| PH | pulmonary hypertension |
| PAH | pulmonary arterial hypertension |
| NcRNA | non-coding RNA |
| LncRNA | long noncoding RNA |
| SncRNA | small noncoding RNA |
| CircRNA | circular RNA |
| MiRNA | microRNA |
| PiRNA | Piwi-interacting RNA |
| RV | right ventricular |
| ceRNA | competitive endogenous RNA |
| LincRNA | long intergenic ncRNA |
| ERNA | enhancer RNA |
| PAEC | pulmonary artery endothelial cell |
| PASMC | pulmonary artery smooth muscle cell |
| PMEC | pulmonary microvascular endothelial cell |
| EPC | endothelial progenitor cell |
| PBMC | peripheral blood mononuclear cell |
| scRNA-Seq | Single-Cell RNA-Sequencing |
| spRNA-Seq | Spatial RNA-Sequencing |