Fig.1.
Interactions between MAOA rs1137070 and smoking on GMV of the left OFC (X=−4.5, Y=66, Z=−16.5; 264voxels). Scatter plot demonstrates the influence of MAOA rs1137070 genotype and smoking on OFC GMV. *p< 0.05; GMV, gray matter volume; OFC, orbitofrontal cortex.