Fig. 8From: Bioactive sesquiterpene, plasticizer, and phenols from the fungal endophytes of Polygonum chinense L.HPLC chromatograms of phenolic compounds. a Separation of phenolic acids in the standard mixture (at 280 nm). b P. canescens. c F. chlamydosporum. d Separation of quercetin in a standard mixture (at 260 nm). e P. canescens. 1 caffeic acid, 2 vanillic acid, 3 ferulic acid, 4 quercetinBack to article page