| PE | Preeclampsia |
| TL | Telomere Length |
| RTL | Relative Telomere Length |
| ART | Assisted Reproduction Technique |
| FET | Frozen Embryo Transfer |
| IVF | In Vitro Fertilization |
| OD | Oocyte Donation |
| PRISMA | Preferred Reporting Items for Systematic Reviews and Meta-Analyses |
| ICD-10 | 10th Revision of the International Statistical Classification of Diseases and Related Health Problems |
| EOPE | Early-Onset Preeclampsia |
| LOPE | Late-Onset Preeclampsia |
| FISH | Fluorescence In Situ Hybridization |
| SAHF | Senescence-Associated Heterochromatic Foci |
| hUCB-MSCs | Human Umbilical Cord Blood-Derived Mesenchymal Stem Cells |
| FGR | Fetal Growth Restriction |
| BMI | Body Mass Index |
| TERT | Telomerase Reverse Transcriptase |
| TER | Telomerase RNA Component |
| GWAS | Genome-Wide Association Study |
| qPCR | Quantitative Polymerase Chain Reaction |
| ELISA | Enzyme-Linked Immunosorbent Assay |
| TAS | Total Antioxidant Status |
| TOS | Total Oxidant Status |
| GA | Gestational Age |
| SBP | Systolic Blood Pressure |
| DBP | Diastolic Blood Pressure |
| OR | Odds Ratio |
| CI | Confidence Interval |
| SEM | Standard Error of the Mean |
| SD | Standard Deviation |
| SIRT1 | Sirtuin-1 |
| eNOS | Endothelial Nitric Oxide Synthase |