Cytotoxic and anti-protozoan activities from species of Bostrychia and centroceras (Rhodophyta, Ceramiales) - Debonsi, Hosana Maria Navickiene; Felício, R.; Maciel, P. C. V.; Rodrigues, A. H. B.; Ambrósio, D. L.; Cicarelli, R. M. B.; Yokoya, Nair Sumie (International Seaweed Symposium, 2007)