| AGO | Argonaute |
| ERFVII | Group VII of Ethylene Responsive Factor |
| HRG | Hypoxia Regulated Gene |
| miRNA | Micro RNA |
| PTGS | Post-transcriptional Gene Silencing |
| RISC | RNA-induced silencing complex |
| siRNA | Small Interfering RNA |
| smRNA | Small RNA |
| TGS | Transcriptional Gene Silencing |