fresh staling stale amylopectin enzyme-treated amylopectin retrograded enzyme-treated amylopectin

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Page 1: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin
Page 2: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin

FRESH

STALING

STALE

Amylopectin Enzyme-treated amylopectin

Retrograded enzyme-treated amylopectin

Page 3: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin
Page 4: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin
Page 5: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin
Page 6: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin

Freezing break time(h)

024487296Freeze-thaw cycles123456789

Retrograded starch (%) Road diameter (mm)

Control

04.114.74

18.75

5.6219.3118.3527.1132.4845.3344.7545.3346.94

Treated

00

1.305.70

4.594.058.88

13.1117.6423.5329.6130.7931.71

Control

*5

1016

182020222230

>30>30>30

Treated

**5

10

161818181820202022

Page 7: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin
Page 8: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin

Texture parameters

Hardness(Kg)

Chewwlness(dimensionless)

Initial stress(dyness/cm3)

FreshStoredFreezze-thaw

FreshStoredFreeze-thaw

FreshStoredFreeze-thaw

Control

2.362.572.84

2.343.174.04

7.418.87

12.56

Treatment with amylase

1.981.692.00

2.562.012.40

7.605.288.52

Page 9: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin
Page 10: FRESH STALING STALE Amylopectin Enzyme-treated amylopectin Retrograded enzyme-treated amylopectin