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Mostrando ítems 321-330 de 735
Medicinal Plants: A Re-emerging Health Aid
(Pontificia Universidad Católica de Valparaíso, 1999)
Bioprospecção de micro-organismo com potencial para produção da enzima Tanase
(Universidade Federal do Pampa, 2017)
Peptídeos cíclicos de biomassa vegetal: características, diversidade, biossíntese e atividades biológicas
(Sociedade Brasileira de Química, 2009-01-01)
Natural peptides are outstanding as the most promising macromolecules in the search for new drugs, especially those of cyclic nature. The higher plants revealed a very peculiar composition of their cyclic peptides, which ...
Natural products from Brazilian biodiversity as a source of new models for medicinal chemistry
(Int Union Pure Applied Chemistry, 2012-01-01)
Natural products are the inspiration for many valuable therapeutic agents and attest to biodiversity being a rich source of new molecular structures. Their value as templates for medicinal chemistry remains undisputed, ...
Cytotoxic Guanidine Alkaloids from Pterogyne nitens
(Amer Chemical Soc, 2009-03-01)
As part of a bioprospecting program aimed at the discovery of potential anticancer drugs, two new guanidine-type alkaloids, nitensidines D and E (1, 2), and the known pterogynine (3), pterogynidine (4), and galegine (5), ...
Antiprotozoal Sesquiterpene Pyridine Alkaloids from Maytenus ilicifolia
(Amer Chemical Soc, 2012-05-01)
As part of a bioprospecting program aimed at the discovery of antiprotozoal agents from the Brazilian flora, two new sesquiterpene pyridine alkaloids, ilicifoliunines A (1) and B (2), along with the known alkaloids ...
Identification of triterpenes and sterols from pterogyne nitens (fabaceae-caesalpinioideae) using high-resolution gas chromatography
(Soc Chilena Quimica, 2009-09-01)
As part of our ongoing bioprospecting studies on secondary metabolites in plants of Cerrado and Atlantic Rain Forest of São Paulo State (Brazil), we describe the identification of triterpenes and sterols present in the ...