MMP9 and asthma: The 70% ethanol/H2O (v/v) of Cimicifuga spp. (30 mg/kg, 100 mg/kg) exerted the anti-inflammatory activity by inhibiting asthma response and repressing NF-kappa B (NF-κB) phosphorylation, specific immunoglobulin E and Matrix Metalloproteinase 9 (MMP-9) expression in an allergic airway inflammation model [63].