3,4,5-trimethoxycinnamic acid methyl ester isolated from Polygala tenuifolia enhances hippocampal LTP through PKA and calcium-permeable AMPA receptor. - Lee, Yehee; Jeon, Jieun; Son, So-Ri; Cho, Eunbi; Moon, Somin; Park, A Young; Chae, Hye Ji; Bae, Ho Jung; Moon, Minho; Jeon, Se Jin; Jang, Dae Sik; Kim, Dong Hyun (Biochemical Pharmacology, 2024)