共 5 条
In situ study of EDC/NHS immobilization on gold surface based on attenuated total reflection surface-enhanced infrared absorption spectroscopy (ATR-SEIRAS)
被引:37
|作者:
Tsai, Tien-Chun
[1
]
Liu, Chia-Wei
[1
,2
]
Wu, Yi-Chen
[1
]
Ondevilla, Neil Adrian P.
[1
]
Osawa, Masatoshi
[3
]
Chang, Hsien-Chang
[1
]
机构:
[1] Natl Cheng Kung Univ, Dept Biomed Engn, Tainan 70101, Taiwan
[2] Natl Cheng Kung Univ, Dept Engn Sci, Tainan 70101, Taiwan
[3] Hokkaido Univ, Catalysis Res Ctr, Sapporo, Hokkaido 0640806, Japan
关键词:
Surface-enhanced infrared absorption spectroscopy (SEIRAS);
Attenuated total reflection (ATR);
EDC/NHS;
ELECTROCHEMICAL IMMUNOSENSOR;
ELECTROLESS DEPOSITION;
ADSORBED PHOSPHATE;
MONOLAYERS;
MALEIMIDE;
BIOSENSOR;
D O I:
10.1016/j.colsurfb.2018.12.009
中图分类号:
Q6 [生物物理学];
学科分类号:
071011 ;
摘要:
In this study, the time-dependent reaction between 11-mercaptoundecanoic acid (11-MUA) and 1-Ethyl-3-(3-dimethylaminopropyl)carbodiimide/N-hydroxysuccinimide (EDC/NHS) is precisely characterized using surface enhanced infrared absorption spectroscopy (SEIRAS). According to the high correlation between the spectral results of SEIRAS and the electrochemical behavior, it strongly demonstrates that the EDC/NHS reaction would be obviously interfered by phosphate ions in the neutral pH condition (pH = 7.0).
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页码:300 / 305
页数:6
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