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Fig. 1 | BMC Complementary Medicine and Therapies

Fig. 1

From: Protocatechuic aldehyde from Salvia miltiorrhiza exhibits an anti-inflammatory effect through inhibiting MAPK signalling pathway

Fig. 1

High-performance liquid chromatography chromatograms of S. miltiorrhiza’s sample paste. The sample was taken from the aerial part of Salvia miltiorrhiza and mainly contains Ursolic acid, Salvianolic acid A, Salvianolic acid B, Protocatechuic aldehyde, Danshensu five phenolic substances. After purification with chloroform, it mainly contains protocatechuic aldehyde. a Standard mixture, b Purification. c The aerial portions’ extracts of S. miltiorrhiza. Ursolic acid (1), Salvianolic acid A (2), Salvianolic acid B (3), Protocatechuic aldehyde (4), Danshensu (5)

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