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Exudates used as medicine by the "caboclos river-dwellers" of the Unini River, AM, Brazil - classification based in their chemical composition
(Soc Brasileira Farmacognosia, 2016)
Although the use of exudates in traditional medicine has been commonly observed during ethnopharmacological surveys, few records have been made concerning the scientific merits of these products. The aim of this study was ...
Antioxidant activity of coumarins and flavonols from the resinous exudate of haplopappus multifoliusPHYTOCHEMISTRYPHYTOCHEMISTRY
(PERGAMON-ELSEVIER SCIENCE LTD,, 2017)
Antioxidant activity of coumarins and flavonols from the resinous exudate of Haplopappus multifolius
(PERGAMON-ELSEVIER SCIENCE LTD, 2006-05)
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 coumarins and the presence ...
Aluminum-induced organic acids exudation by roots of an aluminum-tolerant tropical maize
(Pergamon-elsevier Science LtdOxfordInglaterra, 1997)
Distribution of gramine and hydroxamic acids in barley and wheat leaves
(1987)
The first leaf of 12-day-old barley seedlings, contained 1.3 μmol/g fr. wt gramine while the concentrations were 2.2, 2.0 and 3.1 μmol/g fr. wt in lower and upper epidermis and mesophyll parenchyma, respectively. Gramine ...
Changes in growth and chemical defences upon defoliation in maize
(1998)
The effect of defoliation on growth and on levels and allocation patterns of hydroxamic acids (Hx) in maize seedlings was evaluated 6 days after treatment. No significant differences were found between defoliated and ...
Distribution of hydroxamic acids in zea mays tissues
(1985)
The hydroxamic acid content of leaves of cereals correlates well with resistance to aphids. In maize these compounds were absent from xylem exudates and guttation drops. Lateral veins of leaves of 7-day-old maize plants ...
Stimulation of germination of spores and root colonization of Diversispora trimulares by flavonoids in Nicotiana glauca root exudatesEstimulación de germinación y colonización radicular de Diversispora trimulares por flavonoides de exudados radiculares de Nicotiana glauca
(Universidad de Ciencias Aplicadas y Ambientales U.D.C.A, 2017)