Mutagenic Activity of Indigofera truxillensis and I. suffruticosa Aerial Parts

Figure 1

Structures of the compounds isolated from the Indigofera species. Fraction B (Flavonoid fraction): I. truxillensis—kaempferol 3-O-α-L-rhamnopyranoside (It1) and kaempferol 7-O-α-L-rhamnopyranoside (It2), kaempferol 3-O-α-L-rhamnopyranoside-7-O-α-L-rhamnopyranoside (It3) and kaempferol 3-O-α-L-arabinopyranoside-7-O-α-L-rhamnopyranoside (It4); I. suffruticosa—quercetin 7-O-β-D-glucopyranoside (Is1), quercetin 3-O-[β-D-xylopyranosyl-(1→2)-β-D-galactopyranoside] (Is2), quercetin 3-O-[α-L-rhamnopyranosyl-(1→6)-β-D-glucopyranoside] (Is3) and quercetin 3-O-[β-D-glucopyranosyl-(1→2)-β-D-glucopyranoside] (Is4). Fraction C (Alkaloid fraction): I. truxillensis and I. suffruticosa—indigo (It5, Is5) and indirubin (It6, Is6).