Briefly, the low (1.5×103 CFU/mL) and high (1.5×106 CFU/mL) doses of each bacterium were suspended in 10 μL of PBS either with or without L. major (1.5×106/ml). Leishmania major alone and PBS were set as controls. The suspensions were injected intradermally into the right ear pinna of mice following anesthetizing with xylazine (10 mg/kg) and ketamine (80 mg/kg) (Table 1).
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