Now showing items 1-10 of 42
Bioinsecticidal effect of the flavonoids pinocembrin and quercetin against Spodoptera frugiperda
(Springer Heidelberg, 2015-09)
Flavonoids function in many aspects of plant–insect interactions, but the responses of insects to these compounds vary greatly. In this study, we determined the effects of two widely distributed flavonoids, pinocembrin and ...
Immunomodulatory activity of Apis mellifera propolis from the North of Argentina
(Elsevier Science, 2016-07)
Propolis is a bee hive product with complex chemical composition that was used as medicine from ancient times. The immunomodulatory activity of partially purified propolis extracts (PPPEs), galangin and pinocembrin was ...
Phytotoxicity of secondary metabolites isolated from Flourensia oolepis S.F.Blake.
(Wiley Vch Verlag, 2013-07)
The aim of this study was to isolate the active principles of Flourensia oolepis S.F.Blake (Asteraceae), which completely inhibited the germination of Raphanus sativus seeds at 10 mg/ml. Flavanone pinocembrin and sesquiterpene ...
Antifeedant activity of ethanolic extract from Flourensia oolepis and isolation of pinocembrin as its active principle compound
The ethanolic extract from Flourensia oolepis aerial parts showed strong antifeedant activity against the pest larvae, Epilachna paenulata, with an antifeedant index (AI%) of 99.1% at 100 μg/cm2. Based on chromatographic ...
The Inhibitory Activity of Plants from Central Argentina on p-Hydroxyphenylpyruvate Dioxygenase: Isolation and Mechanism of Inhibition of a Flavanone from Flourensia oolepis
(Georg Thieme Verlag Kg, 2015-10)
The enzyme 4-hydroxyphenylpyruvate dioxygenase catalyzes the second step in the tyrosine degradation pathway. In mammals, this enzyme is the molecular target of drugs used for the treatment of metabolic disorders associated ...
(-)-rubranine From Aniba Rosaeodora
Phenolic compounds of propolis from Central Chilean matorral
(Verlag der Zeitschrift fur Naturforschung, 2001)
Pinocembrin, acacetin, galanguin, izalpin, kaempferide, prenyletin and diarytheptane were isolated from propolis from Central Chile.