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Human Health Effects
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New insights into the toxic interactions of polyvinyl chloride microplastics with bovine serum albumin
Environmental Science and Pollution Research2020
25 citations
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Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Score: 40
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0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Fenghua Jiang,
Jinfeng Ding,
Jinfeng Ding,
Jinfeng Ding,
Jinfeng Ding,
Jinfeng Ding,
Yifan Zheng,
Chengjun Sun
Yifan Zheng,
Yifan Zheng,
Yifan Zheng,
Shuai Wang,
Fenghua Jiang,
Fenghua Jiang,
Chengjun Sun
Fenghua Jiang,
Peng Ju,
Peng Ju,
Jinfeng Ding,
Fenghua Jiang,
Jinfeng Ding,
Jinfeng Ding,
Fenghua Jiang,
Jinfeng Ding,
Jinfeng Ding,
Shuai Wang,
Chengjun Sun
Fenghua Jiang,
Peng Ju,
Chengjun Sun
Chengjun Sun
Fenghua Jiang,
Fenghua Jiang,
Shuai Wang,
Chengjun Sun
Yu Zhang,
Chengjun Sun
Chengjun Sun
Chengjun Sun
Jinfeng Ding,
Chengjun Sun
Fenghua Jiang,
Yifan Zheng,
Jinfeng Ding,
Chengjun Sun
Chengjun Sun
Jinfeng Ding,
Chengjun Sun
Yifan Zheng,
Chengjun Sun
Chengjun Sun
Chengjun Sun
Jinfeng Ding,
Yifan Zheng,
Chengjun Sun
Yifan Zheng,
Peng Ju,
Yifan Zheng,
Peng Ju,
Jinfeng Ding,
Yu Zhang,
Fenghua Jiang,
Yu Zhang,
Fenghua Jiang,
Yifan Zheng,
Yu Zhang,
Jinfeng Ding,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Yu Zhang,
Chengjun Sun
Fenghua Jiang,
Jinfeng Ding,
Chengjun Sun
Chengjun Sun
Fenghua Jiang,
Jinfeng Ding,
Jinfeng Ding,
Jinfeng Ding,
Jinfeng Ding,
Yu Zhang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Chengjun Sun
Chengjun Sun
Chengjun Sun
Chengjun Sun
Chengjun Sun
Chengjun Sun
Peng Ju,
Peng Ju,
Shuai Wang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Yu Zhang,
Jinfeng Ding,
Peng Ju,
Peng Ju,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Chengjun Sun
Chengjun Sun
Chengjun Sun
Chengjun Sun
Chengjun Sun
Peng Ju,
Chengjun Sun
Chengjun Sun
Peng Ju,
Peng Ju,
Yifan Zheng,
Chengjun Sun
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Fenghua Jiang,
Chengjun Sun
Chengjun Sun
Yu Zhang,
Peng Ju,
Chengjun Sun
Chengjun Sun
Fenghua Jiang,
Peng Ju,
Fenghua Jiang,
Fenghua Jiang,
Chengjun Sun
Fenghua Jiang,
Fenghua Jiang,
Chengjun Sun
Fenghua Jiang,
Chengjun Sun
Summary
Researchers investigated the binding interaction between polyvinyl chloride microplastics and bovine serum albumin using multiple spectroscopic techniques, finding that PVC MPs bind to BSA through hydrophobic interactions and alter the protein's secondary structure, suggesting potential implications for protein function in biological systems.
The binding interaction between emerging pollutant polyvinyl chloride microplastics (PVC MPs) and bovine serum albumin (BSA) was studied by fluorescence spectroscopy, resonance scattering spectroscopy (RLS), UV-visible (UV-vis) absorption spectroscopy, circular dichroism (CD), and Fourier transform infrared (FT-IR) spectroscopy under simulative physiological conditions. Fluorescence results revealed that the fluorescence quenching of BSA induced by PVC MPs was originated from the formation of BSA-PVC complex in static quenching mode. According to Stern-Volmer equation, the binding constants (K) between PVC MPs and BSA at different temperatures were obtained, and the number of binding sites was 1.62. The thermodynamic parameters, enthalpy change (ΔH), entropy change (ΔS), and free energy change (ΔG) were calculated to be - 41.77 kJ mol, 43.17 J mol K, and - 54.63 kJ mol via Van't Hoff equation, indicating electrostatic interaction played a key role in the formation of BSA-PVC complex spontaneously. In addition, the alterations of microenvironment and secondary structure in BSA induced by PVC MPs were further confirmed by synchronous fluorescence spectra, UV-vis, FT-IR, and CD. This work not only provides further information for better understanding the binding interaction of PVC MPs with BSA, but also elucidates the potential biological toxicity of MPs at a molecular level.