Effect of hydroxynaphthoquinone extract from Lithospermum erythrorhizon on inflammatory cytokines Optimization on homogenate extraction technology of naphthoquinones from Arnebia euchroma by response surface methodology Studies on chemical constituents from roots of Pterospermum heterophyllum Chemical constituents in root and rhizome of Polygonum cuspidatum Study on chemical constituents from green husk of Juglans sigillata Studies on flash extraction methods of Arnebia euchroma Advances in studies on anti—tumor activities of natural naphthoquinone compounds Determination of Naphthoquinone in Zicao Study on Antioxidant Activity of Lithospermum erythrorhizon in vitro Advances in studies on genes related to shikonin and its derivatives biosynthesis and signal transduction Advances in studies on genes related to shikonin and its derivatives biosynthesis and signal transduction Cytotoxicity and apoptosis induction of new naphthoquinone-like derivative TEISHNZ on human nasopharyngeal cancer cell Advances in studies on chemical components in plants of RumexL and their pharmacological activities Chemical constituents from exocarp of Juglans mandshurica