Differential expression of activation markers by Mycobacterium tuberculosis-specific CD4+ T-cell distinguishes extrapulmonary from pulmonary tuberculosis and latent infection

Intramural Research Program of the Fundacao Oswaldo Cruz, Departamento de Ciencia e Tecnologia (DECIT) - Secretaria de Ciencia e Tecnologia (SCTIE) – Ministerio da Saude (MS), Brazil [25029.000507/2013-07] and the National Institutes of Allergy and Infectious Diseases [U01-AI069923]. PSSM and DOS received scholarship from Fundacao de Amparo a Pesquisa do Estado da Bahia (FAPESB). The work of BBA was supported by grants from NIH (U01AI115940, U01AI069923). BBA is a senior scientist from the Conselho Nacional de Desenvolvimento Cientifico e Tecnologico (CNPq).