王鲲鹏

副教授

副教授 硕士生导师

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学历:博士研究生

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Coumarin-cyanine hybrid: A ratiometric fluorescent probe for accurate detection of peroxynitrite in mitochondria

发布时间:2023-10-19 点击次数:

关键字:IN-VIVO; SELECTIVE DETECTION; GLUTATHIONE; INFLAMMATION; MECHANISMS; APOPTOSIS; DISEASES
摘要:There is an urgent need to develop highly sensitive and selective fluorescence probes for ONOO- in mitochondria. Herein, we reported a ratiometric fluorescent probe COUS with coumarin-cyanine hybrid as fluorophore and C = C bonds as reaction sites of ONOO- . The probe COUS was sensitive and selective to ONOO-, and had a large fluorescence emission shift (239 nm) as well as a low detection limit (41.88 nM). Moreover, COUS showed the mitochondrial targeting ability, and the targeting moiety could dissociate from the probe when reacting with ONOO-, which enabled COUS to accurately detect ONOO- in mitochondria.
卷号:292
期号:
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