27 documents found, page 1 of 3
Liquid fungal cocultivation as a strategy to access bioactive metabolites
Vieira, Paulo Cezar
Plant natural products for the control of Aedes aegypti: the main vector of imp...
Vieira, Paulo Cezar
Antimicrobial activity of isolated compounds and semisynthetic derivatives from...
Cunha, Gracielle Oliveira Sabbag; Terezan, Ana Paula; Matos, Andreia Pereira; Burger, Marcela Carmen de Melo; Vieira, Paulo CezarThis study evaluated the antimicrobial activity of isolated compounds and semisynthetic derivatives from Miconia ferruginata (Melastomataceae) against five microorganisms: Staphylococcus aureus (ATCC 25923), Escherichia coli (ATCC 25922), Bacillus subtilis (ATCC 6623), Pseudomonas aeruginosa (ATCC 15442), and Candida albicans (ATCC 10231). The isomeric mixture of ursolic and oleanolic acids was active against S...
Mycotoxins from Fusarium proliferatum: new inhibitors of papain-like cysteine p...
Vieira, Paulo Cezar
Alkaloids from Spathelia excelsa: Their chemosystematic significance
Lima, Maria da Paz; Rosas, Lisandra Vieira; Silva, Maria Fátima das Graças F da; Ferreira, Antonio Gilberto; Fernandes, João Batista
Phytochemistry of trattinnickia burserifolia, t. Rhoifolia, and dacryodes hopki...
Lima, Maria da Paz; Braga, Patrícia A. de Campos; Macedo, Mario Lopes; Silva, Maria Fátima das Graças F da; Ferreira, Antonio Gilberto
Phytochemistry of Trattinnickia burserifolia, T. rhoifolia, and Dacryodes hopki...
Lima, Maria da Paz; Campos Braga, Patrícia Aparecida de; Macedo, Mario Lopes; Silva, Maria Fátima das Graças Fernandes da; Ferreira, Antonio GilbertoTrattinnickia burserifolia has yielded the known ursanes, α-amyrenone, α-amyrin, 3-epi-α-amyrin, 3α,16β- dihydroxyurs-12-ene, the oleananes β-amyrenone, β-amyrin, 3-epi-β-amyrin, 3α,16β-dihydroxyolean-12-ene, the tirucallane acids 3α-hydroxytirucall-8,24-dien-21-oic, 3α-hydroxytirucall-7,24- dien-21-oic and 3-oxotirucall-8,24-dien-21-oic, the dammaranes dammarenediol-II and 3α,20(S)-dihydroxydammar-24-ene. Besi...
Phytochemistry of Crepidospermum rhoifolium, Tetragastris altissima, Protium ic...
Lima, Maria da Paz; Castro, Fábio B. G. de; Silva, Maria Fátima das Graças F da; Ferreira, Antonio Gilberto; Filho, Edson Rodrigues
New cathepsin V inhibitor from stems of Bowdichia virgilioides
Vieira, Paulo Cezar
Cathepsin D immobilized capillary reactors for on-flow screening assays
Vieira, Paulo Cezar