Table 1.
Genes associated with muscle growth in broiler and layer chickens.
| Gene Name | Symbol | Fold Change * | ||||
|---|---|---|---|---|---|---|
| 1D | 2W | 4W | 6W | 8W | ||
| Slow-type myofiber protein genes | ||||||
| Troponin I type 1 (skeletal, slow) | TNNI1 | −1.99 | 1.05 | −6.47 | −1.05 | 1.14 |
| Myoglobin | MB | 1.04 | −1.81 | −10.04 | −6.8 | 1.17 |
| Myosin, light chain 3, alkali; ventricular, skeletal, slow | MYL3 | −1.96 | −1.04 | −19.79 | −1.41 | −1.02 |
| Myosin, heavy chain 7B, cardiac muscle, beta | MYH7B | −3.07 | −1.01 | −11.31 | 1.1 | 1.36 |
| Similar to myosin L2B regulatory light chain, cardiac muscle – chicken | LOC417506 | −1.27 | 1.04 | −58.02 | −5.54 | 1.34 |
| Myelin basic protein | MBP | 1.16 | −1.81 | −1.83 | −3.67 | −1.68 |
| Similar to dynein light chain-2 | LOC417663 | −1.25 | −2.13 | −1.77 | −1.28 | −1.73 |
| Satellite cell proliferation and muscle hypertrophy | ||||||
| Cysteine and glycine-rich protein 3 (cardiac LIM protein) | CSRP3 | −2.17 | 1.01 | −9.44 | −16.72 | −1.04 |
| Four and a half LIM domains 2 | FHL2 | −1.38 | −8.19 | −10.95 | −7.65 | −9.84 |
| Similar to actin binding LIM protein family member 2 | LOC422866 | −1.08 | −2.06 | −1.78 | −2.24 | −2.56 |
| Fibroblast growth factor receptor 2 | FGFR2 | −1.31 | −2.28 | −1.05 | −1.6 | −1.87 |
| Fibroblast growth factor 1 (acidic) | FGF1 | −1.11 | −2.45 | −2.07 | −2.75 | 1.61 |
| Heparan sulfate 6-O-sulfotransferase 2 | HS6ST2 | −3.07 | −4.09 | −1.51 | −2.13 | −3.1 |
| Musculoskeletal, embryonic nuclear protein 1 | MUSTN1 | −1.01 | 2.94 | 2.17 | 2.45 | 1.51 |
| Fibroblast growth factor 16 | FGF16 | −1.06 | 2.86 | 2.45 | 8.16 | 2.77 |
| Inner centromere protein antigens 135/155 kDa | INCENP | 2.02 | 1.59 | 2.15 | 1.39 | 1.3 |
| NudE nuclear distribution gene E homolog 1 (A. nidulans) | NDE1 | 1.49 | 2.48 | 2.68 | 1.91 | 1.23 |
* Comparison of expression values between muscle cells of broilers and layers, which normalized to a fold change of 1.0 and −1.0 in case of broilers having more and less mRNAs, respectively. D stands for day and W stands for week [169].