Figure 2From: Evaluation of the immunogenicity and efficacy of BCG and MTBVAC vaccines using a natural transmission model of tuberculosisMedian and interquartile range of IFN-γ (OD450nm) in blood samples after stimulation with PPD-B (A) or E/C cocktail (B) in each animal group at different time points during the study. ***p < 0.001; **p < 0.01; *p < 0.05.Back to article page