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The anti-inflammatory activity of the methanolic extract and fractions of Castilleja tenuiflora on TPA-induced mouse ear edema. The methanolic extract was evaluated at 1 mg/ear while fractions and compounds were tested at 0.1 mg/ear. Groups of mice (n = 5). The data are expressed as the means of inhibition percentage (%I) ± SEM. Numbers in bold type correspond to structure number. NT: Test was performed but data could not be obtained. NA: Not analyzed.
