Skip to main content

Advertisement

Table 1 Total phenolic content (TPC), free radical scavenging activity (IC50 and ascorbic acid equivalent antioxidant capacity, AEAC), ferric reducing power (FRP) and total flavonoid content (TFC) of Drynaria sp fertile fronds and rhizomes

From: Antioxidant and tyrosinase inhibition activity of the fertile fronds and rhizomes of three different Drynaria species

Species Part TPC (mg GAE/100 g) IC50 (mg/mL) AEAC (mg AA/100 g) FRP (mg GAE/g) TFC (mg QE/100 g)
D. quercifolia Frond 2939 ± 469a 0.09 ± 0.01a 4456 ± 571a 17.5 ± 2.2a 0.1 ± 0.0a
Rhizome 1732 ± 437b 0.17 ± 0.03b 2273 ± 415b 9.5 ± 1.3b 5.0 ± 0.1b
D. rigidula Frond 1031 ± 132c 0.79 ± 0.22c 507.3 ± 151.0c 2.3 ± 0.3c 4.7 ± 0.9b
Rhizome 305.5 ± 17.2d 1.02 ± 0.16c 380.6 ± 64.9c 1.0 ± 0.2d 3.1 ± 0.1c
D. sparsisora Frond 316.6 ± 19.5d 2.01 ± 0.62d 199.9 ± 53.2d 2.1 ± 0.3c 1.0 ± 0.5d
Rhizome 367.2 ± 20.9d 0.81 ± 0.18c 489.4 ± 126.5c 2.2 ± 0.6c 0.1 ± 0.1a
  1. Results are expressed as mean ± SD (n = 3). For each column, values followed by the same letter are not significantly different at p < 0.05 as measured by the Tukey HSD test