about
Variation of the antimicrobial activity of Pseudognaphalium vira vira (Asteraceae): isolation and X-ray structure of ent-3beta-hydroxy-16-kauren-19-oic acid.Antibacterial Activity of Alkaloid Fractions from Berberis microphylla G. Forst and Study of Synergism with Ampicillin and Cephalothin.Repellent Activity of the Essential Oil from the Heartwood of Pilgerodendron uviferum (D. Don) Florin against Aegorhinus superciliosus (Coleoptera: Curculionidae).Fate of Ingested Aristolactams from Aristolochia chilensis in Battus polydamas archidamas (Lepidoptera: Papilionidae).Plant Flavonoid Content Modified by Domestication.Characterization of the bactericidal activity of the natural diterpene kaurenoic acid.Antibacterial activity of fresh flower heads of Chrysantemum coronarium.Effect of 13-epi-sclareol on the bacterial respiratory chain.Efficacy of essential oils from edible plants as insecticides against the house fly, Musca domestica L.A structure-activity study of antibacterial diterpenoids.Comparative antimicrobial study of the resinous exudates of some Chilean Haplopappus (Asteraceae).Antifungal activity against Botrytis cinerea of labdane-type diterpenoids isolated from the resinous exudate of Haplopappus velutinus Remy (Asteraceae).Enhanced Antibacterial Activity of Ent-Labdane Derivatives of Salvic Acid (7α-Hydroxy-8(17)-ent-Labden-15-Oic Acid): Effect of Lipophilicity and the Hydrogen Bonding Role in Bacterial Membrane Interaction.Host-mediated volatile polymorphism in a parasitic plant influences its attractiveness to pollinators.Temporal Variation of Aristolochia chilensis Aristolochic Acids during Spring.In vitro antifungal activity of the diterpenoid 7 alpha-hydroxy-8(17)-labden-15-oic acid and its derivatives against Botrytis cinerea.Determination of the effect of 8-O-(2-methyl-2-butenoyl)-5,7-dihydroxy-3-methoxyflavone from Gnaphalium robustum on growth of Escherichia coli K-12 by optical density and electrical conductance measurementsComparative leaf surface chemistry from Senecio cerberoanus and Senecio viscosissimusComparative chemical composition of the resinous exudates from Haplopappus foliosus and H. uncinatusAntibacterial new clerodane diterpenes from the surface of Haplopappus foliosusAntimicrobial study of the resinous exudates and of diterpenoids and flavonoids isolated from some Chilean Pseudognaphalium (Asteraceae)Antibacterial activity of the resinous exudates from Haplopappus uncinatus and Haplopappus foliosusComparative chemical composition of the resinous exudates from Senecio adenotrichius and S. viscosissimusAcylated flavonoids from pseudognaphalium speciesAntimicrobial study of the resinous exudate and of diterpenoids isolated from Eupatorium salvia (Asteraceae)Total antioxidant potential of resinous exudates from Heliotropium species, and a comparison of the ABTS and DPPH methodsDetermination of absolute configuration of salvic acid, an ent-labdane from Eupatorium salvia, by vibrational circular dichroismStructure-Activity and Lipophilicity Relationships of Selected Antibacterial Natural Flavones and Flavanones of Chilean FloraAntifeedant Effects of Essential Oil, Extracts, and Isolated Sesquiterpenes from Pilgerodendron uviferum (D. Don) Florin Heartwood on Red Clover Borer Hylastinus obscurus (Coleoptera: Curculionidae)
P50
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P50
description
researcher, ORCID id # 0000-0003-2638-0921
@en
wetenschapper
@nl
name
Alejandro Urzua
@ast
Alejandro Urzua
@en
Alejandro Urzua
@es
Alejandro Urzua
@nl
type
label
Alejandro Urzua
@ast
Alejandro Urzua
@en
Alejandro Urzua
@es
Alejandro Urzua
@nl
prefLabel
Alejandro Urzua
@ast
Alejandro Urzua
@en
Alejandro Urzua
@es
Alejandro Urzua
@nl
P106
P1153
7004099289
P21
P2798
P31
P496
0000-0003-2638-0921