The cytotoxic activity of a Salacia liana species from Monteverde, Costa Rica, is due to a high concentration of tingenone. - Setzer ,W.N,.; Setzer ,M.C,.; Hopper ,A.L,.; Moriarity ,D.M,.; Lehrman ,G.K,.; Niekamp ,K.L,.; Morcomb ,S.M,.; Bates ,R.B,.; McClure ,K.J,.; Stessman ,C.C,.; Haber ,W.A.. (Planta Medica, 1998)