Lung epithelium-specific proteins | Surfactant-associated proteins |
 |    • SP-A |
 |    • SP-D |
 | Mucin-associated antigens |
 |    • KL-6/MUC1 |
 | Clara-cell protein |
 |    • CC16 |
 | Other lung epithelial markers |
 |    • CK-19 |
 |    • Ca 19-9 |
 |    • SLX |
Cytokines and other serological parameters | Chemokines and cytokines |
 |    • MCP-1 |
 |    • MIP-1a |
 |    • ITAC/CXCL-11 |
 |    • TNF |
 | Anti-oxidant enzymes and collagen peptides |
 |    • Glutathione |
 |    • Type III procollagen peptide |
 | Markers of T-cell activation |
 |    • sIL-2R |
 | Markers of macrophage/monocyte activity |
 |    • ACE |
 |    • Neopterin |
 |    • b-glucuronidase |
 |    • LDH |