| NMSC | non-melanoma skin cancer |
| BCC | basal cell carcinoma |
| SCC | squamous cell carcinoma |
| MCC | Merkel cell carcinoma |
| BD | Bowen’s Disease |
| AK | Actinic Keratosis |
| UV | Ultraviolet |
| β-HPV | β-Human papilloma virus |
| UVB | ultraviolet B |
| UVA | Ultraviolet A |
| EGFR | epidermal growth factor receptor |
| FGFR | fibroblast growth factor receptors |
| EBV | Epstein–Barr virus |
| MCPyV | Merkel Cell Polyomavirus |
| LTAg | large T-antigen |
| STAg | small t-antigen |
| TL | Telomere length |
| hTERT | human telomerase reverse transcriptase |
| hTR | human telomere RNA |
| TERC | telomerase RNA component |
| TA | telomerase activity |
| PBL | peripheral blood lymphocytes |
| CIM | CpG island methylation |
| DNMTs | DNA methyltransferases |
| LAD | lamina-associated domains |
| HATs | acetyltransferases |
| HDACs | histone deacetyltransferases |
| pri-miRNAs | primary miRNAs |
| pre-miRNAs | precursor miRNAs |
| 3′ UTR | 3′-untranslated region |
| 5′ UTR | 5′-untranslated region |
| MN | Micronuclei |
| MNf | Micronuclei frequency |