Fig. 6From: Resistance analysis of cherry rootstock ‘CDR-1’ (Prunus mahaleb) to crown gall diseaseOperation procedure of transient expression in tobacco leaves (a) and the relative expression levels of the target gene Pm4CL2 in the control (CK) and treatment groups at 12 h after the Agrobacterium tumefaciens infection treatment (b). Data represent mean ± SD (n = 3). Significant treatment effects are indicated with asterisks (** P < 0.01)Back to article page