- MGS0039: a potent and selective group II metabotropic glutamate receptor antagonist with antidepressant-like activity. Chaki, S., Yoshikawa, R., Hirota, S., Shimazaki, T., Maeda, M., Kawashima, N., Yoshimizu, T., Yasuhara, A., Sakagami, K., Okuyama, S., Nakanishi, S., Nakazato, A. Neuropharmacology (2004)