Effects of Dietary Mannan Oligosaccharides on Growth, Nonspecific Immunity and Tolerance to Salinity Stress and Streptococcus iniae Challenge in Golden Pompano, Trachinotus ovatus

Table 2

Haematological parameters of pompano fish (day 56 MOS0.0: control, MOS0.1: 0.1%, MOS0.2: 0.2%, MOS0.4: 0.4%, MOS0.6: 0.6%, and MOS0.8: 0.8% mannan oligosaccharide added to the diets.

	Diets
	MOS0.0	MOS0.1	MOS0.2	MOS0.4	MOS0.6	MOS0.8
RBC (×10^6 mm^−3)	3.56 ± 0.24^a	4.61 ± 0.28^b	4.91 ± 0.23^b	4.75 ± 0.43^b	4.07 ± 0.41^ab	3.77 ± 0.41^ab
WBC (×10^5 mm^−3)	0.50 ± 0.06^a	0.87 ± 0.09^b	0.75 ± 0.07 ^b	0.73 ± 0.07 ^b	0.68 ± 0.06^b	0.59 ± 0.08^ab
Monocyte (%)	33.76 ± 3.80^a	26.85 ± 2.0^b	20.68 ± 1.88^b	23.09 ± 3.73^b	25.75 ± 4.25^b	22.75 ± 4.25^b
Lymphocyte (%)	48.72 ± 3.76^a	59.09 ± 2.38^b	66.20 ± 2.30^b	61.90 ± 4.61^b	60.94 ± 4.30^b	62.94 ± 2.20^b
Neutrophil (%)	13.70 ± 2.54	11.16 ± 2.92	10.44 ± 1.53	12.34 ± 2.88	10.56 ± 2.48	11.56 ± 2.32
Eosinophil (%)	1.07 ± 0.42	1.05 ± 0.34	1.02 ± 0.35	0.94 ± 0.24	1.11 ± 0.21	1.51 ± 0.12
Basophil (%)	2.76 ± 0.48^a	1.84 ± 0.35^b	1.65 ± 0.44^b	1.72 ± 0.51^b	1.64 ± 0.51^b	1.24 ± 0.31^b

The data are presented with the mean and standard error of the mean. The use of distinct letters indicates significant differences between treatments.