Semisynthesis, cytotoxicity, antimalarial evaluation and structure-activity relationship of two series of triterpene derivatives

1. Cargnin, S.T.
2. Staudt, A.F.
3. Medeiros, P.
4. de Medeiros Sol Sol, D.
5. de Azevedo dos Santos, A.P.
6. Zanchi, F.B.
7. Gosmann, G.
8. Puyet, A.
9. Garcia Teles, C.B.
10. Gnoatto, S.B.