

امروزه یکی از تکنیکهای که بطور عمده در ساخت گیرنده های مصنوعی در پلیمر مورد استفاده قرار می گیرد. روش molecular imprinting) mi) می باشد. در این روش مونومرهای عاملی و کراس لینک کننده در حضور آنالیت هدف پلیمریزه می شوند و مراکز اتصال گونه آرایی شده (tailor-made) در ماتریکس پلیمر مصنوعی ایجاد می شود که اصطلاحا نقش دار کردن یا قالب زدن مولکولی گفته می شود. تحقیقات اخیر در زمینه تکنیک mi استفاده از ...

2015
Chenjia Li Meng Lv Jialin Zuo Xintang Huang

Response of highly sensitive SnO2 semiconductor carbon monoxide (CO) gas sensors based on target gas CO quasi-molecular-imprinting mechanism design is investigated with gas concentrations varied from 50 to 3000 ppm. SnO2 nanoparticles prepared via hydrothermal method and gas sensor film devices SC (exposed to the target gas CO for 12 h after the suspension coating of SnO2 film to be fully dried...

2011
Giuseppe Vasapollo Roberta Del Sole Lucia Mergola Maria Rosaria Lazzoi Anna Scardino Sonia Scorrano Giuseppe Mele

Molecular Imprinting Technology (MIT) is a technique to design artificial receptors with a predetermined selectivity and specificity for a given analyte, which can be used as ideal materials in various application fields. Molecularly Imprinted Polymers (MIPs), the polymeric matrices obtained using the imprinting technology, are robust molecular recognition elements able to mimic natural recogni...

2013
Qiliang Deng Jianhua Wu Xiaorui Zhai Guozhen Fang Shuo Wang

A fluorescent molecularly imprinted nanosensor was obtained by grafting imprinted polymer onto the surface of multi-wall carbon nanotubes and post-imprinting treatment with fluorescein isothiocyanate (FITC). The fluorescence of lysozyme-imprinted polymer (Lys-MIP) was quenched more strongly by Lys than that of nonimprinted polymer (NIP), which indicated that the Lys-MIP could recognize Lys. The...

Journal: :Actas urologicas espanolas 2008
G C Vasco A M Gil Villa C Piedrahita Ochoa W Cardona Maya A Cadavid Jaramillo

OBJECTIVE Genomic imprinting is the epigenetic change that occurred differentially in the specific genes in spermatozoa and oocyte according to their paternal or maternal origin, thus allowing a monoallelic expression. This review is a critical analysis of the published information relating to the role of the male imprinting on the successful reproduction. METHODS We performed a literature se...

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