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Table 6 Effect of diet and postmortem storage on protein oxidation and myofibrillar protein profile of semimembranosus muscles in goats

From: Influence of dietary canola oil and palm oil blend and refrigerated storage on fatty acids, myofibrillar proteins, chemical composition, antioxidant profile and quality attributes of semimembranosus muscle in goats

  

Level of CPOBa, %

 

P value

Parameter

Time

0

4

8

SE

Diet

Diet × time

Free thiol, nmol/mg

0 d

55.21x

54.99x

55.87x

5.62

0.210

0.332

4 d

47.19y

48.22y

48.89y

4.66

0.561

7 d

42.11z

43.00z

43.67z

3.99

0.215

 

P value

0.01

0.01

0.01

   

Carbonyl, nmol/mg

0

1.59x

1.62x

1.59x

0.20

0.112

0.445

4

2.60y

2.57y

2.57y

0.32

0.123

7

4.09z

4.00z

3.97z

0.38

0.167

 

P value

0.02

0.01

0.01

   

Myosin heavy chain, mg

0

24.34x

25.02x

25.00x

3.12

0.542

0.715

4

20.22y

21.67y

22.00y

3.00

0.123

7

17.19z

18.00z

18.99z

2.19

0.334

 

P value

0.02

0.03

0.01

  

Actin, mg

0

8.22

8.18

8.50

1.20

0.145

0.319

4

8.12

8.10

8.41

1.20

0.332

7

8.00

8.00

8.22

1.09

0.212

 

P value

0.12

0.45

0.52

   

Troponin T, mg

0

2.45x

2.60x

2.59x

0.25

0.09

0.092

 

4

2.00y

2.21y

2.19y

0.29

0.08

 
 

7

1.65z

1.90z

2.00z

0.31

0.08

 
 

P value

0.01

0.01

0.01

   
  1. x, y, z means having different superscript along the same column are significantly different (P < 0.05). a80 % canola oil and 20 % palm oil blend