Geng Zhang , Kenta Ichikawa , Kenta Iitani , Koji Toma , Kohji Mitsubayashi: High-sensitivity isopropanol Biomeasurement using enzyme cycling reactions Talanta. 2026.04; 300 (1): 129236.
Hidekazu Matsumoto, Kenta Iitani, Kohji Mitsubayashi, Keiji Moriyama: Real-Time Continuous Tongue Pressure Measurement With Mouthguard- Type Pressure- Sensing Device Orthodontics & Craniofacial Research. 2025.09; 1-6.
Ichikawa K, Iitani K, Zhao Y, Toma K, Arakawa T, Mitsubayashi K: A Mouthguard-type Biosensor for Direct Measurement of Glucose Intake in Drinks Sensors and Materials . 2025.04; 37 1569-1578.
Aoyagi R, Arakawa T, Iitani K, Mitsubayashi K, Sekine Y, Kaifuku Y: Development of dynamic gas generation system for ultratrace amounts of acetone at parts-per-trillion levels with low temperature permeation method Discover Applied Sciences. 2025.04; 7 (298):
Iitani K, Miura R, Jim J, Ishida R, Ichikawa K, Toma K, Arakawa T, Mitsubayashi K: Tandem Imaging of Breath Ethanol and Acetaldehyde Based on Multiwavelength Enzymatic Biofluorometry ACS Sensors. 2024.12; 9 (12): 6741-6749.
Iitani K, Ishizuki N, Matsuhashi Y, Yokota K, Ichikawa K, Toma K, Arakawa T, Iwasaki Y, Mitsubayashi K: Biofluorometric Acetone Gas Sensor of Sub-ppbv Level Sensitivity Analytical Chemistry. 2024.12; 96 (51): 20197-20203.
Zhang G, Ichikawa K, Iitani K, Iwasaki Y, Mitsubayashi K: A handheld biofluorometric system for acetone detection in exhaled breath condensates Analyst. 2024.12; 150 505-512.
Zhang G, Ichikawa K, Iitani K, Iwasaki Y, Mitsubayashi K: Headset biofluorometric system for acetone vapor from the ear canal Sensors and Actuators: B. Chemical. 2024.12; 427 137220.
Taguchi Y, Toma K, Iitani K, Arakawa T, Iwasaki Y, Mitsubayashi K: Long-range surface plasmon hydrogel aptasensor for sensitive, selective, and continuous measurement of vancomycin Sensors and Actuators: B. Chemical. 2024.08; 413 135882.
Kenta Iitani, Mika Suzuki, Kenta Ichikawa, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi: Image Sensing of Gaseous Acetone Using Secondary Alcohol Dehydrogenase-Immobilized Mesh for Exhaled Air Analytical Chemistry. 2024.07; 96 (28): 11549-11556.
Nagasawa M, Onuki M, Imoto N, Tanaka K, Tanaka R, Kawada M, Imoto K, Iitani K, Tsuchido Y, Takeda N: Fabrication of 3D engineered intestinal tissue producing abundant mucus by air–liquid interface culture using paper-based dual-layer scaffold Biofabrication. 2024.06; 16 (3): 035029.
Kenta Iitani, Kenta Ichikawa, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi: Biofluorometric Gas-Imaging System for Evaluating the Ripening Stages of “La France” Pear Based on Ethanol Vapor Emitted via the Epicarp ACS Sensors. 2024.06;
Kenta Ichikawa, Kenta Iitani, Gentaro Kawase, Koji Toma, Takahiro Arakawa, Dzung Viet Dao, Kohji Mitsubayashi: Real-time salivary turbidity measurement with a mouthguard-type wearable sensor Sensors and Actuators A: Physical. 2024.06; 376 115660.
Taguchi Y, Toma K, Iitani K, Arakawa T, Iwasaki Y, Mitsubayashi K: In Vitro Performance of a Long-Range Surface Plasmon Hydrogel Aptasensor for Continuous and Real-Time Vancomycin Measurement in Human Serum ACS Applied Materials & Interfaces. 2024.05; 16 (22): 28162-28171.
