TY - JOUR AU - Castro, Oscar AU - Barrios, Mariano AU - Chinchilla, Misael AU - Guerrero, OIga PY - 1996/08/01 Y2 - 2024/03/28 TI - Evaluación química y biológica del efecto de extractos de plantas contra <i>Plasmodium berghei</i> JF - Revista de Biología Tropical JA - Rev. Biol. Trop. VL - 44 IS - 2A SE - Articles DO - UR - https://revistas.ucr.ac.cr/index.php/rbt/article/view/21620 SP - 361–367 AB - <span>Extracts from thirteen species of plants were evaluated by "in vivo" antimalarial test against <em>Plasmodium berghei</em> effects. Significant activities were observed in the ethyl acetate and aqueous extracts, elaborated of Cedrela tonduzii leaves, <em>Trichilia havanensis</em> and <em>Trichilia americana</em> bades,<em> Neurolaena lobata</em> and <em>Gliricidia sepium</em> leaves and Duranta repens fruits. Compounds identified include flavonoids, coumarins, mellilotic acid and iridoids which sorne kind of biodinamic activity has previously been reported. The flavone quercetin 1 purified from <em>C. tonduzii</em> gave strong antimalarial activity, however, its respective glicosides (quercetin 3-glucoside 2 y robinine 7) showed little significant activity.</span> ER -