Antitumor tetrahydroisoquinoline alkaloids from the colonial ascidian Ecteinascidia turbinata Model Digital Document Wright, Amy E. Forleo, D. A. Gunawardana, G. P. Gunasekera, Sarath P. Koehn, F. E. McConnell, O. J. Publisher ©1990 American Chemical Society Member of HBOI Faculty Contributions