| COX2 | cyclooxygenase 2 |
| CX | connexin |
| GJIC | gap junctional intercellular communication |
| HMW | high molecular weight |
| KC | keratinocyte chemoattractant; CXCl1 |
| MCP1 | monocyte chemoattractant protein 1 |
| LMW | low molecular weight |
| PAH | polycyclic aromatic hydrocarbon |
| TNF | tumor necrosis factor alpha |
| rTNF | recombinant TNF |