Antiviral Activity of Fridericia formosa (Bureau) L. G. Lohmann (Bignoniaceae) Extracts and Constituents

Figure 4

Dose-response curves for antiviral activity of mangiferin (1), 2′-O-trans-caffeoylmangiferin (2), 2′-O-trans-coumaroylmangiferin (3), chrysin (4), and 2′-O-trans-cinnamoylmangiferin (5). (a) Against VAC-WR; (b) against HSV-1; (c) against EMCV; (d) against DENV-2.

(a)

(b)

(c)

(d)