Standardization of Licorice and TCM Formulations Using Eastern Blot Fingerprinting Analysis
Chromatographic fingerprintings of TCM prescribed licorice, Glycyrrhiza species, standard of glycyrrhizin, and glycyrrhetic acid O-glucuronide by eastern blotting using antiglycyrrhizin MAb (b) and TLC stained by H2SO4 (a). 1: glycyrrhizin, 2: glycyrrhetic acid O-glucuronide, 3: glycyrrhetic acid, 4: G. uralensis, 5: G. glabra, 6: Shaoyao Gancao Tang, 7: Xiao Chaihu Tang, 8: Da Chaihu Tang.
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