Fig. 2From: Comparison of antibody responses against Mycobacterium tuberculosis antigen Rv0679c in tuberculosis patients from the endemic and non-endemic regions of the Beijing genotype: a case control studyAnti-TBGL antibody response. a, b, anti-TBGL antibodies between patients and healthy controls from China; c, d, anti-TBGL antibodies between patients and healthy controls from the Philippines. Cutoff was set to 2 in accordance with the instructions provided by TBGL kits. A significant difference indicated by non-parametric t-test was shown as p < 0.05Back to article page