Whereas studies on cholinergic anti-inflammation, conducted by Alzahrani et al. [195] and Hanieh and Alzahrani [196], revealed that activation of AhR by TCDD or GA (novel AhR ligand) upregulate miR-132 or miR212/132 in colitis-associated colon cancer and autoimmune encephalomyelitis. This evidence concerns the gene AHR and colitis.