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Sequentially Controlled Recognition of Different Proteins Using Programmable Protein Imprinted Nanospheres.
Mingqi Wang1, Shixin Fa1, Guoxian Zhang1
1Key Laboratory of Special Functional and Smart Polymer Materials of Ministry of Industry and Information Technology, School of Chemistry and Chemical Engineering, Northwestern Polytechnical University, Xi'an, 710072, P. R. China.
Small (Weinheim an Der Bergstrasse, Germany)
|July 30, 2023
Summary
This study introduces novel, programmable nanospheres for selective protein separation. These reusable materials offer dynamic control over adsorption and release, advancing applications in blood purification and diagnostics.
Area of Science:
- Materials Science
- Biotechnology
- Chemical Engineering
Background:
- Traditional protein imprinted materials lack programmability due to irreversible crosslinking.
- Achieving selective separation of multiple proteins with a single material is challenging.
Purpose of the Study:
- To develop a novel, programmable nanosphere for dynamic and selective protein adsorption and separation.
- To enable sequential separation of different proteins using a single, recyclable material.
Main Methods:
- Design of temperature- and pH-responsive nanospheres (MS@PTL-g-PNIPAM) with dynamic, reversible photo-crosslinking under UV light.
- Programming nanospheres for specific protein targets via reversible crosslinking.
- Controlled protein binding and release using responsive moieties.
Main Results:
- Demonstrated repeated programming of nanospheres for different target proteins.
- Achieved controlled rebinding and release of target proteins.
- Successfully separated different proteins sequentially from mixtures and bovine blood.
Conclusions:
- The developed nanospheres offer a programmable, recyclable platform for selective protein separation.
- This technology advances applications in blood purification, drug delivery, and virus detection.
- The material is resource-saving and time-saving, enhancing the utility of imprinted materials.
