Recovery of IFN-gamma levels in PBMCs from lepromatous leprosy patients through the synergistic actions of the cytokines IL-12 and IL-18. - Lopez Roa RI; Guerrero Velásquez C; Alvarado Navarro A; Montoya Buelna M; Garcia Niebla C; Fafutis Morris M (International immunopharmacology, 2008)