| cDNA | Complementary DNA |
| CNS | Central Nervous System |
| FC | Fold Change |
| FDR | False Discovery Rate |
| FFPE | Formalin-Fixed Paraffin-Embedded |
| GMB | Glioblastoma Multiforme |
| HGG | High-grade Glioma |
| LGG | Low-grade Glioma |
| lncRNA | Long-Non-Coding RNA |
| miRNA | MicroRNA |
| NAT | Normal Adjacent Tissue |
| ncRNA | Non-Coding RNA |
| NGS | Next Generation Sequencing |
| PCA | Principal Component Analysis |
| piRNA | Piwi RNA |
| PRC | Polycomb Repressive Complex |
| RNP | Ribonucleoprotein |
| RNAP | RNA Polymerase II |
| RPM | Reads Per Million |
| RT-qPCR | Real-Time Quantitative PCR |
| rRNA | Ribosomal RNA |
| siRNA | Small Interfering |
| snRNA | Small Nuclear RNA |
| snoRNA | Small Nucleolar RNA |
| sRNA | Small RNA |
| TCGA | The Cancer Genome Atlas |
| tRNA | Transfer RNA |
| UMI | Unique Molecular Identifier |
| WHO | World Health Organization |