The biosynthetic pathway of terpenoids was sumed up, and recent progress of metabolic engineering aiming at raising content of terpenoids in microorganisms and plants was described.

• 以萜类化合物生物合成途径的基因转移与表达为切入点，综述了目前在微生物及植物中应用代谢工程提高萜类产量的研究进展。