Table 1.
Comparison of genotype and allele distributions of chicken PRNP c.163_180delAACCCAGGGTACCCCCAT (p.55_60delNPGYPH) polymorphism in 4 chicken breeds
| Breeds | Total, n | Genotype frequency, n (%) | P-value | Allele frequency, n (%) | P-value | HWE | Ref | |||
|---|---|---|---|---|---|---|---|---|---|---|
| WT/WT | WT/DEL | DEL/DEL | WT | DEL | ||||||
| Dekalb White | 106 | 13 (12.3) | 89 (84) | 4 (3.7) | – | 115 (54.2) | 97 (45.8) | – | <0.001 | [22] |
| Ross | 100 | 84 (84) | 16 (16) | 0 (0) | <0.0001 | 184 (92) | 16 (8) | <0.0001 | 0.3845 | This study |
| Ogolgye | 100 | 68 (68) | 31 (31) | 1 (1) | <0.0001 | 167 (83.5) | 33 (16.5) | <0.0001 | 0.2112 | This study |
| Korean native chickens | 100 | 82 (82) | 17 (17) | 1 (1) | <0.0001 | 181 (90.5) | 19 (9.5) | <0.0001 | 0.9097 | This study |