| A549 | Human alveolar epithelial cell line |
| Ag85 | Antigen 85 complex (Ag85A/B/C) |
| AT1/AT2 | Alveolar epithelial type I/type II cell |
| B30.2 | B30.2 (PRY/SPRY) intracellular domain of BTN3A1 |
| BCG | Bacille Calmette–Guérin (Mycobacterium bovis BCG vaccine) |
| BTN2A1 | Butyrophilin 2A1 |
| BTN3A1 | Butyrophilin 3A1 |
| CARD9 | Caspase recruitment domain-containing protein 9 |
| CC16 | Clara cell 16-kDa protein (secretoglobin SCGB1A1) |
| CD1 | Cluster of differentiation 1 (lipid-antigen-presenting molecule) |
| CD4/CD8 | Cluster of differentiation 4/8 T cell co-receptors |
| CFP-10 | Culture filtrate protein, 10 kDa |
| cGAS | Cyclic GMP–AMP synthase |
| COPD | Chronic obstructive pulmonary disease |
| CXCR3 | C-X-C chemokine receptor type 3 |
| DAMP | Damage-associated molecular pattern |
| DC-SIGN | Dendritic cell-specific ICAM-3-grabbing non-integrin (CD209) |
| Dectin-2 | Dendritic cell-associated C-type lectin 2 |
| ESAT-6 | Early secreted antigenic target, 6 kDa |
| ESX-1 | ESAT-6 secretion system 1 (type VII secretion system) |
| Foxp3 | Forkhead box P3 |
| G-CSF | Granulocyte colony-stimulating factor |
| GSDMD | Gasdermin D |
| HIV | Human immunodeficiency virus |
| HLA | Human leukocyte antigen |
| HMBPP | (E)-4-hydroxy-3-methylbut-2-enyl pyrophosphate |
| iBALT | Inducible bronchus-associated lymphoid tissue |
| IFN-γ | Interferon-γ |
| IGRA | Interferon-γ release assay |
| IL | Interleukin (e.g., IL-1β, IL-2, IL-12, IL-17, IL-17A, IL-23) |
| iNKT | Invariant natural killer T cell |
| IPP | Isopentenyl pyrophosphate |
| KLRG1 | Killer cell lectin-like receptor G1 |
| LAM | Lipoarabinomannan |
| LL-37 | Human cathelicidin antimicrobial peptide LL-37 |
| MAIT | Mucosal-associated invariant T cell |
| ManLAM | Mannose-capped lipoarabinomannan |
| MCL | Macrophage C-type lectin (CLEC4D) |
| MEP | 2-C-methyl-D-erythritol 4-phosphate (non-mevalonate) pathway |
| MHC | Major histocompatibility complex |
| Mincle | Macrophage-inducible C-type lectin (CLEC4E) |
| MLKL | Mixed-lineage kinase domain-like protein |
| MMP-12 | Matrix metalloproteinase-12 (macrophage metalloelastase) |
| MSMD | Mendelian susceptibility to mycobacterial disease |
| Mtb | Mycobacterium tuberculosis |
| MUC5AC/MUC5B | Mucin 5AC/mucin 5B |
| MVA85A | Modified vaccinia Ankara virus expressing antigen 85A |
| NE | Neutrophil elastase |
| NET | Neutrophil extracellular trap |
| NK | Natural killer cell |
| NLRP3 | NOD-, LRR-, and pyrin domain-containing protein 3 |
| NOD2 | Nucleotide-binding oligomerization domain-containing protein 2 |
| PD-1 | Programmed cell death protein 1 |
| pAg | Phosphoantigen |
| PPD | Purified protein derivative (tuberculin) |
| PtpA | Protein tyrosine phosphatase A |
| RD1 | Region of difference 1 |
| RIPK1/RIPK3 | Receptor-interacting serine/threonine protein kinase 1/3 |
| ROS | Reactive oxygen species |
| SapM | Secreted acid phosphatase M |
| SP-A/SP-D | Surfactant protein A/D |
| STING | Stimulator of interferon genes |
| Syk | Spleen tyrosine kinase |
| TB | Tuberculosis |
| Tc1 | Type 1 cytotoxic T cell |
| TCR | T cell receptor |
| TDM | Trehalose dimycolate (cord factor) |
| Th1/Th17 | T helper type 1/type 17 cell |
| TLRs | Toll-like receptors |
| TLR2 | Toll-like receptor 2 |
| TLS | Tertiary lymphoid structure |
| TNF | Tumor necrosis factor |
| Treg | Regulatory T cell |
| TRM | Tissue-resident memory T cell |
| Vγ9Vδ2/Vγ2Vδ2 | γδ T cell receptor usage defining the major pAg-responsive subset (human Vγ9Vδ2; non-human primate Vγ2Vδ2) |
| Vδ1/Vδ3 | γδ T cells defined by δ-chain (Vδ1, Vδ3) usage |
| αβ T cell | T cell bearing an α/β T cell receptor |
| γδ T cell | T cell bearing a γ/δ T cell receptor |