Study of three sesquiterpene lactones from Tithonia diversifolia on their anti-inflammatory activity using the transcription factor NF-κB and enzymes of the arachidonic acid pathway as targets. - Rüngeler ,P,.; Lyß ,G,.; Castro ,V,.; Mora ,G,.; Pahl ,H.L,.; Merfort ,I.. (Planta Medica, 1998)