Fig. 5

Changes and comparison of overall means±SEM concentration of FT4 hormone between control, melatonin, castrated and melatonin+castrated groups. Each black round point indicates mean concentration of FT4 hormone of each dog during study
Changes and comparison of overall means±SEM concentration of FT4 hormone between control, melatonin, castrated and melatonin+castrated groups. Each black round point indicates mean concentration of FT4 hormone of each dog during study