Table 3.
Estimation of QTL for meat quality traits in a novel F2 chicken population
| QTLMAP | QTLExpress | ||||||||
| Trait1 | GGA | Location2 | Flanking markers | LRP3 | Var4 (%) | P-Value (Chr)5 | P_Value (Chr)5 | F values | Location (cM) |
| BCo-Y | 1 | 174 (168–182) | ADL188 – ADL150 | 102 | 20.5 | 0.02*6 | ns | 5.13 | 49 |
| DL | 1 | 357 (352–367) | MCW200 – LEI139 | 114 | 12 | 0.002**7 | 0.02* | 10.1 | 560(454–565) |
| pH15 | 1 | 396 (386–403) | LEI139 – MCW283 | 126 | 29 | <0.0005** | 0.04* | 8.97 | 369(324–404) |
| pH15 | 2 | 249 (243–274) | MCW063 – ADL257 | 124 | 14 | <0.0005** | ns | 2.36 | 302 |
| pHu | 4 | 189 (140–200) | ADL331 – MCW240 | 99 | 18 | 0.02* | <0.0005** | 21.71 | 191(182–231) |
| BCo-Y | 11 | 62 (56–69) | ADL210 – ADL308 | 153 | 31 | <0.0005** | <0.0005** | 53.42 | 62(51–69) |
| BCo-R | 11 | 68 (58–69) | ADL210 – ADL308 | 115 | 19 | <0.0005** | <0.0005** | 24.83 | 65(41–69) |
| pH15 | 12 | 24 (16–30) | ADL372 – ADL044 | 105 | 21 | 0.005* | ns | 4.43 | 0 |
| DL | 14 | 20 (20–44) | ADL118 – MCW123 | 98 | 13.5 | 0.003* | ns | 0.49 | 45 |
1BCo-Y = yellowness; DL = drip loss, pH15 = pH 15 minutes post-mortem; pHu = ultimate pH; BCo-R = redness; 2Location and confidence interval in cM; 3Likelihood ratio 4Variance explained by the QTL (%) 5Chromosome-wide P-Value; 6* = Suggestive; 7** = Genome-wide 1%