Table 2. Chemical components (%) and meat quality traits of eight major muscles from Hanwoo steer.
Traits | Muscles1 | |||||||
---|---|---|---|---|---|---|---|---|
LL | PM | SM | ST | GM | TB | RA | SF | |
Fat (%) | 13.67±0.86A | 9.18±0.20C | 6.29±0.47D | 5.60±0.18DE | 8.81±0.21C | 6.23±0.17D | 10.31±0.37B | 4.90±0.17E |
Moisture (%) | 61.87±0.95D | 64.10±0.50C | 68.98±0.66B | 69.32±0.49B | 65.23±0.23C | 69.56±0.52B | 63.83±0.20C | 71.09±0.29A |
Myoglobin (%) | 8.31±0.10D | 11.41±0.37A | 7.49±0.06E | 7.56±0.08E | 8.24±0.09D | 8.98±0.18C | 10.67±0.26B | 11.87±0.32A |
Collagen (%) | 1.25±0.03D | 1.31±0.03D | 1.55±0.05CD | 2.42±0.66AB | 1.57±0.05CD | 1.91±0.05BCD | 2.14±0.07BC | 3.06±0.20A |
Color CIE L* | 38.70±0.68A | 37.67±0.48AB | 36.70±0.26BC | 35.12±0.21D | 35.44±0.34D | 35.05±0.41D | 35.98±0.24CD | 33.63±0.21E |
CIE a* | 19.91±0.35B | 23.18±0.36A | 17.50±0.19D | 18.78±0.14C | 20.31±0.26B | 20.03±0.24B | 22.56±0.27A | 23.07±0.35A |
CIE b* | 8.57±0.19A | 8.49±0.26A | 7.31±0.21B | 7.49±0.20B | 7.08±0.28BC | 6.91±0.22BC | 8.27±0.16A | 6.50±0.20C |
Drip loss (%) | 1.34±0.05D | 1.29±0.03D | 1.85±0.02A | 1.59±0.03C | 1.69±0.02B | 1.74±0.02B | 1.37±0.04D | 1.35±0.02D |
Cooking loss (%) | 24.40±0.48D | 23.16±0.30E | 30.58±0.25A | 28.47±0.34B | 27.66±0.37B | 28.28±0.45B | 24.17±0.21D | 26.03±0.25C |
WBSF 2 (kg/cm2) | 3.76±0.21D | 2.97±0.11E | 5.41±0.19B | 6.02±0.26AB | 5.57±0.12B | 5.86±0.32AB | 4.48±0.17C | 6.40±0.20A |
Sarcomere (µm) | 2.15±0.04B | 2.54±0.02A | 2.05±0.04C | 1.89±0.03D | 1.91±0.03D | 1.93±0.02D | 2.15±0.03B | 1.80±0.03E |
A-EMeans±SE with different superscripts in the same row are significantly different (p<0.01).
1LL, Longissimus lumborum; PM, Psoas major; SM, Semimembranosus; ST, Semitendinosus; GM, Gluteus medius; TB, Triceps brachii; RA, Rectus Abdominis; SF, Superficialis flexor
2Warner-Bratzler shear force