A high-performance amperometric sensor based on a monodisperse Pt–Au bimetallic nanoporous electrode for determination of hydrogen peroxide released from living cells

2020 ◽  
Vol 187 (9) ◽  
Author(s):  
Yu Zhong ◽  
Meng-Meng Liu ◽  
Yao Chen ◽  
Yuan-Jie Yang ◽  
Li-Na Wu ◽  
...  
2016 ◽  
Vol 184 (2) ◽  
pp. 603-610 ◽  
Author(s):  
Man Li ◽  
Hongfang Gao ◽  
Xiaofei Wang ◽  
Yufeng Wang ◽  
Honglan Qi ◽  
...  

Ionics ◽  
2010 ◽  
Vol 16 (6) ◽  
pp. 523-527 ◽  
Author(s):  
Jianfeng Ping ◽  
Xiuling Mao ◽  
Kai Fan ◽  
Dongyang Li ◽  
Shiping Ru ◽  
...  

2018 ◽  
Vol 42 (6) ◽  
pp. 1755-1767
Author(s):  
Mutlu SÖNMEZ ÇELEBİ ◽  
Kübra ÖZTÜRK ◽  
Mehmet DUMANGÖZ ◽  
Filiz KURALAY

2019 ◽  
Vol 12 ◽  
pp. 117864691983455
Author(s):  
Motomasa Atsumi ◽  
Ken-ichi Mawatari ◽  
Akari Morooka ◽  
Makoto Yasuda ◽  
Tomoko Fukuuchi ◽  
...  

A high-performance liquid chromatography (HPLC) system has been developed for the fluorometric determination of kynurenine (KYN) and kynurenic acid (KYNA) in human serum using a mobile phase containing 18-crown-6. A retention time of KYNA was adjusted with pH of phosphate buffer in 18-crown-6. KYN and KYNA were separated on a CAPCELLPAK C18 (250 × 4.6 mm i.d.). The mobile phase consisted of 35 mmol/L phosphate buffer (pH 8.0)/methanol (85/15, v/v) containing 35 mmol/L hydrogen peroxide and 10 mmol/L 18-crown-6. The retention times of KYN and KYNA were 18and 24 minutes, respectively. The calibration graphs of KYN and KYNA were linear over the range 180 to 2900 and 1 to 84 nmol/L by injecting a 50-μL volume of KYN and KYNA, respectively. Pretreatment of serum was achieved by deproteinization only. The mean recoveries of KYN and KYNA from serum were more than 97%.


2019 ◽  
Vol 283 ◽  
pp. 431-436 ◽  
Author(s):  
Anastasia S. Ivanova ◽  
Anna D. Merkuleva ◽  
Sergey V. Andreev ◽  
Konstantin A. Sakharov

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