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. 2015 Nov 6;10:1825–1837. doi: 10.2147/CIA.S93819

Figure 1.

Figure 1

Chromatographic fingerprint analysis and cell viability assay for the herbal formula B401.

Notes: HPLC fingerprint of the herbal formula B401. Characteristic peaks of B401, ie, (Aa) ginsenosides Rb1 (from Panax ginseng) and oleanolic acid (from Ligustri fructus), (Ab) formononetin (from Astragalus membranaceus), (Ac) 5-HMF (from Rehmannia glutinosa), (Ad) ferulic acid (from L. fructus), (Ae) wedelolactone (from Eclipta prostrata), were identified and marked at the corresponding peaks in the fingerprint. (B) Cell viabilities of RA-induced SH-SY5Y cells in the absence (Ctrl) or presence of the B401 at indicated doses. The herbal formula B401 has no cytotoxicity in SH-SY5Y cells under treatment at a dose of less than 80 mg/mL.

Abbreviations: AU, arbitrary unit; IC50, half maximal inhibitory concentration; 5-HMF, 5-hydroxymethylfurfural; RA, retinoic acid; Ctrl, control group.