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ANTIVIRAL ACTIVITY ON HANTAVIRUS AND APOPTOSIS OF VERO CELLS OF NATURAL AND SEMI-SYNTHETIC COMPOUNDS FROM HELIOTROPIUM FILIFOLIUM RESIN
The antiviral activity on Hantavirus Andes variety of resinous exudate from Heliotropim filifolium and its pure compounds was studied. From filifolinol 2, the main compound of the resins,… Expand
Antioxidant activity of coumarins and flavonols from the resinous exudate of Haplopappus multifolius.
- R. Torres, F. Faini, B. Modak, Francisco Urbina, C. Labbé, J. Guerrero
- Chemistry, Medicine
- 1 May 2006
The antioxidant activity of eight coumarins and two flavonols isolated from Haplopappus multifolius was studied with the DPPH radical method. Results show that a high concentration of phenolic… Expand
Study of the Chemical Composition of the Resinous Exudate Isolated from Heliotropium Sclerocarpum and Evaluation of the Antioxidant Properties of the Phenolic Compounds and the Resin
Heliotropium sclerocarpum Phil. (Heliotropiaceae) is a resinous bush that grows in the Atacama of northern Chile. The chemical composition of its resinous exudate was analyzed for the first time. One… Expand
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
Structure-antioxidant activity relationships of flavonoids isolated from the resinous exudate of Heliotropium sinuatum.
- B. Modak, M. L. Contreras, F. González-Nilo, R. Torres
- Chemistry, Medicine
- Bioorganic & medicinal chemistry letters
- 17 January 2005
Relationships between the structural characteristics of flavonoids isolated from the resinous exudate of Heliotropium sinuatum and their antioxidant activity were studied. Radical formation energies,… Expand
Biogenetic Relationships Between Lignans and Alkaloids in Berberis Genus. Lignans and Berbamine from Berberis chilensis
Chemical Analysis of the Resinous Exudate Isolated from Heliotropium taltalense and Evaluation of the Antioxidant Activity of the Phenolics Components and the Resin in Homogeneous and Heterogeneous…
H. taltalense (Phil.) Johnst. (Heliotropiaceae) is an endemic species of the northern coast of Chile that produces a resinous exudate that covers its foliar surface and stems. Its chemical… Expand
Inhibitory effect of aromatic geranyl derivatives isolated from Heliotropium filifolium on infectious pancreatic necrosis virus replication.
- B. Modak, A. Sandino, L. Arata, G. Cárdenas-Jirón, R. Torres
- Biology, Medicine
- Veterinary microbiology
- 24 February 2010
Infectious pancreatic necrosis is a disease caused by a birnavirus affecting several wild and commercial aquatic organisms. This infectious disease results in significant losses in the farming… Expand
Antioxidant capacity of flavonoids and a new arylphenol of the resinous exudate from Heliotropium sinuatum
From the resinous exudate of Heliotropium sinuatum (family Boraginaceae), a new compound: 4-(3′,5′-dihydroxynonadecyl)phenol 1, together with eight previously described flavonoids, were isolated and… Expand