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. 2017 Jun 27;30(12):1756–1763. doi: 10.5713/ajas.17.0039

Table 3.

Mean values (mean±standard error) for color characteristics of horse muscles during frozen storage at −20°C

Muscle CIE L* (Lightness) CIE a* (Redness) CIE b* (Yellowness)



0 d (non-frozen) 120 d 240 d 360 d 0 d 120 d 240 d 360 d 0 d 120 d 240 d 360 d
LD 36.36±0.41a 37.32±0.28a 37.00±0.99a 35.16±1.42a 22.16±0.52aA 22.15±0.38aA 18.23±0.38aB 18.04±0.21cbB 10.62±0.35a 10.78±0.47a 9.12±0.42a 8.95±0.30a
GM 34.44±0.57bC 41.45±0.75aA 38.43±0.87aB 37.46±0.72aB 19.22±0.56bcA 19.02±0.49cA 17.78±0.84aB 17.18±0.43cB 8.56±0.40b 10.57±0.21a 9.69±0.41a 9.24±0.18a
BF 34.47±0.78bC 40.02±0.75aA 37.21±1.03aB 35.03±0.92aCB 20.15±0.43abA 20.71±0.31bA 18.43±0.87aB 18.37±0.17bB 8.91±0.35b 10.71±0.34a 9.20±0.37a 8.95±0.24a
TB 32.54±0.28cB 39.47±0.29abA 37.30±1.43aA 34.98±0.41aAB 20.56±0.41ab 21.16±0.56ab 19.09±0.74a 20.01±0.51a 8.69±0.27b 9.60±0.46a 10.05±0.65a 8.71±0.28a
SM 32.72±0.59cC 39.46±0.95abA 37.48±1.23aAB 35.15±0.77aBC 18.44±0.44c 19.36±0.46c 18.39±0.83a 18.41±0.44b 8.24±0.38b 10.78±0.39a 9.60±0.62a 9.41±0.46a

CIE, Commission International de l’Eclairage; LD, longissimus dorsi; GM, gluteus medius; BF, biceps femoris; TB, triceps brachii; SM, semimembranosus.

Values with different letters (A–C) within each parameter in the same row differ significantly (p<0.05).

Values with different letters (a–c) in the same column differ significantly (p<0.05).