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Cited by 18 publications
(14 citation statements)
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“…O estudo químico do guaco mostra as seguintes substâncias isoladas: cumarina (1,2-benzopirano), ácido kaurenóico, ácido cinamolglandiflóroco, estgmasterol, friedelina, lupeol e siringaldeído (Osório & Martins, 2004;Pedroso et al, 2008). Dentre estes se destacam a cumarina e o ácido kaurenóico por suas ações farmacológicas tais como antiinflamatória e expectorante Silva et al, 2008).…”
unclassified
“…O estudo químico do guaco mostra as seguintes substâncias isoladas: cumarina (1,2-benzopirano), ácido kaurenóico, ácido cinamolglandiflóroco, estgmasterol, friedelina, lupeol e siringaldeído (Osório & Martins, 2004;Pedroso et al, 2008). Dentre estes se destacam a cumarina e o ácido kaurenóico por suas ações farmacológicas tais como antiinflamatória e expectorante Silva et al, 2008).…”
unclassified
“…The extracts of these plants are characterized by the presence of coumarins, steroids=triterpenoids, amino groups, tannins, and saponins, mainly in the leaves. [33][34][35] The main folk indications are for asthma and bronchitis, especially because these medicinal plants present bronchodilating properties 36 and anti-inflammatory 12 and antimicrobial 14,37,38 activities.…”
Section: Discussionmentioning
confidence: 99%
“…In the same tube 8 mL of 0.1 M HCl solution was added and left the test tube at room temperature for 30 min. Absorbance was taken at this wavelength 320 nm which was then used to calculate the quantity of coumarins with the help of standard curve made by using different concentration of lead acetate [18].…”
Section: Coumarinsmentioning
confidence: 99%