May 10, 2025, Filed Under: 2015A novel anxiogenic role for the delta opioid receptor expressed in GABAergic forebrain neurons Citation: Paul Chu Sin Chung, Helen L. Keyworth, Elena Martin-Garcia, Pauline Charbogne, Emmanuel Darcq, Alexis Bailey, Dominique Filliol, Audrey Matifas, Grégory Scherrer, Abdel-Mouttalib Ouagazzal, Claire Gaveriaux-Ruff, Katia Befort, Rafael Maldonado, Ian Kitchen, and Brigitte L. Kieffer. “A novel anxiogenic role for the delta opioid receptor expressed in GABAergic forebrain neurons.” Biological Psychiatry, 77, 4, Pp. 404–415. DOI