Dual Modulation of Canonical and Non-canonical TGF-β/ROS/Erk1/2 Pathways: Synergistic Activation of Nrf-2 and Antioxidant Enzymes (SOD1, GPx, HO-1) by Quercetin Loaded in Solid Lipid Nanoparticles and Curcumin in Atherosclerosis Therapy. The gene discussed is HMOX1; the disease is atherosclerosis.