Fig. 1From: Magnesium isoglycyrrhizinate inhibits airway inflammation in rats with chronic obstructive pulmonary diseaseChemical structure of MgIG. Systematic name, (18α, 20β)-carboxy-11-oxo-oleanorane-12-en-3β-yl-2-O-β-d-glucopyranosiduronyl-α-d-glucopyranosiduronic acid Magnesium Tetrahydrate; formula,C42H60MgO16·4H2OBack to article page