Takeuchi, Hiroto
Maekawa, Naoya
Okagawa, Tomohiro
Kameda, Yayoi
Nakajima, Chie
Murata, Shiro
Ohashi, Kazuhiko
Suzuki, Yasuhiko
Konnai, Satoru
Funding for this research was provided by:
Japan Society for the Promotion of Science (19K15993, 22K15005, 24K01918)
Japan Society for the Promotion of Science (19KK0172, 22K19232, 23K23768, 23KK0124)
Japan Agency for Medical Research and Development (JP20wm0125008, JP223fa627005)
Japan Agency for Medical Research and Development (JP223fa627005)
National Agriculture and Food Research Organization (26058 BC, 16817557, JPJ011937, JPJ008617.17935709)
Article History
Received: 2 April 2026
Accepted: 21 July 2026
First Online: 25 July 2026
Declaration
Competing interests: TO was employed by FASMAC Co., Ltd. The funder did not have any role in the study design, collection, analysis, and interpretation of data, writing of the paper, decision to submit for publication. YS, YK, SK, TO, NM, KO, and SM have a patent for materials and techniques described in this paper “Vector including a translation-impaired dihydrofolate reductase gene cassette and ubiquitously acting chromatin opening element.” (US Patent 11,781,146). The other authors declare no competing interests.