Dietary Thymol Improved Growth, Body Composition, Digestive Enzyme Activities, Hematology, Immunity, Antioxidant Defense, and Resistance to Streptococcus iniae in the Rainbow Trout (Oncorhynchus mykiss)

Table 7

The hematological alternations () in rainbow trout, Oncorhynchus mykiss () over 60 days feeding with dietary levels of thymol (TYM). For each parameter, the differences between the means are indicated as different superscripted letters ().

Parameters	Thymol concentrations (g/kg diet)					values
	Nonsupplemented	1	1.5	2	2.5
RBC (×10 ^6/μl)	^a	^a	^a	^b	^c	0.01
WBC (×10^3/μl)	^a	^a	^ab	^b	^c	0.015
Hct (%)	^a	^a	^a	^b	^b	0.008
Hb (g/dl)	^a	^a	^a	^b	^b	0.011
MCV (fl)	^a	^ac	^b	^c	^c	0.02
MCH (pg)						0.035
MCHC (%)	^a	^a	^a	^b	^b	0.002

RBC: red blood cell, WBC: white blood cell, Hct: hematocrit, Hb: hemoglobin, MCV: mean corpuscular volume, MCH: mean corpuscular hemoglobin, MCHC: mean corpuscular hemoglobin concentration.