Ishihara, Yuichi https://orcid.org/0009-0000-6896-9676
Taguchi, Akira
Yunoue, Shiho
Mugiyama, Misaki
Hosokubo, Kazumi
Ido, Minami
Nohara, Kaori
Shinmei, Momo
Oniki, Takayuki
Uchiyama, Akira
Furukawa, Masae
Wang, Jingshu
Saji, Naoki
Takeda, Akinori
Sakurai, Takashi
Matsushita, Kenji
Funding for this research was provided by:
Japan Society for the Promotion of Science (22K10011, 22K10112, 20K07861, 20K07861)
Japan Society for the Promotion of Science RPD (21J40002, 22KJ3207)
Danone Institute of Japan Foundation
Honjo International Scholarship Foundation
Research Funding of Longevity Sciences from the NCGG (19-24, 22-23, 22-23, 21-6)
Lion Foundation for Dental Health
Article History
Received: 12 June 2024
Accepted: 28 May 2025
First Online: 3 June 2025
Declarations
:
: The study complied with the Declaration of Helsinki and was approved by the Ethics Review Committee of the NCGG (approval number 1533) and the Lion Foundation for Dental Health (no. LDH202107).Informed consent was obtained from all study participants and their families prior to study participation.
: Not applicable.
: Yuichi Ishihara received a grant from JSPS KAKENHI (grant number 22K10011). Naoki Saji received grants from JSPS KAKENHI (grant number 20K07861), the Danone Institute of Japan Foundation, and the Honjo International Scholarship Foundation. Kenji Matsushita received grants from JSPS KAKENHI (grant numbers 20H03904 and 23H03122) and research grants from the Lion Foundation for Dental Health. Masae Furukawa received grants from JSPS KAKENHI (grant numbers 22K10112) and JSPS RPD (grant numbers 21J40002 and 22KJ3207). Naoki Saji, Akinori Takeda, Takashi Sakurai, and Kenji Matsushita received research grants from the Research Funding of Longevity Sciences from the National Center for Geriatrics and Gerontology (19–24, 21–6, 22–23). Akira Uchiyama and Takayuki Oniki received a salary from Lion Corporation. Akira Taguchi, Shiho Yunoue, Misaki Mugiyama, Kazumi Hosokubo, Minami Ido, Kaori Yonaha, Momo Shinmei, and Jingshu Wang report no conflicts of interest.