The recovered fluid was stored at 80 8C until DNA extraction was performed. The collected lungs were examined for the presence of Mycoplasma-like lesions and scored according to the procedure described by Hannan et al. (1982).
The recovered fluid was stored at 80 8C until DNA extraction was performed. The collected lungs were examined for the presence of Mycoplasma-like lesions and scored according to the procedure described by Hannan et al. (1982).