Specific Gram-Positive Antibacterial Activity of 4-hydroxy-3-(3-methyl-2-butenyl) Acetophenone Isolated from Senecio graveolens - Santander, J; Otto, C; Lowry, D; Cuellar, M; Mellado, M; Salas, C; Rothhammer, F; Echiburú-Chau, C (Br Microbiol Res J, 2015)