Muscarinic Receptors and Their Antagonists in COPD: Anti-Inflammatory and Antiremodeling Effects
Figure 2
Synergistic effects of acetylcholine (ACH) and cigarette smoke on M1, M2, and M3 receptors. LTB4: leukotriene B4, PKC: protein kinase C, : nuclear factor kappaB, and : inhibitor of .