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首页> 外文期刊>ACS Omega >Macromolecular Probe Based on a NiII/TbIII Coordination Polymer for Sensitive Recognition of Human Serum Albumin (HSA) and MnO4–
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Macromolecular Probe Based on a NiII/TbIII Coordination Polymer for Sensitive Recognition of Human Serum Albumin (HSA) and MnO4–

机译:基于NiII / TbIII配位聚合物的大分子探针,用于敏感识别人血清白蛋白(HSA)和MnO4–

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Reported here are the design and fluorescence characters of a NiII/TbIII polymer, [Tb2Ni3(HCAM)6(H2O)12]n (1) (H3CAM = chelidamic acid). Under physiological conditions, the binding of biocompatible water soluble 1 to human serum albumin (HSA) was studied by spectroscopy techniques, which revealed that 1 could inherent the fluorescent light of HSA in a static quencher course and change the HSA second-level structure. The marked enhancement in 1 and its fluorescence intensity provide conclusive evidence that 1 can play the role of a “turn-on” sensor for recognition and detection of HSA in other biological interferents with a Ksv value of 7.68 × 104 M–1 and a detection limit of 0.14 μM. Luminescence experiments show that 1 has high selectivity and sensitivity to MnO4– in other anions. Its quenching efficiency (Ksv) is 5.54 × 103 M–1, and the detection limit is 0.29 μM.
机译:此处报道的是NiII / TbIII聚合物[Tb2Ni3(HCAM)6(H2O)12] n(1)(H3CAM =氯胺酸)的设计和荧光特性。在生理条件下,通过光谱技术研究了生物相容性水溶性1与人血清白蛋白(HSA)的结合,结果表明1可以在静态淬灭过程中固有地存在HSA的荧光并改变HSA二级结构。 1的显着增强及其荧光强度提供了确凿的证据,表明1可以起到“开启”传感器的作用,以识别和检测其他生物干扰物中的HSA,其Ksv值为7.68×104 M-1,并进行检测极限为0.14μM。发光实验表明1在其他阴离子中对MnO4-具有很高的选择性和敏感性。其淬灭效率(Ksv)为5.54×103 M–1,检出限为0.29μM。

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