Table 4.
Blood and tissue biochemistry of juvenile gilthead sea breams fed to visual satiety from February to May 2019 (13 weeks) with a control diet and four supplemented diets with 0.5% or 1% of the LBGb or LBGh microalgae-derived products.
| CTRL | LBGb0.5 | LBGb1 | LBGh0.5 | LBGh1 | pa | |
|---|---|---|---|---|---|---|
| Plasma glucose (mM) | 3.32 ± 0.08 | 3.36 ± 0.10 | 3.59 ± 0.12 | 3.42 ± 0.11 | 3.34 ± 0.10 | 0.385 |
| Plasma lactate (mM) | 4.18 ± 0.49a | 2.26 ± 0.21b | 2.39 ± 0.31b | 2.79 ± 0.34ab | 1.91 ± 0.18b | 0.012 |
| Plasma triglycerides (mM) | 1.25 ± 0.08a | 1.49 ± 0.17ab | 1.83 ± 0.14b | 1.52 ± 0.18ab | 1.90 ± 0.15b | 0.032 |
| Plasma proteins (mg mL−1) | 31.54 ± 0.74 | 31.84 ± 0.88 | 30.68 ± 1.64 | 31.14 ± 1.07 | 29.44 ± 1.58 | 0.869 |
| Plasma cortisol (ng mL−1) | 24.93 ± 3.01a | 14.51 ± 1.71b | 14.39 ± 1.89b | 16.78 ± 2.70ab | 17.75 ± 1.87ab | 0.033 |
| Hepatic glucose (µmol gww−1) | 0.67 ± 0.09 | 0.82 ± 0.11 | 0.62 ± 0.14 | 1.03 ± 0.17 | 0.67 ± 1.11 | 0.178 |
| Hepatic glycogen (µmol gww−1) | 3.86 ± 0.34a | 4.48 ± 0.23ab | 5.45 ± 0.39b | 4.10 ± 0.27a | 5.23 ± 0.25b | 0.001 |
| Hepatic triglycerides (µmol gww−1) | 97.8 ± 11.0 | 99.7 ± 13.5 | 104.0 ± 10.3 | 103.6 ± 8.8 | 92.6 ± 7.5 | 0.946 |
| Muscular glucose (µmol gww−1) | 0.19 ± 0.03 | 0.19 ± 0.04 | 0.17 ± 0.03 | 0.17 ± 0.03 | 0.19 ± 0.05 | 0.977 |
| Muscular glycogen (µmol gww−1) | 0.04 ± 0.02 | 0.07 ± 0.03 | 0.09 ± 0.03 | 0.09 ± 0.04 | 0.04 ± 0.01 | 0.136 |
| Muscular lactate (µmol gww−1) | 41.64 ± 2.57 | 49.12 ± 2.22 | 45.22 ± 2.63 | 47.98 ± 3.32 | 45.01 ± 2.57 | 0.330 |
| Muscular triglycerides (µmol gww−1) | 17.73 ± 2.27a | 19.84 ± 2.83a | 18.49 ± 3.07a | 24.01 ± 4.02ab | 34.13 ± 5.56b | 0.022 |
Data are the mean ± SEM of 12 fish. Different superscript letters in each row indicate significant differences among dietary treatments based on one-way ANOVA and Tukey’s test (p < 0.05). CTRL: control; LBGb0.5: LB-GREENboost (0.5%); LBGb1: LB-GREENboost (1%); LBGh0.5: LB-GUThealth (0.5%); LBGh1: LB-GUThealth (1%).
aValues resulting from one-way analysis of variance.