Fig. 4From: Green route to synthesis of valuable chemical 6-hydroxynicotine from nicotine in tobacco wastes using genetically engineered Agrobacterium tumefaciens S33Growth of wild-type A. tumefaciens S33, A. tumefaciens S33-∆hno, and A. tumefaciens S33-∆hno-C in LB (a), HSP (b), nicotine (c), and 6-hydroxynicotine (d) media. In panel d: 1, wild-type strain S33; 2, strain S33-∆hno; 3, strain S33-∆hno-CBack to article page