Design of Chemical Shift-Switching 19F Magnetic Resonance Imaging Probe for Specific Detection of Human Monoamine Oxidase A
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Yamaguchi, Koya
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Kyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, JapanKyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
Yamaguchi, Koya
[1
]
Ueki, Ryosuke
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Kyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, JapanKyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
Ueki, Ryosuke
[1
]
Nonaka, Hiroshi
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Kyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, JapanKyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
Nonaka, Hiroshi
[1
]
Sugihara, Fuminori
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Kyoto Univ, Grad Sch Informat, Dept Syst Sci, Sakyo Ku, Kyoto 6068501, JapanKyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
Sugihara, Fuminori
[2
]
Matsuda, Tetsuya
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Kyoto Univ, Grad Sch Informat, Dept Syst Sci, Sakyo Ku, Kyoto 6068501, JapanKyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
Matsuda, Tetsuya
[2
]
Sando, Shinsuke
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Kyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
Japan Sci & Technol Agcy, PRESTO, Kawaguchi, Saitama 3320012, JapanKyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
Sando, Shinsuke
[1
,3
]
机构:
[1] Kyushu Univ, INAMORI Frontier Res Ctr, Nishi Ku, Fukuoka 8190395, Japan
[2] Kyoto Univ, Grad Sch Informat, Dept Syst Sci, Sakyo Ku, Kyoto 6068501, Japan
[3] Japan Sci & Technol Agcy, PRESTO, Kawaguchi, Saitama 3320012, Japan
Monoamine inclose (MAO) A is a flavoenzyme that catalyzes the oxidation of biologically important monoamines and is thought to be associated with psychiatric disorders. Here, we report a strategy for rationally designing a F-19 magnetic resonance imaging probe for the specific detection of human MAO-A (hMAO-A) activity. Our designed F-19 probe was oxidized expeditiously by hMAO-A to produce 2-fluoro-4-nitrophenol via a spontaneous beta-elimination mechanism. Concomitant with the structural change of the probe to the product, the F-19 chemical shift changed by 4.2 ppm, which was enough to visualize the probe and enzymatic product separately. Importantly, our probe achieved excellent discrimination of hMAO-A from its isoform hMAO-B.
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页码:14208 / 14211
页数:4
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[1]
Albers AE, 2007, CHEM COMMUN, P4647, DOI 10.1039/b713190a