Table 1.
Effects of heat stress on serum biochemical parameters of homozygous mutations of TSHR and wild-type chickens.
| Parameter | AA1 |
GG1 |
Pvalue |
||||
|---|---|---|---|---|---|---|---|
| Standard2 | HS2 | Standard2 | HS2 | G2 | T2 | G*T | |
| TP (g/L) | 48.32 ± 3.94 | 47.00 ± 4.77 | 48.07 ± 4.67 | 48.30 ± 6.65 | 0.30 | 0.22 | 0.20 |
| ALB (g/L) | 21.10 ± 1.23 | 20.22 ± 1.54 | 21.87 ± 1.26 | 22.12 ± 2.25 | 0.19 | 0.17 | 0.87 |
| ALT (U/L) | 3.20 ± 0.72c | 7.10 ± 1.89b | 3.65 ± 0.65c | 12.20 ± 2.44a | 0.42 | 0.006 | 0.007 |
| ALP (U/L) | 798.44 ± 110.13 | 814.89 ± 134.94 | 811.56 ± 148.95 | 815.89 ± 134.83 | 0.27 | 0.30 | 0.41 |
| LDH (U/L) | 1,800.56 ± 259.5c | 2,043.22 ± 234.94b | 1,894.22 ± 248.94c | 2,832.56 ± 248.32a | 0.07 | 0.01 | 0.02 |
| CK (U/L) | 1,550.00 ± 261.7c | 2,379.22 ± 257.12b | 1,373.56 ± 142.75c | 2,968.33 ± 100.12a | 0.15 | 0.005 | 0.001 |
abcValues of each parameter in a row with different superscripts indicate significance.
Abbreviations: ALB, albumin; ALT, alanine transaminase; ALP, alkaline phosphatase; CK, creatine kinase; LDH, lactate dehydrogenase; TP, total protein.
1
AA: chickens with the TSHR (41020238:A/A) genotype; GG: chickens with the TSHR (41020238:G/G) genotype.
2
Standard: ambient temperature was 20 ± 1°C; HS: ambient temperature was 35 ± 1°C; G: genotype; T: temperature.