Pedalitin from isodon japonica, an inactivation of soybean lipoxygenase-1 / Pedalitina de isodon japonica, un inactivador de la lipo oxigenasa-1 de poroto de soya
Bol. latinoam. Caribe plantas med. aromát
;
15(1): 29-40, ene. 2016. ilus, graf, tab
Article
in English
| LILACS
| ID: biblio-907515
ABSTRACT
Pedalitin, isolated from the aerial part of Rabdosia japonica (Labiatae), inhibited soybean lipoxygenase-1 (EC 1.13.11.12, Type I) with an IC50 of 152.5 uM. The progress curves for an enzyme reaction, pedalitin inactivate the lipoxygenase-1 in a time dependent, irreversible manner, exhibiting kinetics with a kinact/KI of 59.6 +/- 10 mM-1min-1. In the pseudoperoxidase activity, pedalitin is very slowly oxidized by the soybean lipoxygenase-1 catalyzed decomposition of lipid hydroperoxides.
RESUMEN
Pedalitina, aislada de las partes aereas de Rabdosia japonica inhibió a la lipooxigenasa-1 (EC 1.13.11.12 tipo I) con un IC50 de 152.5 uM. La curva de progreso para una acción enzimática, pedalitina inactivó a la lipooxigenasa-1 de una manera dependiente del tiempo, de una manera irreversible, exhibiendo una cinética con una kinact/KI de 59.6 +/- mM-1min-1. En la actividad pseudoperoxidasa, pedalitina es oxidada lentamente por la descomposición de la lípido hidroperóxido de la lipooxigenasa-1 de poroto de soya.
Full text:
Available
Index:
LILACS (Americas)
Main subject:
Soybeans
/
Lipoxygenase Inhibitors
/
Isodon
/
Flavones
Language:
English
Journal:
Bol. latinoam. Caribe plantas med. aromát
Journal subject:
Botany
/
Medicine
/
Plantas Medicinais
/
Terapias Complementares
Year:
2016
Type:
Article
/
Project document
Affiliation country:
Chile
/
Japan
/
United States
Institution/Affiliation country:
Hyogo College of Medicine/JP
/
Universidad del Bio Bio/CL
/
University of California/US
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