Table 2 Characteristic/findings of three PTB subgroups.

From: Multi-cohort analysis reveals immune subtypes and predictive biomarkers in tuberculosis

Characteristic/findings

Subgroup C1

Subgroup C2

Subgroup C3

Association with disease progression

Gradual increase during recovery phase

Gradual increase during recovery phase

Prevalent during outbreak phase

Functional characteristics

ATP synthesis

Receptor degradation, amino sugar and nucleotide sugar metabolism

Cytokine-mediated signaling related to anti-inflammatory processes

Immune-inflammatory activity

Low

Moderate

High

Activity levels of cytokines

Type I IFN and IFN-γ pathway activity

Positive regulation of hemopoiesis pathway

Toll-like receptor (TLR) and chemokine pathways

CD8 + T cell abundance

High

Moderate

Low

Macrophage cell abundance

Low

Moderate

High

Enhanced MHC signaling

Low

Low

High