| ABO | Adverse birth outcome |
| BKPyV | BK polyomavirus |
| BV | Bacterial vaginosis |
| CMV | Cytomegalovirus |
| dsDNA | Double-stranded deoxyribonucleic acid |
| dsRNA | Double-stranded ribonucleic acid |
| FGT | Female genital tract |
| GBS | Group B Streptococcus |
| HHV | Human Herpesvirus |
| HHV | Human Herpesvirus |
| HIV | Human immunodeficiency virus |
| HMP | Human Microbiome Project |
| HPV | Human papillomavirus |
| HSV | Herpes simplex virus |
| IFN | Interferon |
| IP-10 | Interferon Gamma-induced Protein 10 |
| JCPyV | JC polyomavirus |
| MCP1 | Monocyte Chemotactic Protein 1 |
| MCPyV | Merkel cell polyomavirus |
| NK | Natural killer |
| PTB | Preterm birth |
| ssDNA | Single-stranded deoxyribonucleic acid |
| ssRNA-RT | Reverse transcribing single-stranded ribonucleic acid |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
| SGA | Small-for-gestational age |
| STI | Sexually transmitted infection |
| Th | T helper |
| OTU | Operational taxonomic unit |