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Table 3 Effects of injection with plasma protein solution on CIE L*, a*, and b* in porcine longissimus muscle, during cold storage

From: Effects of injection of hydrolysis plasma protein solution on the antioxidant properties in porcine M. Longissimus Lumborum

Treatments1)

Storage (days)

1

3

7

L*

(lightness)

C

58.29 ± 3.02AB

57.84 ± 2.86

57.65 ± 1.54

T1

58.39 ± 2.01AB

58.90 ± 3.56

58.42 ± 2.63

T2

56.53 ± 3.11B

56.46 ± 3.86

56.91 ± 2.60

T3

60.04 ± 0.87A

56.88 ± 3.22

57.22 ± 2.48

T4

58.18 ± 2.32AB

59.89 ± 3.72

57.94 ± 4.95

a*

(redness)

C

7.77 ± 0.78BC

7.46 ± 0.54

7.32 ± 0.79

T1

8.56 ± 0.46ABa

7.60 ± 1.12ab

6.93 ± 0.90b

T2

8.95 ± 1.04Aa

7.25 ± 1.10b

7.20 ± 0.55b

T3

7.33 ± 0.54C

7.07 ± 1.38

6.46 ± 0.89

T4

8.40 ± 0.49AB

7.43 ± 0.93

7.44 ± 1.41

b*

(yellowness)

C

6.68 ± 1.20C

7.35 ± 0.68B

6.65 ± 0.65B

T1

7.88 ± 0.38ABa

7.30 ± 0.77Bab

6.60 ± 0.50Bb

T2

7.77 ± 0.27ABa

6.49 ± 0.36Cb

6.50 ± 0.40Bb

T3

7.10 ± 0.64BCa

6.85 ± 0.42BCa

5.93 ± 0.60Bb

T4

8.46 ± 0.18Aa

8.29 ± 0.34Aa

7.61 ± 0.54Ab

  1. A–CMeans with different superscripts in the same column significantly differ at p < 0.05
  2. a–bMeans with different superscripts in the same row significantly differ at p < 0.05
  3. 1C-control, T1-injection with 10 mM sodium phosphate buffer (pH = 7.0) at 10 %, T2-injection with 10 mM sodium phosphate buffer (pH = 7.0) and 0.01 % BHT at 10 %, T3-injection with 10 mM sodium phosphate buffer (pH = 7.0) with 5 % plasma protein at 10 %, and T4-injection with 10 mM sodium phosphate buffer (pH = 7.0) and 5 % hydrolysis plasma protein at 10 %