PALAVRAS-CHAVE VOLTAR PALAVRA-CHAVE: apoptosis   CITOTOXIC EFFECT OF GALLIC ACID DERIVATIVES ON MELANONA CELL LINE. Claudriana Locatelli; Paulo César Leal; Maria Claudia Santos-Silva; Rosendo Augusto Yunes; Ricardo Nunes; Tânia Beatriz Creczynski-Pasa.   DIFFERENTS MECHANISMS OF APOPTOSIS INDUCED BY SYNTHETIC CHALCONES ON LYMPHOBLASTIC LEUKEMIA CELLS L-1210 Syntia Sorgato; Louise Domeneghini Chiaradia; Rosendo A. Yunes; Ricardo Nunes; Mária Cláudia Santos-Silva; Tânia Beatriz Creczynski-Pasa.