摘要
Polyelectrolyte PTPEPyH, containing tetraphenylethene (TPE) and pyridinium, was synthesized. Its optical properties were investigated with spectroscopies and the results showed that there were two emission-enhanced stages in the interaction between positive-charged PTPEPyH and negative-charged biomacromolecule heparin. The mechanism was very different due to the reduced non-radiative energy loss and the change of surroundings. The polyelectrolyte PTPEPyH, compared with ChS and HA, also showed high selectivity for heparin in the buffer solution and could be used as a potential bio-probe for heparin quantification in the clinical full range.
源语言 | 英语 |
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页(从-至) | 1239-1246 |
页数 | 8 |
期刊 | Science China Chemistry |
卷 | 56 |
期 | 9 |
DOI | |
出版状态 | 已出版 - 9月 2013 |
指纹
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Chen, D., Shi, J., Wu, Y., Tong, B., Zhi, J., & Dong, Y. (2013). An AIEE polyelectrolyte as a light-up fluorescent probe for heparin sensing in full detection range. Science China Chemistry, 56(9), 1239-1246. https://doi.org/10.1007/s11426-013-4915-8