Efficient Production of 9,22-Dihydroxy-23,24-bisnorchol-4-ene-3-one from Phytosterols by Modifying Multiple Genes in Mycobacterium fortuitum

通过改造偶然分枝杆菌中的多个基因高效利用植物甾醇生产 9,22-二羟基-23,24-双降胆醇-4-烯-3-酮