The traditional medicine Spilanthes acmella, and the alkylamides spilanthol and Undeca-2E-ene-8, 10-diynoic acid isobutylamide, demonstrate in vitro and in vivo antimalarial activity - Spelman, K; Depoix, D; McCray, M; Mouray, E; Grellier, P (Phytother Res, 2011)