(+)-ar-Turmerone

(+)-ar-Turmerone is an aromatic compound from the rhizomes of C. longa, a perennial plant of the ginger family, Zingiberaceae, commonly used in traditional Asian medicines.{27609} It is also a major constituent of essential oil of turmeric, which is known for its antioxidant, anti-inflammatory, and anti-nociceptive properties.{27607} Two structurally and physiologically distinct forms of turmerone have been isolated from C. longa, (+)-ar-Turmerone and ?-turmerone.{27609} (+)-ar-Turmerone stimulates the proliferation of peripheral blood mononuclear cells and increases the production of TNF-?, IL-2, and IFN-?.{27609} It also promotes the maturation of dendritic cells and induces the proliferation of neural stem cells both in vitro and in vivo.{27610,27608}