Label-free real-time imaging of extracellular Ca2+ uptake in the hippocampal slice using Ca-PVC membrane based on charge-transfer-type potentiometric sensor arrays. - Hideo Doi; Kazuaki Sawada; Tomoko Horio; Eiji Shigetomi; Bijay Parajuli; Youichi Shinozaki; Toshihiko Noda; Kazuhiro Takahashi; Toshiaki Hattori; Schuichi Koizumi (IEEE SENSORS, 2019)

Redox Sensor Array with 23.5-μm Resolution for Real-Time Imaging of Hydrogen Peroxide and Glutamate Based on Charge-Transfer-Type Potentiometric Sensor. - Tatsuya Iwata; Yuki Okumura; Koichi Okumura; Tomoko Horio; Hideo Doi; Kazuhiro Takahashi; Kazuaki Sawada (Sensors, 2021)

In-vivo pH Imaging System for Hydrogen Ion Dynamics Observation in the Brain of a Freely-Moving Mouse. - Mai Madokoro; Hiroshi Horiuchi; Tomoko Kobayashi; Tomoko Horio; Yasuyuki Kimura; Hideo Doi; Yong-Joon Choi; Kazuhiro Takahashi; Toshihiko Noda; Junichi Nabekura; Kazuaki Sawada (BioCAS, 2022)

Development of PVC membrane-based label-free K+ image sensor and imaging extracellular K+ dynamics in brain tissue. - Hideo Doi; Tomoko Horio; Bijay Parajuli; Eiji Shigetomi; Youichi Shinozaki; Yong-Joon Choi; Toshiaki Hattori; Kazuhiro Takahashi; Toshihiko Noda; Schuichi Koizumi; Kazuaki Sawada (IEEE SENSORS, 2022)

CMOS-Based Redox-Type Label-Free ATP Image Sensor for In Vitro Sensitive Imaging of Extracellular ATP. - Hideo Doi; Tomoko Horio; Yong-Joon Choi; Kazuhiro Takahashi; Toshihiko Noda; Kazuaki Sawada (Sensors, 2022)