Comparative Phytochemical Profiling and In Vitro Antioxidant Activity of Extracts from Raw Materials, Tissue-Cultured Plants, and Callus of Oroxylum indicum (L.) Vent.

Figure 3

LC-MS chromatograms of Oroxylum indicum extracts; (a) = mixtures of reference compounds, (b) = mass spectra and UV spectra of baicalin, (c) = mass spectra and UV spectra of baicalein, (d) = mass spectra and UV spectra of chrysin, (e) = flower stage 1 extract, (f) = flower stage 2 extract, (g) = flower stage 3 extract, (h) = flower stage 4 extract, (i) = pedicel extract, (j) = stalk extract, (k) = leaf extract, (l) = whole fruit extract, and (m) = callus extract.

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