Dietary Cholesterol Requirements of Large Red Swamp Crayfish (Procambarus clarkii)

Table 5

Effect of cholesterol level on serum biochemical indexes of P. clarkii.

Dietary cholesterol level (g/kg)	TP (g/L)	ALB (g/L)	AST (U/L)	ALT (U/L)	GLU (mmol/L)
2.47 (C0)	66.87 ± 3.40^ab	1.33 ± 0.06	8.00 + 1.00^a	11.33 + 1.15^a	0.41 ± 0.11
4.27 (C1)	68.91 ± 2.80^ab	1.26 ± 0.14	10.00 + 1.00^ab	17.33 + 1.15^b	0.41 ± 0.09
6.80 (C2)	66.80 ± 4.93^ab	1.42 ± 0.17	21.00 + 1.73^c	21.00 + 1.00^bc	0.43 ± 0.05
8.77 (C3)	77.72 ± 2.03^b	1.47 ± 0.09	11.67 + 0.76^b	21.33 + 1.15^c	0.71 ± 0.10
11.74 (C4)	68.14 ± 6.53^ab	1.36 ± 0.08	10.33 + 2.08^ab	30.00 + 2.00^d	0.76 ± 0.05
14.24 (C5)	62.33 ± 4.70^a	1.40 ± 0.09	11.33 + 0.76^ab	20.33 + 1.53^bc	0.85 ± 0.12
ANOVA
P value	0.02	0.86	0.058	0.087	0.038
Regression (n = 3)
Linear
Adj. R^2	−0.048	−0.043	−0.06	0.231	0.483
P value	0.643	0.592	0.858	0.025	0.001
Quadratic
Adj. R^2	0.199	−0.073	0.064	0.307	0.461
P value	0.074	0.665	0.239	0.025	0.004

Note: Values represent mean ± SD. Different letters in the same row indicate a significant difference between groups (>). TP, total protein; ALB, albumin; AST, aminotransferase; ALT, alanine aminotransferase; GLU, glucose.