High-Speed Volatile Odorant Molecule Dissolving Strategy for Cell-Based Odorant Sensors

Daigo Terutsuki, Hidefumi Mitsuno, Yuki Nishina, Takuya Iio, Takeshi Sakurai, Kohei Sato, Nobuyuki Mase, Ryohei Kanzaki

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

Detecting volatile odorant molecules in air is currently a hot topic in biosensors. We propose an ultrafine bubble (UFB)-based dissolution strategy that allows rapid solubilization of odorant molecules with poor water solubility in distilled water (DW). The system dissolved 1-octen-3-ol, a poorly water-soluble molecule responsible for moldy odors, to a concentration of 44.6 μM in DW in one minute with high concentrations of ultrasonic spray-generated UFBs. The responses of Sf21 cells expressing insect odorant receptors to the dissolved 1-octen-3-ol samples were detected through fluorescence microscopy measurements. This method is appropriate for solubilizing airborne odorant molecules that dissolve poorly in water and comprises a practical strategy for cell-based odorant sensor systems.

Original languageEnglish
Title of host publicationISOEN 2019 - 18th International Symposium on Olfaction and Electronic Nose, Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538683279
DOIs
Publication statusPublished - 2019 May
Externally publishedYes
Event18th International Symposium on Olfaction and Electronic Nose, ISOEN 2019 - Fukuoka, Japan
Duration: 2019 May 262019 May 29

Publication series

NameISOEN 2019 - 18th International Symposium on Olfaction and Electronic Nose, Proceedings

Conference

Conference18th International Symposium on Olfaction and Electronic Nose, ISOEN 2019
Country/TerritoryJapan
CityFukuoka
Period19/5/2619/5/29

Keywords

  • Ultrafine bubbles
  • insect odorant receptor
  • odorant sensor
  • ultrasonic spray
  • volatile odorant molecule

ASJC Scopus subject areas

  • Signal Processing
  • Instrumentation

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