Kenta Ichikawa, Kenta Iitani, Gentaro Kawase, Koji Toma, Takahiro Arakawa, Dzung Viet Dao, and Kohji Mitsubayashi: Mouthguard-Type Wearable Sensor for Monitoring Salivary Trudbidity to Assess Oral Hygiene Sensors. 2024.02; 24 1436. ( DOI )
Geng Zhang, Yuki Maeno, Kenta Iitani, Takahiro Arakawa, Yasuhiko Iwasaki, Koji Toma, and Kohji Mitsubayashi: Enhanced sensitivity of a fluorometric biosensor for alcohol metabolites with an enzymatic cycling reaction Sensors and Actuators: B. Chemical. 2023.11; 401 135031. ( DOI )
Mizuki Sato, Tatsuya Kamiyama, Kenta Iitani, Kazuyoshi Yano, Kohji Mitsubayashi, and Takahiro Arakawa: Wearable Biosensor Utilizing Chitosan Biopolymer for Uric Acid Monitoring Journal of Robotics and Mechatronics. 2023.10; 35 (5): 1131-1134. ( DOI )
Kenta Iitani, Hidehisa Mori, Kenta Ichikawa, Koji Toma, Takahiro Arakawa, Yasuhiko Iwasaki, Kohiji Mitsubayashi: Gas-Phase Biosensors (Bio-Sniffers) for Measurement of 2-Nonenal, the Causative Volatile Molecule of Human Aging-Related Body Odor Sensors. 2023.06; 23 (13): 5857. ( DOI )
Hidekazu Matsumoto, Keisuke Tomoto, Gentaro Kawase, Kenta Iitani, Koji Toma, Takahiro Arakawa, Kohiji Mitsubayashi, Keiji Moriyama: Real-time Continuous Monitoring of Oral Soft Tissue Pressure with a Wireless Mouthguard Device for Assessing Tongue Thursting Habits Sensors. 2023.05; 23 (11): 5027. ( DOI )
Kenta Iitani, Kanako Kishima, Yuka Kasuga, Kumi Yokota, Hiroki Nitta, Kohki Onchi, Gentaro Kawase, Kouta Umezawa, Koji Toma, Takahiro Arakawa, Dzung Viet Dao, Kohji Mitsubayashi: Wireless Unconstrained Monitoring of Intra-oral Temperature Using Thermistor and Telemeter Sealed in Mouthguard Sensors and Materials. 2023.04; 35 (4): 1315-1325. ( DOI )
Koji Toma, Yui Satomura, Kenta Iitani, Takahiro Arakawa, Kohji Mitsubayashi: Long-range surface plasmon aptasensor for label-free monitoring of vancomycin Biosensors and Bioelectronics. 2023.02; 222 114959. ( DOI )
Koji Toma, Koki Oishi, Kenta Iitani, Arakawa Takahiro, Kohji Mitsubayashi: Surface plasmon-enhanced fluorescence immunosensor for monitoring cardiac troponin I Sensors and Actuators B: Chemical. 2022.10; 368 132132. ( DOI )
Kenta Iitani, Misa Nakaya, Tsubomi Tomono, Koji Toma, Takahiro Arakawa, Yuji Tsuchido, Kohji Mitsubayashi, Naoya Takeda: Enzyme-embedded electrospun fiber sensor of hydrophilic polymer for fluorometric ethanol gas imaging in vapor phase Biosensors and Bioelectronics. 2022.10; 213 114453. ( DOI )
Kohji Mitsubayashi, Koji Toma, Kenta Iitani, Takahiro Arakawa: Gas-phase biosensors: a review Sensors and Actuators B: Chemical. 2022.09; 367 132053. ( DOI )
Takahiro Arakawa, Riki Ishikawa, Kenta Iitani, Koji Toma, Yasuhiko Iwasaki, Kohji Mitsubayashi: Headset bio-sniffer with wireless CMOS camera for percutaneous ethanol vapor from the ear canal Biosensors and Bioelectronics:X. 2022.09; 11 100169. ( DOI )
Iitani K, Tyson J, Rao S, Ramamurthy SS, Ge X, Rao G: What do masks mask? A study on transdermal CO2 monitoring Medical Engineering & Physics. 2021.12; 98 50-56. ( PubMed , DOI )
Iitani K, Ramamurthy SS, Ge X, Rao G: Transdermal sensing: in-situ non-invasive techniques for monitoring of human biochemical status Current Opinion in Biotechnology. 2021.10; 71 198-205. ( DOI )
Arakawa T, Mizukoshi N, Iitani K, Toma K, Mitsubayashi K: A Bio-Fluorometric Acetone Gas Imaging System for the Dynamic Analysis of Lipid Metabolism in Human Breath Chemosensors. 2021.09; 9 (9): 258. ( DOI )
Toma K, Iwasaki K, Zhang G, Iitani K, Arakawa T, Iwasaki Y, Mitsubayashi K: Biochemical Methanol Gas Sensor (MeOH Bio-Sniffer) for Non-Invasive Assessment of Intestinal Flora from Breath Methanol. Sensors (Basel, Switzerland). 2021.07; 21 (14): ( PubMed , DOI )
飯谷 健太、當麻 浩司、荒川 貴博、三林 浩二: 非侵襲生体計測のための気相用バイオセンサシステム Chemical Sensors. 2021.01; 37 (1): 2-10.
