Skip to main content

Table 3 Contents of four compounds of valonia and shell extracts from Q. variabilis

From: Chemical composition, antibacterial activity and related mechanism of valonia and shell from Quercus variabilis Blume (Fagaceae) against Salmonella paratyphi a and Staphylococcus aureus

Organ Extracts Compound (mg/g)
Ellagic acid Tannic acid Theophyline Caffeic acid
Valonia VEE 18.95 ± 0.20 2.21 ± 0.33 9.58 ± 0.27 2.64 ± 0.14
VPEF 2.17 ± 0.04 0.14 ± 0.02 1.39 ± 0.03 0.05 ± 0.02
VEAF 74.57 ± 3.02 13.41 ± 0.47 20.17 ± 0.003 1.74 ± 0.002
VBF 3.08 ± 0.07 6.41 ± 0.76 66.23 ± 2.21 5.63 ± 0.57
VWF 8.68 ± 0.25 2.72 ± 0.20 5.18 ± 0.33 3.23 ± 0.11
Shell SEE 0.90 ± 0.11 1.09 ± 0.05 0.15 ± 0.005 0.36 ± 0.005
SPEF
SEAF 22.66 ± 0.23 16.96 ± 1.87 0.28 ± 0.002 0.33 ± 0.05
SBF 1.02 ± 0.09
SWF 0.55 ± 0.08 3.37 ± 0.06 1.36 ± 0.16
  1. Each value represented in tables are means ± SD (n = 3).