Anti-mitotic, haemolytic and cardiotonic effects produced by the extract of the ascidian Symplegma rubra, C. Monniot, 1972 (Urochordata/Ascidiacea) - Zaharenko, André Junqueira; Freitas, José Carlos de; Berlinck, Roberto Gomes de Souza (Semana Temática da Biologia, 2000)