Takahiro Arakawa, Takashi Aota, Kenta Iitani, Koji Toma, Iwasaki Y, Kohji Mitsubayash: Skin ethanol gas measurement system with a biochemical gas sensor and gas concentrator toward monitoring of blood volatile compounds Talanta. 2020.05; 115 887-895. ( DOI )
Iitani Kenta, Naisierding Munire, Toma Koji, Arakawa Takahiro, Mitsubayashi Kohji: Evaluation for regional difference of skin-gas ethanol and sweat rate using alcohol dehydrogenase-mediated fluorometric gas-imaging system (sniff-cam) ANALYST. 2020.04; 145 (8): 2915-2924. ( DOI )
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) Analyst. 2020.03; 145 2915-2924.
Iitani Kenta, Toma Koji, Arakawa Takahiro, Mitsubayashi Kohji: Transcutaneous Blood VOC Imaging System (Skin-Gas Cam) with Real-Time Bio-Fluorometric Device on Rounded Skin Surface ACS SENSORS. 2020.02; 5 (2): 338-345. ( DOI )
Iitani K, Toma K, Arakawa T, Mitsubayashi K: Ultrasensitive sniff-cam for biofluorometric-imaging of breath ethanol caused by metabolism of intestinal flora Analytical Chemistry. 2019.08; 91 (15): 9458-9465. ( PubMed , DOI )
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. Talanta. 2019.05; 197 249-256. ( PubMed , DOI )
Takahiro Arakawa, Takuma Suzuki, Masato Tsujii, 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. Biosens Bioelectron. 2019.03; 129 245-253. ( PubMed , DOI )
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 Analytical Chemistry. 2018.12; 90 (4): 2678-2685. ( DOI )
Kenta Iitani, Po-Jen Chien, Takuma Suzuki, Koji Toma, Takahiro Arakawa, Yasuhiko Iwasaki, Kohji Mitsubayashi: Fiber-optic bio-sniffer (biochemical gas sensor) using ADH reverse reaction for exhaled acetaldehyde ACS Sensors. 2018.01; 3 (2): 425-431. ( DOI )
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. Analyst. 2017.07; ( PubMed , DOI )
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 ACS Sensors. 2017.07; 2 (7): 940-946. ( PubMed , DOI )
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 Analytical Chemistry. 2017.04; 89 (8): 4495-4501. ( PubMed , DOI )
Takahiro Arakawa, Kenta Iitani, Toshiyuki Sato, Koji Toma, Kohji Mitsubayashi: Ethanol vapor imaging system “sniffer camera” for evaluation of alcohol metabolism from breath and palm skin gas Procedia Engineering. 2016.11; 168 522-528. ( DOI )
三林 浩二 , 市川 健太 , 飯谷 健太: 口腔情報の無拘束計測のためマウスピース型デバイス ─口腔内in-situバイオ&光学計測および咬合力発電─ 日本歯科理工学会誌. 2026.01; 45 (1): 31-34.
