Fig. 3: Identification of procyanidin A1, A2, B1, B2 and B3 from S. miltiorrhiza flowers. | Nature Communications

Fig. 3: Identification of procyanidin A1, A2, B1, B2 and B3 from S. miltiorrhiza flowers.

From: Polymerization of proanthocyanidins under the catalysis of miR397a-regulated laccases in Salvia miltiorrhiza and Populus trichocarpa

Fig. 3

a Extracted ion chromatogram (EIC) at m/z = 575 showing two peaks of procyanidin A1 and A2. b Extracted ion chromatogram (EIC) at m/z = 575 showing two peaks of procyanidin B1, B2, and B3. c MS/MS spectra of the m/z = 575 peaks of procyanidin A1 and A2 in (b). d MS/MS spectra of the m/z = 577 peaks from procyanidin B1, B2, and B3 in (b). e Fragmentation pattern of procyanidin A1 and A2 in (a). f Fragmentation patterns of procyanidin B1, B2, and B3 in (a). Source data for Fig. 3a–d are provided in the Source Data file.

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