A pentacyclic triterpenoid induces cell cycle arrest at the G0/G1 phase and inhibits proliferation of MCF-7 human breast cancer cells in a concentration-dependent manner prevents hydrogen peroxide-induced DNA damage in the same cells induces relaxation of phenylephrine- or potassium chloride-precontracted aortic rings isolated from spontaneously hypertensive rats at 100 UM inhibits ovalbumin-induced BALF eosinophil infiltration in an ovalbumin-sensitized mouse model of allergic asthma