Research Results

Feb 18, 2026

  • Press Release
  • Joint Research Paper
  • Paper / PressRelease
  • Joint research results

Joint Research Results by Assoc. Prof. Ritsuko Fujii (OMU), Prof. G. Kurisu (Osaka Univ.), and Prof. J. Minagawa (NIBB) et al. Published in Journal of the American Chemical Society Issued by ACS

Uncovering a New Mechanism of Light Utilization in Algae: Breakthrough Guidelines for the Functional Engineering and Design of Photosynthetic Proteins

The international joint research results by Ritsuko Fujii (Associate Professor, Research Center for Artificial Photosynthesis, Osaka Metropolitan University), Soichiro Seki (Full-time Specially Appointed Researcher, Institute for Protein Research, Osaka University), Genji Kurisu (Professor, Institute for Protein Research, Osaka University), Keiichi Namba (Full-time Specially Appointed Professor, Graduate School of Frontier Biosciences, Osaka University), Professor Tomáš Polívka (University of South Bohemia, Czech Republic), Associate Professor Radek Litvín (University of South Bohemia, Czech Republic), and Associate Professor Lorenzo Cupellini (University of Pisa, Italy) et al. have been published in the Journal of the American Chemical Society issued by the American Chemical Society (ACS), and a press release has been issued.

Soichiro Seki*, Lorenzo Cupellini, David Bína, Elena Betti, Petra Urajová, Hideaki Tanaka, Tomoko Miyata, Keiichi Namba, Genji Kurisu, Tomaáš Polivka, Radek Litvín*, Ritsuko Fujii* (* Corresponding Author)

"Exciton Delocalization Promotes Far-Red Absorption in a Tetrameric Chlorophyll a Light-Harvesting Complex from Trachydiscus minutus"
https://doi.org/10.1021/jacs.5c17299


December 13, 2025: Research paper published in a scientific journal.

February 18, 2026: Press release issued.

March 13, 2026: English press release issued.

[Domestic]

Osaka Metropolitan University Website: https://www.omu.ac.jp/info/research_news/entry-22315.html
X (OMU) : https://x.com/OsakaMetUniv/status/2023989604538573015</a
Facebook (OMU) : https://www.facebook.com/OsakaMetUniv/posts/pfbid0Be6pq25rmYrHkSUpS4daywnDvTMDVs8JuAxJwMPoos2TG5jehUnQmvpReEztFMGal?locale=ja_JP
[Daily] Research Frontier "Chihiro": Published for members only on February 19, 2026. Available on the public page starting from the March 5, 2026 issue.
"Unlocking Algae’s New Light-Use Mechanism"
The Nikkei (Online Edition): "Deciphering Photosynthetic Proteins in Near-Infrared Absorbing Algae: Osaka Metropolitan University and Partners"

[International]

Osaka Metropolitan
University (OMU) :
https://www.omu.ac.jp/en/info/research-news/entry-105480.html
X(OMU) : https://x.com/OsakaMetUniv_en/status/2032350953974685892
LinkedIn(OMU) : https://www.linkedin.com/posts/omu-japan-chemistry-share-7437742527723548672-uDZB?utm_source=share&utm_medium=member_desktop&rcm=ACoAAFkZTlEBRB7RsHUKQ3ylkQv_CS4rOL7r0XM
EurekAlert ! : https://www.eurekalert.org/news-releases/1119709
Alpha Galileo : https://www.alphagalileo.org/en-gb/Item-Display/ItemId/270142
Asia Research News : https://www.asiaresearchnews.com/content/how-alga-makes-most-dim-light