Table 6.
Effects of supplemental HMBi on plasma biochemical indexes of beef cattle.
| Item4 | Treatment1 | SEM2 | P -value3 | |||
|---|---|---|---|---|---|---|
| H0 | H15 | H30 | Linear | Quadratic | ||
| ALT, U/L | 27.4 | 29.3 | 27.5 | 1.58 | 0.983 | 0.351 |
| AST, U/L | 72.3 | 69.1 | 68.1 | 2.36 | 0.237 | 0.716 |
| TP, umol/L | 65.4 | 66.2 | 66.3 | 1.76 | 0.710 | 0.858 |
| TC, mmol/L | 4.22 | 4.16 | 4.19 | 0.18 | 0.927 | 0.830 |
| TG, mmol/L | 0.27 | 0.25 | 0.26 | 0.01 | 0.565 | 0.191 |
| BUN, mmol/L | 4.47a | 4.81a | 4.15b | 0.18 | 0.238 | 0.047 |
| HDLC, mmol/L | 1.47 | 1.47 | 1.45 | 0.06 | 0.762 | 0.907 |
| LDLC, mmol/L | 1.18 | 1.19 | 1.19 | 0.05 | 0.906 | 0.940 |
| NEFA, mmol/L | 0.71 | 0.72 | 0.68 | 0.04 | 0.661 | 0.540 |
1
Treatments were: H0, basal diet without MetaSmart® H15, basal diet supplemented with 15 g/d HMBi; H30, basal diet supplemented with 30 g/d MetaSmart®.
2
SEM, standard error of the mean.
3
Significant at P ≤ 0.05.
4
ALT, alanine aminotransferase; AST, aspartate aminotransferase; TP, total protein; TC, Cholesterol; TG, Triglyceride; BUN, blood urea nitrogen; HDLC, high-density lipoprotein cholesterol; LDLC, low-density lipoprotein; NEFA, non-esterified fatty acids.
a, b
Means within a row followed by different lower-case letters differ significantly from each other (P < 0.05).