The diversity of catabolic pathways . biochemicaland molecular genetic mechanisms, cloning and application of genes for aromatic hydrocar-bons degradation are reviewed in this paper.

• 为此，本文综述了几种芳香烃生物降解途径的多样性、引发生物降解的生化和分子遗传机制及其所涉基因的克隆分析和应用研究进展。