Fig. 2
From: Definition and management of odontogenic maxillary sinusitis
Schematic drawing of immunity-related mucociliary clearance in the pseudostratified ciliated columnar epithelium of the maxillary sinus. Abbreviations: MCC mucociliary clearance, MCP-1 monocyte chemotactic protein 1, MIP-1 macrophage inflammatory protein-1, IL interleukin, TNF tumor necrosis factor