Advances in studies on structure-activity relationship of curcuminoids in anti-inflammation and cell-protection Effects of Salicylic Acid and Nitric Oxide on the Growth and Accumulation of Secondary Metabolites in Curcuma longa Comparison of preparing two polylactide nanoparticles loaded lipophilic anti-cancer herb drug by nanoprecipitation method Effect of Growth Period ,Storage Time and Varietieson the Contents of Main Active Constituents of Curcuma longaL. in Rhizome Determination on Chemical Constitutents of Curcuma L. Produced in China Preparation of curcumin, demethoxycurcumin, and bisdemethoxycurcumin reference substances and preliminary study on curcumin cytotoxicity Preparation of curcumin, demethoxycurcumin, and bisdemethoxycurcumin reference substances and preliminary study on curcumin cytotoxicity Effects of Salicylic Acid and Nitric Oxide on the Growth and Accumulation of Secondary Metabolites in Curcuma longa Effects of Cultivating Measures on Rhizome Yield and Some Main Active Constituents of Curcuma longa L.