Piper sarmentosum Roxb. produces antidepressant-like effects in rodents, associated with activation of the CREB-BDNF-ERK signaling pathway and reversal of HPA axis hyperactivity - Li, Q; Qu, F L; Gao, Y; Jiang, Y P; Rahman, K; Lee, K H; Han, T; Qin, L P (J Ethnopharmacol, 2017)