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. 2025 Oct;40(5):403-408.
doi: 10.1177/07487304251352036. Epub 2025 Jul 20.

Takao Kondo

Hideo Iwasaki  1 , Ayano Ogihara  2 , Ikuno Ohashi  2 , Ken-Ichi Honma  3 , Takashi Yoshimura  4 , Susan S Golden  5 , Carl Hirschie Johnson  6
Affiliations

Takao Kondo

Hideo Iwasaki et al. J Biol Rhythms. 2025 Oct.
No abstract available

PubMed Disclaimer

Conflict of interest statement

Conflict of Interest StatementThe author(s) have no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.

Figures

Figure 1.
Figure 1.
(a) Takao Kondo looking at a petri dish that has been plated with cyanobacteria. (b) Hisayo and Takao Kondo. (c) Takao Kondo sitting at his desk at the National Institute for Basic Biology, Okazaki, Japan (1986). Note the Apple II computer on his desk behind him. (d, e, f, g). “Radio Boy” Takao Kondo with some of his instrumental creations. Takao in a culture room with his automated boxes (d), Takao’s version of the “Taylortron” that was originally invented in the laboratory of Woody Hastings and improved by Takao to enable sensitive photon counting (e), clock-controlled boxes to create light/dark cycles for entraining cultures of cyanobacteria (f), and Takao flanked by two later versions of the “Kondotron” on either side of him (g).
See this image and copyright information in PMC

References

    1. Iwasaki H. (2021) A retrospective: On disproving the transcription-translation feedback loop model in cyanobacteria. In Johnson CH, Rust M. editors. Circadian rhythms in bacteria and microbiomes. Cham (Switzerland): Springer Nature, p. 53-65.
    1. Johnson CH. (2021) To Takao Kondo on the Occasion of His Retirement. In Johnson CH, Rust, editors. Circadian rhythms in bacteria and microbiomes. Cham (Switzerland): Springer Nature, p. vii-xvii.
    1. Johnson CH, Xu Y. (2009) The decade of discovery: How Synechococcus elongatus became a model circadian system 1990–2000. In Ditty JL, Mackey SR, Johnson CH. editors. Bacterial circadian programs. Heidelberg (Germany): Springer-Verlag, p. 63-86.
    1. Kondo T. (2021) Around the circadian clock: Review and preview. In Johnson CH, Rust M. editors. Circadian rhythms in bacteria and microbiomes. Cham (Switzerland): Springer Nature, p. 21-52.
    1. Nakajima M, Imai K, Ito H, Nishiwaki T, Murayama Y, Iwasaki H, Oyama T, Kondo T. (2005) Reconstitution of circadian oscillation of cyanobacterial KaiC phosphorylation in vitro. Science 308:414-415. - PubMed

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