飯谷 健太, 張 耿, 市川 健太, 三林 浩二: 経皮・果皮ガス成分の定量的イメージング 計測技術. 2025.12; 53 (13): 28-35.
飯谷 健太, 市川 健太, 張 耿, 三林浩二: ガス分子のバイオ動画像センシング技術および経皮ガス応用 月刊オプトロニクス. 2025.09; (2025.9):
當麻 浩司, 飯谷 健太, 荒川 貴博, 三林 浩二: 生体・環境モニタリングのための免疫センサ BUNSEKI KAGAKU. 2025.06; 74 (6): 243-248.
Hosomi Y, Ishizuki N, Ichikawa K, Iitani K, Mitsubayashi K: Evaluation of the accuracy of sub-ppb level acetone standard gas and highly sensitive acetone bio-sniffer by using gas chromatography-mass spectrometry Journal of Advanced Science. 2025.05; 37 37302-1-37302-3.
Inaba R, Mori H, Ichikawa K, Iitani K, Mitsubayashi K: Evaluation of enone reductase-based biofluorometric sensor for measurement of trans-2-nonenal Journal of Advanced Science. 2025.05; 37 37301-1-37301-3.
飯谷健太, 市川健太, 三林浩二: バイオ蛍光法を用いたガス成分のイメージング計測 人・植物などの内部化学情報の可視化評価 クリーンテクノロジー. 2025.01; 2025年1月号 66-71.
石田 遼太郎, ナセデン ムニラ, 市川 健太, 飯谷 健太, 三林 浩二: バイオ蛍光による経皮エタノールガス動画像化と手腕部位での応用評価 Journal of Advanced Science. 2024.04; 36 36301-1-36301-3.
竹田直也,土戸優志,飯谷健太,三林浩二: 酵素を内包して気相で機能する高分子ファイバーからなる生体ガスセンサの開発 Colloid & Interface Communications. 2024.03; 49 (1): 16-18.
飯谷 健太, 堀口 勇貴, 藤田 博之, 張 耿, 當麻 浩司, 三林 浩二: 代謝モニタリングのための生化学式蛍光ガスセンサの研究 化学とマイクロ・ナノシステム. 2023.10; 22 (2): 26-29.
Riki Shinohara, Yuuki Hayakawa, Kenta Iitani, and Kohji Mitsubayashi: Image-based parallel measurement of alcohol metabolism-related ethanol and acetaldehyde in exhaled air Journal of Advanced Sciences. 2023.09; 35 35301-1-35301-3. ( DOI )
飯谷 健太, 張 耿, 當麻 浩司, 荒川 貴博, 三林 浩二: 表面を機能化したバイオ蛍光デバイスによる皮膚ガス計測&イメージング 表面技術. 2022.09; 73 444-449.
飯谷健太, 鈴木美華, 當麻浩司, 荒川貴博, 三林浩二: バイオ蛍光式アセトンガス動画像化カメラのための酵素固定化メッシュの作製と評価 電気学会論文誌E(センサ・マイクロマシン部門誌). 2022.07; 142 (7): 166-167. ( DOI )
Gentaro Kawase, Takumi Oishi, Kenta Iitani, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi: Mouthguard type biosensor for wireless measurement of salivary uric acid Journal of Advanced Science. 2022.06; 34 34301-1-34301-3. ( DOI )
飯谷 健太, 張 耿, 當麻 浩司, 荒川貴博, 三林 浩二: 呼気・皮膚ガスのバイオ蛍光センシングとイメージング 電子情報通信学会. 2022.03; 105 200-208.
Arakawa T, Iitani K, Toma K, Mitsubayashi K: 非侵襲診断を目指した生化学式ガスセンサと可視化計測システムに関するレビュー 電気学会論文誌E. 2020.11; 140 (11): 321-327. ( DOI )
Kenta Iitani, Toshiyuki Sato, Xin Wang, Koji Toma, Takahiro Arakawa, Kohji Mitsubayashi: 酵素反応を用いた匂いカメラによる手掌部のエタノールガスの可視化計測 Journal of Advanced Science . 2015.04; 26 (3): 20-22.