Intervention in gut microbiota increases intestinal γ-aminobutyric acid and alleviates anxiety behavior: a possible mechanism via the action on intestinal epithelial cells - Ikegami, Mion; Narabayashi, Hikari; Nakata, Kazuaki; Yamashita, Miyu; Sugi, Yutaka; Fuji, Yushiro; Matsufuji, Hiroshi; Harata, Gaku; Yoda, Kazutoyo; Miyazawa, Kenji; Nakanishi, Yusuke; Takahashi, Kyoko (Frontiers in Cellular and Infection Microbiology, 2024)