Variation of the antimicrobial activity of Pseudognaphalium vira vira (Asteraceae): isolation and X-ray structure of ent-3β-hydroxy-16-kauren-19-oic acid

Antimicrobial study of the resinous exudates and of diterpenoids and flavonoids isolated from some Chilean Pseudognaphalium (Asteraceae)

Leonora Mendoza, Marcela Wilkens, Alejandro Urzúa · Journal of Ethnopharmacology · 1997 · 145 citations

Life Sciences, Botany, Plant Sciences +16

The biological activity of naturally occurring kaurane diterpenes

Emilio L. Ghisalberti · UWA Profiles and Research Repository (UWA) · 1997 · 93 citations

Pharmacy, Medicinal Chemistry, Pharmacology +14

Antimicrobial study of the resinous exudate and of diterpenoids isolated from Eupatorium salvia (Asteraceae)

Alejandro Urzúa, Marcos Caroli, Loretta Vásquez et al. · Journal of Ethnopharmacology · 1998 · 64 citations

Life Sciences, Botany, Plant Sciences +8

Isolation and Identification of Trachyloban-19-Oic and (-)-Kaur-16-en-19-Oic Acids as Antimicrobial Agents from the Prairie Sunflower, Helianthus annuus

L. A. Mitscher, G. Seshagiri Rao, T. VEYSOGLU et al. · Journal of Natural Products · 1983 · 54 citations

Life Sciences, Microbiology, Plant Sciences +6

Flavonoids and diterpenoids in the trichome resinous exudates from Pseudognaphalium cheiranthifolium, P. heterotrichium and P. vira vira

Alejandro Urzúa, René Torres, Claudia Bueno et al. · Biochemical Systematics and Ecology · 1995 · 20 citations

Life Sciences, Biochemistry, Botany +14