| AP-1 | activated protein 1 |
| ATCC | American Type Culture Collection |
| CIMAP | Centre de recherches sur les Ions, les Matériaux et la Photonique |
| d2EGFP | destabilized EGFP |
| DDR | DNA damage response |
| DNA-PK | DNA-dependent protein kinase |
| DSB | double strand break |
| EGFP | Enhanced Green Fluorescent Protein |
| ESCC | esophageal squamous cell cancer |
| EXO1 | exonuclease 1 |
| FBS | fetal bovine serum |
| GANIL | “Grand Accélérateur National d’Ions Lourds” |
| GSI | GSI Helmholtzzentrum für Schwerionenforschung GmbH |
| HEK | human embryonic kidney |
| HIMAC | Heavy Ion Medical Accelerator in Chiba |
| HR | Homologous Recombination |
| HSPC | hematopoietic stem and progenitor cells |
| IAP | inhibitor of apoptosis protein |
| IκBα | inhibitor of NF-κB α |
| IKK | IκB kinase |
| IκBα-SR | super-repressor variant of IκBα |
| ISS | International Space Station |
| k.d. | knock-down |
| LARIA | “Laboratoire d’Accueil en Radiobiologie avec les Ions Accélérés” |
| LET | linear energy transfer |
| MDR1 | multi-drug resistance |
| MeV/n | Mega electron Volt per nucleon |
| MnSOD | manganese superoxide dismutase |
| mRNA | messenger RNA |
| NF-κB | Nuclear factor κB |
| NHEJ | Non-Homologous Endjoining |
| NPCs | neural progenitor cells |
| NRE | NF-κB response element |
| NSCs | neural stem cells |
| P | probability |
| PBL | peripheral blood lymphocytes |
| PBS | phosphate buffered saline |
| PI3K | phosphatidyl inositol kinase 3 |
| RBE | relative biologic effectiveness |
| Rel | Reticuloendotheliosis |
| RT-qPCR | Reverse Transcriptase real-time quantitative PCR |
| shRNA RelA | RelA short-hairpin RNA |
| SD | standard deviation |
| SE | standard error |
| TK | thymidine kinase |
| TLR5 | Toll-like receptor 5 |
| TNF-α | tumor necrosis factor α |
| TP53 | tumor protein p53 |