Publications

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Book

2020

1.Enzyme Transducers and Evolutions of Enzymatic Technology―Enzyme Sensors, Bio Batteries and Novel Enzymatic Approaches (Food, Medicine, Restoring) ―

Kenta Iitani, Takahiro Arakawa, Koji Toma, Kohji Mitsubayashi

Enzyme Transducers and Evolutions of Enzymatic Technology―Enzyme Sensors, Bio Batteries and Novel Enzymatic Approaches (Food, Medicine, Restoring) ― Book Chapter

Chapter 3, pp. 23–35, CMC Publishing, 2020, ISBN: 978-4-7813-1488-4.

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Journal Article

2020

13.Skin ethanol gas measurement system with a biochemical gas sensor and gas concentrator toward monitoring of blood volatile compounds

Takahiro Arakawa, Takashi Aota, Kenta Iitani, Koji Toma, Yasuhiko Iwasaki, Kohji Mitsubayashi

Skin ethanol gas measurement system with a biochemical gas sensor and gas concentrator toward monitoring of blood volatile compounds Journal Article

Talanta, 219 , pp. 121187, 2020.

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12.Evaluation for regional difference of skin-gas ethanol and sweat rate using alcohol dehydrogenase-mediated fluorometric gas-imaging system (sniff-cam)

Kenta Iitani, Munire Naisierding, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi

Evaluation for regional difference of skin-gas ethanol and sweat rate using alcohol dehydrogenase-mediated fluorometric gas-imaging system (sniff-cam) Journal Article

Analyst, 145 (8), pp. 2915–2924, 2020, (This paper is selected for the cover.).

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11.Transcutaneous Blood VOC Imaging System (Skin-Gas Cam) with Real-Time Bio-Fluorometric Device on Rounded Skin Surface

Kenta Iitani, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi

Transcutaneous Blood VOC Imaging System (Skin-Gas Cam) with Real-Time Bio-Fluorometric Device on Rounded Skin Surface Journal Article

ACS Sensors, 5 (2), pp. 338–345, 2020, (This paper is selected for the journal cover. Picked up in News outlets.).

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2019

10.Ultrasensitive Sniff-Cam for Biofluorometric-Imaging of Breath Ethanol Caused by Metabolism of Intestinal Flora

Kenta Iitani, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi

Ultrasensitive Sniff-Cam for Biofluorometric-Imaging of Breath Ethanol Caused by Metabolism of Intestinal Flora Journal Article

Analytical Chemistry, 91 (15), pp. 9458–9465, 2019, (This paper introduced in the ACS PressPac.).

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9.Switchable sniff-cam (gas-imaging system) based on redox reactions of alcohol dehydrogenase for ethanol and acetaldehyde in exhaled breath

Kenta Iitani, Yuuki Hayakawa, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi

Switchable sniff-cam (gas-imaging system) based on redox reactions of alcohol dehydrogenase for ethanol and acetaldehyde in exhaled breath Journal Article

Talanta, 197 , pp. 249–256, 2019.

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8.

Takahiro Arakawa, Takuma Suzuki, Masato Suzuki, Kenta Iitani, Po-Jen Chien, Ming Ye, Koji Toma, Yasuhiko Iwasaki, Kohji Mitsubayashi

Real-time monitoring of skin ethanol gas by a high-sensitivity gas phase biosensor (bio-sniffer) for the non-invasive evaluation of volatile blood compounds Journal Article

Biosensors and Bioelectronics, 129 , pp. 245–253, 2019.

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2018

7.Fiber-Optic Bio-sniffer (Biochemical Gas Sensor) Using Reverse Reaction of Alcohol Dehydrogenase for Exhaled Acetaldehyde

Kenta Iitani, Po-Jen Chien, Takuma Suzuki, Koji Toma, Takahiro Arakawa, Yasuhiko Iwasaki, Kohji Mitsubayashi

Fiber-Optic Bio-sniffer (Biochemical Gas Sensor) Using Reverse Reaction of Alcohol Dehydrogenase for Exhaled Acetaldehyde Journal Article

ACS Sensors, 3 (2), pp. 425–431, 2018.

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6.Fluorometric Sniff-Cam (Gas-Imaging System) Utilizing Alcohol Dehydrogenase for Imaging Concentration Distribution of Acetaldehyde in Breath and Transdermal Vapor after Drinking

Kenta Iitani, Toshiyuki Sato, Munire Naisierding, Yuuki Hayakawa, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi

Fluorometric Sniff-Cam (Gas-Imaging System) Utilizing Alcohol Dehydrogenase for Imaging Concentration Distribution of Acetaldehyde in Breath and Transdermal Vapor after Drinking Journal Article

Analytical Chemistry, 90 (4), pp. 2678–2685, 2018.

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2017

5.Improved Sensitivity of Acetaldehyde Biosensor by Detecting ADH Reverse Reaction-Mediated NADH Fluoro-Quenching for Wine Evaluation

Kenta Iitani, Po-Jen Chien, Takuma Suzuki, Koji Toma, Takahiro Arakawa, Yasuhiko Iwasaki, Kohji Mitsubayashi

Improved Sensitivity of Acetaldehyde Biosensor by Detecting ADH Reverse Reaction-Mediated NADH Fluoro-Quenching for Wine Evaluation Journal Article

ACS Sensors, 2 (7), pp. 940–946, 2017, (This paper introduced in the ACS PressPac.).

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4.Fluorometric gas-imaging system (sniff-cam), using the extinction of NADH with an ADH reverse reaction, for acetaldehyde in the gas phase

Kenta Iitani, Toshiyuki Sato, Munire Naisierding, Yuuki Hayakawa, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi

Fluorometric gas-imaging system (sniff-cam), using the extinction of NADH with an ADH reverse reaction, for acetaldehyde in the gas phase Journal Article

Analyst, 142 (20), pp. 3830–3836, 2017.

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3.Fluorometric Biosniffer Camera “Sniff-Cam” for Direct Imaging of Gaseous Ethanol in Breath and Transdermal Vapor

Takahiro Arakawa, Toshiyuki Sato, Kenta Iitani, Koji Toma, Kohji Mitsubayashi

Fluorometric Biosniffer Camera “Sniff-Cam” for Direct Imaging of Gaseous Ethanol in Breath and Transdermal Vapor Journal Article

Analytical Chemistry, 89 (8), pp. 4495–4501, 2017.

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2015

2.A sniffer-camera for imaging of ethanol vaporization from wine: the effect of wine glass shape

Takahiro Arakawa, Kenta Iitani, Xin Wang, Takumi Kajiro, Koji Toma, Kazuyoshi Yano, Kohji Mitsubayashi

A sniffer-camera for imaging of ethanol vaporization from wine: the effect of wine glass shape Journal Article

Analyst, 140 (8), pp. 2881–2886, 2015, (This paper introduced in Chemistry World, CNN, Scientific American, National Geographic, and etc.).

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2014

1.

Kenta Iitani, Toshiyuki Sato, Xin Wang, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi

“Sniffer-camera” using enzyme reaction for visualization of transpired ethanol from palm skin Journal Article

Journal of Advanced Science, 26 (3+4), pp. 20–22, 2014, (Letter).

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