Application progress of magnetic molecularly imprinted polymer chemical sensors in the detection of biomarkers

The Analyst ◽  
2022 ◽  
Author(s):  
Ying Wang ◽  
Xiaomin Yang ◽  
Lin Pang ◽  
Pengfei Geng ◽  
Fang Mi ◽  
...  

Specific recognition and highly sensitive detection of biomarkers play an essential role in identifying, early diagnosis and prevention of many diseases. Magnetic molecularly imprinted polymers (MMIP) have been widely used...

RSC Advances ◽  
2016 ◽  
Vol 6 (60) ◽  
pp. 54702-54708 ◽  
Author(s):  
Mostafa Khajeh ◽  
Marzieh Sharifirad ◽  
Mousa Bohlooli ◽  
Mansour Ghaffari-Moghaddam

In this study, an efficient and sensitive magnetic molecularly imprinted polymer–silver nanoparticle (MMIPS) system was successfully synthesized.


2018 ◽  
Vol 42 (19) ◽  
pp. 16144-16153 ◽  
Author(s):  
Arash Asfaram ◽  
Maryam Arabi ◽  
Abbas Ostovan ◽  
Hossein Sadeghi ◽  
Mehrorang Ghaedi

In the present study, a D-μ-SPE clean-up method was established for the analysis of quercetin in extracts of plants and food samples using a magnetic molecularly imprinted polymer as the sorbent by HPLC-UV detection.


RSC Advances ◽  
2015 ◽  
Vol 5 (89) ◽  
pp. 73268-73278 ◽  
Author(s):  
Jaber Javidi ◽  
Mohsen Esmaeilpour ◽  
Mehdi Rajabnia Khansari

In this article, a magnetic molecularly imprinted polymer (MMIPs) based on Fe3O4@SiO2 has been synthesized for simply extraction of clozapine (CLZ) from human serum.


2017 ◽  
Vol 53 (86) ◽  
pp. 11755-11758 ◽  
Author(s):  
Yunlong Dai ◽  
Xianwen Kan

A selective and sensitive detection of non-electroactive and electroactive molecules has been achieved on a dual-template imprinted electrochemical sensor. And the proposed dual-signal strategy can be used for highly sensitive detection of electroactive analytes.


Polymers ◽  
2022 ◽  
Vol 14 (1) ◽  
pp. 175
Author(s):  
Jiawei Li ◽  
Xinji Zhou ◽  
Yu Yan ◽  
Dianling Shen ◽  
Danqing Lu ◽  
...  

Gallic acid is widely used in the field of food and medicine due to its diversified bioactivities. The extraction method with higher specificity and efficiency is the key to separate and purify gallic acid from complex biological matrix. Herein, using self-made core-shell magnetic molecularly imprinted polymers (MMIP) with gallic acid as template, a hollow magnetic molecularly imprinted polymer (HMMIP) with double imprinting/adsorption surfaces was prepared by etching the mesoporous silica intermediate layer of MMIP. The characterization and adsorption research showed that the HMMIP had larger specific surface area, higher magnetic response strength and a more stable structure, and the selectivity and saturated adsorption capacity (2.815 mmol/g at 318 K) of gallic acid on HMMIP were better than those of MMIP. Thus, in addition to MMIP, the improved HMMIP had excellent separation and purification ability to selectively extract gallic acid from complex matrix with higher specificity and efficiency.


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