冬眠休眠研究フォーラム
Forum for Hibernation & Torpor Research

DOI 10.1093/pnasnexus/pgaf159
Title Targeted disruption of the aralkylamine N-acetyltransferase gene in a seasonal mammal, Mesocricetus auratus
Journal PNAS Nexus. 2025 May;4(6)
Author Junko Kawabe,Natsumi Kawakami,Michiko Hirose,Yukari Kitamura,Mamoru Nagano,Yusuke Maruyama,Yohei Matsuyama,Teruki Hamano,Satoshi Koinuma,Takahiko Shiina,Momoko Kobayashi,Ritsuko Matsumura,Atsuhiko Hattori,Yasufumi Shigeyoshi,Atsuo Ogura,Koichi Node,Makoto Akashi

Targeted disruption of the aralkylamine N-acetyltransferase gene in a seasonal mammal, Mesocricetus auratus

Posted by Chengru SHAO, ILTS, Hokkaido University YAMAGUCHI-lab
投稿日 / Date 2025/06/18

1. Winter melatonin signaling seems critical for BAT growth and thermogenesis (during the arousal phase of hibernation).

2. Food restriction induced hibernation-like torpor-arousal cycles in Tb sooner. However, such food insufficiency-induced "hibernation" needs to be discriminated from seasonal spontaneous hibernation.

3. Metabolism was not mentioned in this study.