Anthraquinone Production in Senna alata. Root Cultures

Figures & data

Figure 1 Chemical structures of anthraquinones.

Figure 2 Aloe-emodin and rhein content in the leaves of S. alata. plantlets (nos. 1–56) and natural intact plant (no. 57) (each data point was determined by triplicate samples).

Figure 3 HPLC chromatograms of (A) authentics: aloe-emodin (1), rhein (2), emodin (3), and chrysophanol (4); (B) root culture extract; (C) intact leaf extract; and (D) intact root extract.

Table 1. Anthraquinone content in root cultures, leaves and roots of S. alata.

	Anthraquinone content (%w/w ± SEM)
Sample	Aloe-emodin	Rhein	Emodin	Chrysophanol
Root culture (selected plantlets)	n.d.	n.d.	0.27 ± 0.027	0.68 ± 0.047
Root culture (nonselected plantlets)	n.d.	n.d.	0.02 ± 0.001	0.03 ± 0.001
Intact roots	n.d.	0.02 ± 0.013	0.01 ± 0.002	0.02 ± 0.001
Intact leaves	0.08 ± 0.001	0.09 ± 0.003	n.d.	n.d.

n.d., not detected.