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Conjugated polymer-based fluorescence turn-on sensor for nitric oxide
被引:103
|作者:
Smith, RC
[1
]
Tennyson, AG
[1
]
Lim, MH
[1
]
Lippard, SJ
[1
]
机构:
[1] MIT, Dept Chem, Cambridge, MA 02139 USA
关键词:
D O I:
10.1021/ol0513903
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
A turn-on fluorescent sensor for NO (g) in solution was synthesized using a bipyridyl-substituted poly(p-phenylene vinylene) derivative (CP1) as the sensory scaffold. The action of NO (g) upon the CP1-Cu(II) complex reduces it to the CP1-Cu(l) complex with a concomitant 2.8-fold increase in emission intensity. The reagent is selective for NO (g) versus other biological reactive nitrogen species, except for nitroxyl, and has a detection sensitivity limit of 6.3 nM.
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页码:3573 / 3575
页数:3
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