Professor, Shinsuke Fujiwara, School of Biological and Environmental Sciences gave a presentation on ”the role of branched-chain polyamines in gene regulation of hyperthermophilic archaea"at the 2023 Gordon Research Conference on Polyamines, which was held from 24 June,2023 to 30 June, 2023 in Waterville Valley Conderence Center, USA. Gordon Research Conference on Polyamines is to present and discuss the effects of polyamines on cancer and health. more than140 from 12 gathered to give presentations and hold discussions. The international conference of 2024 will be held in Kobe, Japan, and Professor Shinsuke Fujiwara will chair the conference.