Matrix Metalloproteinases-9 (MMPs-9) and -12 Are Upregulated in the Airways of Mice with Chronic Airway Inflammation and Remodeling

<table>Schematic representation of the sensitization and challenge protocol. BALB/c mice (7-week old) were sensitized at days 0 and 5 and received repeated aerosol ovalbumin (OVA) challenge every 3 days from day 12 to day 54.</table>

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Figure 1

Figure 1: Matrix Metalloproteinases-9 (MMPs-9) and -12 Are Upregulated in the Airways of Mice with Chronic Airway Inflammation and Remodeling 