Professor Okutsu and Assistant Professor Yamada have authored the book: 実験医学12月号 特集1：エクサカイン 運動と健康をつなぐ分泌因子, which has now been published.
| Book Title | 実験医学12月号 特集1：エクサカイン 運動と健康をつなぐ分泌因子 |
| Publisher | 羊土社 |
| Publiation Date | 2025年11月20日 |
| ISBN-13 | 978-4-7581-2598-7 |
| Note | The collective term for exercise-induced bioactive substances is exerkines. Assistant Professor Yamada and Professor Okutsu contributed a chapter entitled “The Role of Skeletal Muscle–Derived IL-1β as an Exerkine.” |