Table 3.
Crude protein and amino acid patterns of the yolk of eggs of different sources in the retail market.
| Crude Protein (g/100 g)/Amino Acid (mg/100 g) | Source of Eggs | Statistical Analysis | ||||
|---|---|---|---|---|---|---|
| A | B | C | D | RMSE | p-Value | |
| Crude protein | 15.97 | 16.12 | 15.83 | 16.04 | 0.796 | 0.873 |
| Arginine | 1156.3 | 1150.0 | 1133.8 | 1131.3 | 24.78 | 0.440 |
| Histidine | 418.3 a | 412.0 a | 393.3 ab | 375.5 b | 16.68 | 0.016 |
| Isoleucine | 819.8 a | 813.0 a | 795.3 a | 712.5 b | 19.11 | 0.001 |
| Leucine | 1418.0 a | 1411.8 a | 1393.3 a | 1317.5 b | 15.49 | 0.001 |
| Lysine | 1284.3 | 1278.0 | 1236.8 | 1243.5 | 33.96 | 0.174 |
| Methionine | 401.0 a | 394.8 a | 353.5 b | 348.8 b | 19.27 | 0.004 |
| Methionine + cysteine | 531.8 c | 678.8 a | 598.8 b | 624.5 ab | 36.01 | 0.001 |
| Phenylalanine | 691.8 a | 685.0 a | 655.8 b | 644.3 b | 17.53 | 0.008 |
| Phenylalanine + tyrosine | 1412.5 | 1399.0 | 1363.0 | 1342.0 | 36.99 | 0.073 |
| Threonine | 860.3 | 854.0 | 822.3 | 888.0 | 31.62 | 0.082 |
| Tryptophan | 185.5 | 218.5 | 263.8 | 208.8 | 35.89 | 0.059 |
| Valine | 860.8 | 854.3 | 865.8 | 878.0 | 58.07 | 0.947 |
| EAAs | 6939.8 a | 6921.5 a | 6768.0 ab | 6628.5 b | 112.7 | 0.008 |
| Alanine | 831.0 a | 824.8 a | 788.5 ab | 761.3 b | 22.40 | 0.003 |
| Aspartic acid | 1580.8 a | 1574.3 a | 1547.8 a | 1492.3 b | 33.99 | 0.014 |
| Glutamic acid | 2051.8 a | 2045.0 a | 2024.3 a | 1958.0 b | 27.41 | 0.002 |
| Glycine | 499.8 b | 493.3 b | 464.8 c | 537.8 a | 14.36 | 0.002 |
| Proline | 674.3 a | 668.0 a | 632.5 b | 626.8 b | 20.74 | 0.015 |
| Serine | 1343.5 | 1377.0 | 1335.8 | 1315.3 | 38.71 | 0.212 |
| NEAAs | 8988.5 ab | 9131.0 a | 8864.5 b | 8811.5 b | 115.1 | 0.011 |
| EAAs/NEAAs | 0.772 | 0.758 | 0.763 | 0.752 | 0.0169 | 0.481 |
a–c Means with varying superscripts differ significantly (p < 0.05); RMSE, Root mean square error; p value, probability level; EAAs, total essential amino acids; NEAAs, total non-essential amino acids; EAAs/NEAAs, total essential amino acids/total non-essential amino acids ratio.