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Table 3 FRAP and Glucose diffusion of isolated theaflavin and thearubigins

From: Lipid peroxidation diminishing perspective of isolated theaflavins and thearubigins from black tea in arginine induced renal malfunctional rats

Solvents

Time

Means

30 min

60 min

90 min

FRAP (theaflavin)

μmol Fe2+/g

 Ethanol

811.67 ± 10.21

958.33 ± 8.48

799.33 ± 12.31

856.44 ± 9.06a

 Methanol

698.67 ± 10.36

704.00 ± 8.65

658.67 ± 11.32

687.11 ± 12.03b

 Water

489.67 ± 10.56

612.25 ± 8.23

586.67 ± 13.01

562.86 ± 11.01c

 

666.67 ± 10.54c

758.19 ± 8.21a

681.55 ± 9.06b

 

FRAP (thearubigins)

μmol Fe2+/g

 Ethanol

690.02 ± 1.23

845.01 ± 7.45

701.33 ± 12.23

745.44 ± 8.21a

 Methanol

538.67 ± 1.56

665.00 ± 7.49

591.67 ± 11.32

598.44 ± 11.20b

 Water

429.67 ± 10.23

537.33 ± 7.52

503.67 ± 10.25

490.22 ± 12.20c

 

552.70 ± 10.21c

682.40 ± 12.23a

598.89 ± 9.12b

 

Glucose diffusion (theaflavin)%

 Ethanol

90.37 ± 3.60

95.99 ± 6.34

90.88 ± 4.13

91.74 ± 4.16

 Methanol

89.87 ± 4.21

93.69 ± 4.21

89.22 ± 6.12

89.96 ± 2.31

 Water

87.30 ± 2.62

90.36 ± 5.32

88.40 ± 3.21

87.02 ± 3.12

 

89.18 ± 5.20

93.34 ± 3.12

89.50 ± 4.13

 

Glucose diffusion (thearubigins)%

 Ethanol

85.27 ± 2.3

89.99 ± 2.9

87.88 ± 4.2

87.71 ± 6.12

 Methanol

83.87 ± 1.3

87.69 ± 3.2

83.22 ± 3.6

84.92 ± 6.42

 Water

81.30 ± 3.6

85.36 ± 2.9

82.40 ± 4.2

83.02 ± 7.12

 

83.48 ± 4.32

87.68 ± 4.13

84.50 ± 6.34

 
  1. Values are mean ± SD. Values in same column within each parameter with different letters were significantly different from each other (p ≤ 0. 05)