Accumulation of main medicinal components in somatic embryogenesis and plantlet regeneration of Aralia elata Research Progress in Reproduction Techniques and Pharmacological Active Components of Aralia elata Structural modification and biological evaluation of monomeric compounds from Aralia elata Determination of Oleanolic Acid in Aralia elata (Miq.) Seem. by TLC-Densitometry Research progress in chemcial constituents of saponins from Aralia elata and their pharmacological activities Effects of artificial cultivation of Aralia elata under different environmentc onditions Cloning and prokaryotic expressing of AeFPS gene: a key enzyme of triterpene saponins biosynthesis in Aralia elata