Cellular Function Analysis
Research Group

Research Outline

We develop technologies for highly sensitive evaluation of diverse biological responses by utilizing cells as “sensors” of biological functions. Based on analytical systems using bioluminescent reporter cells and olfactory receptors, we conduct research on the evaluation of functional materials, elucidation of mechanisms of action, and investigation of cancer metastasis and novel physiological functions. Through these efforts, we aim to contribute to the fields of health, medicine, and food science.

Research Introduction

Cell Response-Driven Platform for Biological Function Analysis and Functional Component Discovery

We harness cellular responses to reveal biological functions. Using advanced cell-based platforms—such as luminescent reporter cells and olfactory receptor assays—we enable sensitive and quantitative evaluation of bioactivity in natural materials and nanoparticles. Our approach uncovers mechanisms of action, including immune modulation, and identifies key bioactive compounds. We also investigate cancer-related processes such as epithelial-mesenchymal transition EMT and novel functions mediated by olfactory receptors. These insights drive innovation in healthcare and food applications.

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Cell-based luminescent reporter assays, Component analysis and structural determination, Healthcare technologies using ectopic olfactory receptor, Immune response analysis of natural products, Analysis of plant-derived nanoparticles, Analysis of EMT


Social Implementation of Research Outcomes

Through the scientific evaluation of functional food ingredients, we support product development in collaboration with industry. We have analyzed and evaluated functional ingredients found in regional resources, including persimmon leaves and wheat germ, thereby contributing to the development of higher-value products.

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Persimmon leaf-based products and wheat flour products

Functional Evaluation and Collaborative Research
Examples: Persimmon leaf-based products and wheat flour products

Members

ABE Hiroko, Ph.D.

Position
Group Leader
Location
AIST Shikoku
Research Profiles
Research Theme
  • Development of yeast strains with enhanced immunostimulatory effects
  • Screening of naturally derived components with immunomodulatory functions
  • Development of yeast for the production of functional glycoproteins

NAKAJIMA Yoshihiro, Ph.D.

Position
Chief Senior Researcher
Location
AIST Shikoku
Research Profiles
Research Theme
  • Mechanistic analysis of cellular stress responses
  • Development of cell-based assay systems using luminescent reporters
  • Construction of evaluation systems for toxicity, food functionality, and pharmacological efficacy

TABEI Yosuke, Ph.D.

Position
Senior Researcher
Location
AIST Shikoku
Research Profiles
Research Theme
  • Elucidation of mechanisms underlying nanoparticle-induced toxicity
  • Development of technologies for evaluating the biological effects of nanoparticles
  • Elucidation of mechanisms that inhibit efferocytosis

SHIOTA Yusuke, Ph.D.

Position
Senior Researcher
Location
AIST Shikoku
Research Theme
  • Development of healthcare technologies mediated by olfactory receptors expressed outside the nose
  • Odor sensing and the physiological activity of olfactory receptors
  • Development of technologies for substance discovery and evaluation

MIYATA Ryo, Ph.D.

Position
Researcher
Location
AIST Shikoku
Research Profiles
Research Theme
  • Visualization of chemical space in food materials using network analysis
  • Determination of the chemical structures of functional components in food materials using instrumental analysis
  • Evaluation of the physiological activity of functional food materials

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