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Koji Toma
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Plasmon-enhanced fluorescence biosensors: a review
M Bauch, K Toma, M Toma, Q Zhang, J Dostalek
Plasmonics 9, 781-799, 2014
4832014
Mouthguard biosensor with telemetry system for monitoring of saliva glucose: A novel cavitas sensor
T Arakawa, Y Kuroki, H Nitta, P Chouhan, K Toma, S Sawada, S Takeuchi, ...
Biosensors and Bioelectronics 84, 106-111, 2016
2872016
A wearable cellulose acetate-coated mouthguard biosensor for in vivo salivary glucose measurement
T Arakawa, K Tomoto, H Nitta, K Toma, S Takeuchi, T Sekita, S Minakuchi, ...
Analytical Chemistry 92 (18), 12201-12207, 2020
1592020
An acetone bio-sniffer (gas phase biosensor) enabling assessment of lipid metabolism from exhaled breath
M Ye, PJ Chien, K Toma, T Arakawa, K Mitsubayashi
Biosensors and Bioelectronics 73, 208-213, 2015
892015
Bloch surface wave-enhanced fluorescence biosensor
K Toma, E Descrovi, M Toma, M Ballarini, P Mandracci, F Giorgis, ...
Biosensors and Bioelectronics 43, 108-114, 2013
892013
Collective plasmon modes excited on a silver nanoparticle 2D crystalline sheet
M Toma, K Toma, K Michioka, Y Ikezoe, D Obara, K Okamoto, K Tamada
Physical Chemistry Chemical Physics 13 (16), 7459-7466, 2011
802011
Label-free measurement of cell–electrode cleft gap distance with high spatial resolution surface plasmon microscopy
K Toma, H Kano, A Offenhäusser
ACS nano 8 (12), 12612-12619, 2014
662014
Compact surface plasmon-enhanced fluorescence biochip
K Toma, M Vala, P Adam, J Homola, W Knoll, J Dostálek
Optics express 21 (8), 10121-10132, 2013
632013
Biochemical gas sensors (biosniffers) using forward and reverse reactions of secondary alcohol dehydrogenase for breath isopropanol and acetone as potential volatile biomarkers …
PJ Chien, T Suzuki, M Tsujii, M Ye, I Minami, K Toda, H Otsuka, K Toma, ...
Analytical chemistry 89 (22), 12261-12268, 2017
582017
Bio-sniffer (gas-phase biosensor) with secondary alcohol dehydrogenase (S-ADH) for determination of isopropanol in exhaled air as a potential volatile biomarker
PJ Chien, T Suzuki, M Tsujii, M Ye, K Toma, T Arakawa, Y Iwasaki, ...
Biosensors and Bioelectronics 91, 341-346, 2017
502017
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
T Arakawa, T Suzuki, M Tsujii, K Iitani, PJ Chien, M Ye, K Toma, Y Iwasaki, ...
Biosensors and Bioelectronics 129, 245-253, 2019
492019
Tuning colors of silver nanoparticle sheets by multilayered crystalline structures on metal substrates
K Okamoto, B Lin, K Imazu, A Yoshida, K Toma, M Toma, K Tamada
Plasmonics 8, 581-590, 2013
482013
Surface plasmon-coupled emission on plasmonic Bragg gratings
M Toma, K Toma, P Adam, J Homola, W Knoll, J Dostálek
Optics express 20 (13), 14042-14053, 2012
472012
Fiber-optic bio-sniffer (biochemical gas sensor) using reverse reaction of alcohol dehydrogenase for exhaled acetaldehyde
K Iitani, PJ Chien, T Suzuki, K Toma, T Arakawa, Y Iwasaki, ...
ACS sensors 3 (2), 425-431, 2018
432018
Fluorometric biosniffer camera “sniff-cam” for direct imaging of gaseous ethanol in breath and transdermal vapor
T Arakawa, T Sato, K Iitani, K Toma, K Mitsubayashi
Analytical chemistry 89 (8), 4495-4501, 2017
282017
Repetitive immunoassay with a surface acoustic wave device and a highly stable protein monolayer for on-site monitoring of airborne dust mite allergens
K Toma, D Miki, C Kishikawa, N Yoshimura, K Miyajima, T Arakawa, ...
Analytical chemistry 87 (20), 10470-10474, 2015
282015
Skin ethanol gas measurement system with a biochemical gas sensor and gas concentrator toward monitoring of blood volatile compounds
T Arakawa, T Aota, K Iitani, K Toma, Y Iwasaki, K Mitsubayashi
Talanta 219, 121187, 2020
272020
Improved sensitivity of acetaldehyde biosensor by detecting ADH reverse reaction-mediated NADH fluoro-quenching for wine evaluation
K Iitani, PJ Chien, T Suzuki, K Toma, T Arakawa, Y Iwasaki, ...
ACS sensors 2 (7), 940-946, 2017
272017
A sniffer-camera for imaging of ethanol vaporization from wine: the effect of wine glass shape
T Arakawa, K Iitani, X Wang, T Kajiro, K Toma, K Yano, K Mitsubayashi
Analyst 140 (8), 2881-2886, 2015
272015
Chemiluminescent imaging of transpired ethanol from the palm for evaluation of alcohol metabolism
T Arakawa, K Kita, X Wang, K Miyajima, K Toma, K Mitsubayashi
Biosensors and Bioelectronics 67, 570-575, 2015
232015
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