Activation and inhibition of thermosensitive TRP channels by voacangine, an alkaloid present in Voacanga africana, an African tree.

Terada Y, Horie S, Takayama H, Uchida K, Tominaga M, Watanabe T.

J. Nat. Prod., 77(2): 285-97 (2014)  

doi: 10.1021/np400885u