A. Urzúa

Publications136
h-index17
Citations1,540
Highly Influential Citations41
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Insecticidal activity of essential oils from native medicinal plants of Central Argentina against the house fly, Musca domestica (L.)
The insecticidal activity of nine essential oils (EOs) against the house fly (Musca domestica) was evaluated by placing flies in a screw-cap glass jar holding a piece of EO-treated cotton yarn. The… Expand
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Thoracic spine fractures: injury profile and outcomes of a surgically treated cohort
There are only few reports in literature about the treatment of traumatic lesions of the thoracic spine. They have been grouped together with thoracolumbar fractures, ignoring the particular… Expand
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Antimicrobial study of the resinous exudates and of diterpenoids and flavonoids isolated from some Chilean Pseudognaphalium (Asteraceae).
The antimicrobial properties of the resinous exudates from twigs and leaves of four Chilean species of Pseudognaphalium: P. viravira, P. robustum, P. heterotrichium and P. cheiranthifolium were… Expand
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ANTIBACTERIAL ACTIVITY OF COMPOUNDS ISOLATED OF THE RESINOUS EXUDATE FROM HELIOTROPIUM SINUATUM ON PHYTOPATHOGENIC BACTERIA
From the resinous exudates of Heliotropium sinuatum have been isolated and characterized two compounds, pentaeicosanol 1 and 1-hydroxy-3-doeicosanone 2. Those structures and previously isolated pure… Expand
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Antimicrobial study of the resinous exudate and of diterpenoids isolated from Eupatorium salvia (Asteraceae).
The antimicrobial properties of the resinous exudate from twigs and leaves of Eupatorium salvia were tested against five gram-negative and five gram-positive bacteria. Comparison of the antimicrobial… Expand
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PROPIEDADES ANTIVIRALES DE COMPUESTOS NATURALES Y SEMI-SINTETICOS DE LA RESINA DE HELIOTROPIUM FILIFOLIUM
Del producto mayoritario del exudado resinoso de Heliotropium filifolium ( Fam. Boraginacea), el inusual alcohol espiranico filifolinol 1, se sintetizo el compuesto, no previamente descrito,… Expand
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IDENTIFICATION OF A NEW AROMATIC GERANYL DERIVATIVE IN THE RESINOUS EXUDATE OF HELIOTROPIUM FILIFOLIUM (BORAGINACEAE)
Del exudado resinoso de Heliotropium filifolium, se aislo un nuevo derivado aromatico geranilado. Este compuesto se identifico por metodos espectropicos de alta resolucion como filifolinil… Expand
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Fate of ingested aristolochic acids in Battus archidamas
Key Word Index--Battus archidamas; Papilionidae; Lepidoptera; aristolochic acids; sequestration; excretion; metabolism. Abstract--Battus archidamas larvae reared on Aristolochia chilensis sequester… Expand
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Frequency of gallbladder cancer in chile, A high‐risk area
We report an autopsy study of gallbladder cancer prevalence in Chile, where the risk of this disease is among the highest reported world‐wide. In 14,768 autopsy protocols obtained from 3 university… Expand
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Determination of absolute configuration of salvic acid, an ent-labdane from Eupatorium salvia, by vibrational circular dichroism.
The relative stereochemistry at C13 and the absolute configuration of salvic acid, a constituent of the leaves of Eupatorium salvia, were established as the 13-(R)-ent-labdane 1. The results follow… Expand
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