| BBB | Bloodbrain barrier |
| CNS | central nervous system |
| CSF | cerebrospinal fluid |
| GM | germinal matrix |
| GM-IVH | germinal matrix-intraventricular hemorrhage |
| PTNB | preterm newborn |
| TLR | Toll-like receptor |
| VEGF | Vascular endothelial growth factor |
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