Ayumi Hirano-Iwata


Professor (AIMR/RIEC)

Research field

Bioelectronics, nanobiotechnology, biosensors


Japan Society for Applied Physics, Surface Science Society of Japan,
Chemical Society of Japan, Japan Society for Analytical Chemistry,
American Chemical Society, Japanese Pharmacological Society


1993BADepartment of Chemistry, School of Science, The University of Tokyo
1998PhDGraduate School of Science, The University of Tokyo
1998JSPS Research FellowCollege of Humanities and Sciences, Nihon University
2000Research AssistantCollege of Humanities and Sciences, Nihon University
2003JSPS Research FellowMRC National Institute for Medical Reserach, UK
2006Assistant ProfessorRIEC, Tohoku University
2008Associate ProfessorGrad. School of Biomedical Engineering, Tohoku University
2016ProfessorAIMR/RIEC, Tohoku University


Ongoing projects

  1. Reconstitution and aplication of biological functions on chips
  2. Novel electronic devices based on biomolecules


Artificial bilayer lipid membranes, nanostructures, neural signal transmission

Selected publications

  • An electrically resistive sheet of glial cells for amplifying signals of neuronal extracellular recordings.
    R. Matsumura, H. Yamamoto, M. Niwano, and A. Hirano-Iwata.
    Appl. Phys. Lett., 108, 023701 (2016).
  • Reconstitution of human ether-a-go-go-related gene channels in microfabricated silicon chips.
    A. Oshima, A. Hirano-Iwata, H. Mozumi, Y. Ishinari, Y. Kimura, and M. Niwano.
    Anal. Chem. 85, 4363-4369 (2013).
  • Free-standing lipid bilayers in silicon chips—Membrane stabilization based on microfabricated apertures with a nanometer-scale smoothness.
    A. Hirano-Iwata, K. Aoto, A. Oshima, T. Taira, R. Yamaguchi, Y. Kimura, and M. Niwano.
    Langmuir 26, 1949-1952 (2010).
  • Label-free detection of protein-protein interactions at the GaAs/water interface through surface infrared spectroscopy: Discrimination between specific and nonspecific interactions by using secondary structure analysis.
    K. Onodera, A. Hirano-Iwata, K. Miyamoto, Y. Kimura, M. Kataoka, Y. Shinohara, and M. Niwano.
    Langmuir 23, 12287-12292 (2007).
  • A single-channel sensor based on gramicidin controlled by molecular recognition at bilayer lipid membranes containing receptor.
    A. Hirano, M. Wakabayashi, Y. Matsuno, and M. Sugawara.
    Biosens. Bioelectron. 18, 973-983 (2003).


2005Japan Society for Analytical Chemistry Encouragement Prize
2015Minoru Ishida Foundation Research Encouragement Prize
2015RIEC Award for Tohoku University Researchers


2002SecretaryJapan Society for Analytical Chemistry, Kanto Branch
2007SecretaryJapan Society for Analytical Chemistry, Tohoku Branch
2011-13SecretaryJapan Society for Applied Physics M&BE
2012Vice ChairInternational Symposium ISSS-7 Program Commitee
2013-Vice ChairSurface Science Society of Japan, Division of Soft-Nanotechnology
2013-Program AdvisorJST CREST/PRESTO Program
"Hyper-nano-space design toward innovative functionality"