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Fig. 1 | BMC Complementary and Alternative Medicine

Fig. 1

From: Antiviral activity of phenanthrenes from the medicinal plant Bletilla striata against influenza A virus

Fig. 1

HPLC and LC–MS analyses of the compounds isolated from Bletilla striata. a HPLC fingerprint chromatogram of the 12 phenanthrenes isolated from Bletilla striata. b Total ion current chromatogram of the 12 phenanthrenes isolated from Bletilla striata, in the negative ion mode LC-MS. c Total ion current of chromatogram of the 12 phenanthrenes isolated from Bletilla striata, in the positive ion LC-MS

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