IGHG3 and pulmonary tuberculosis: In this study, we profiled plasma levels of selected endocrine hormones (cortisol, dehydroepiandrosterone, leptin, human growth hormone, testosterone, and estradiol) and antibodies (IgG, IgG1, IgG2, IgG3, IgA, IgM) in tuberculosis patients with varied forms of the disease (pulmonary TB and TB lymphadenitis) and in comparison to apparently healthy individuals, who were further categorized as latently infected or uninfected.