Figure 3From: Development and validation of an enzyme-linked immunosorbent assay for antibodies against Mycobacterium bovisin european wild boarHistogram of the distribution of the ELISA index values at the defined conditions (1/200 and 0.05 μg/ml) and according to the status of the animals: positive (POSITIVE) or negative (NEGATIVE). The horizontal line represents the chosen cut-off value.Back to article page