Correspondingly, the analysis of cytokines and apoptotic markers released from TB-incubated NK cells during cytotoxic interaction against BV-173 cells showed increased concentrations for perforin, GraA and GraB, but no significant alterations of TNFα, IFNγ, or granulysin could be detected (Figure 2C). This evidence concerns the gene RAB3IL1 and tuberculosis.