Immunoglobulin and Oxidative Status Activities of Breast Meat in Broilers Fed Different Levels of Sodium Butyrate and Rosemary (Rosmarinus officinalis L) Leaf Meal

Document Type : Original Article

Authors

1 DEPARTMENT OF ANIMAL SCIENCE, FACULTY OF AGRICULTURE, UNIVERSITY OF NIGERIA NSUKKA

2 Department of Animal Science, University of Nigeria Nsukka 410001, Enugu state, Nigeria

3 Department of Agriculture, Faculty of Applied Sciences, Cape Peninsula University of Technology, Wellington Campus, Private Bag X8, Wellington 7654, Cape Town, South Africa

Abstract

The effect of sodium butyrate and rosemary leaf meal inclusion on immunoglobulin and oxidative status in breast meat of Arbor Acre broiler birds was investigated. The day-old chicks (n=320) were randomly allotted to 10 dietary treatments that had four replications of 8 birds each. The dietary treatments were allocated as follows : T1= basal diet (BD), T2 = basal diet + 1g/kg Oxytetracycline , T3= BD +2g/kg Sodium butyrate (SB), T4= basal diet +4g SB/kg, T5 = basal diet + 2.5g/kg rosemary leaf meal (RLM), T6=  BD +5.0g/kg RLM , T7= BD +2g/kg SB + 2.5g/kg RLM, T8= BD + 2g/kg SB +5.0g/kg RLM, T9= BD + 4g/kg SB + 2.5g/kg RLM and T10= BD + 4g/kg SB + 5.0g/kg RLM. Results showed that birds fed T1 recorded the lowest (p < 0.05) IgM and IgA values at both phases. The concentration of IgM and IgA for birds fed T4 and T6 were higher (p < 0.05) compared with those in other groups. Birds fed T4 and T6 recorded the highest (p < 0.05) values for superoxide dismutase (SOD) and catalase at both phases when compared with the control groups. At the starter phase, the values for glutathione peroxidase (GPx) was lowest (p < 0.05) in the meat of birds in all the supplemental groups when compared with those of birds in the control groups. It was concluded that; 4 g/kg SB and 5 g/kg RLM supplementation improved the immunoglobulin markers and oxidative status of breast meat in broiler birds.

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