Biotransformation using Mucor rouxii for the production of oleanolic acid derivatives and their antimicrobial activity against oral pathogens - Capel, C S; de Souza, A CD; de Carvalho, T C; de Sousa, J PB; Ambrosio, S R; Martins, C HG; Cunha, W R; Galan, R H; Furtado, N AJC (J Indian Microbiol Biotechnol, 2011)