| VD | vitamin D |
| VDR | vitamin D receptor |
| MODS | multiple organ dysfunction syndrome |
| ICUs | intensive care units |
| 1,25(OH)2D3 | 1α,25-dihydroxyvitamin D3 |
| VDD | vitamin D deficiency |
| PICUs | pediatric intensive care units |
| CRP | c-reactive protein |
| APACHE II | acute physiology and chronic health evaluation II |
| SOFA | sequential organ failure assessment |
| EONS | early-onset neonatal sepsis |
| RCT | randomized controlled trial |
| SNPs | single nucleotide polymorphisms |
| LPS | lipopolysaccharides (endotoxins) |
| PAMPs | pathogen-associated molecular patterns |
| DAMPs | damage-associated molecular patterns |
| PRRs | pattern recognition receptors |
| TLRs | toll-like receptors |
| NOD | nucleotide-binding oligomerization domain |
| RIG-I | retinoic acid-inducible gene 1 |
| TNF-α | tumor necrosis factor-α |
| IL-1 | interleukin-1 |
| MDSCs | myeloid-derived suppressor cells |
| MHC-II | major histocompatibility complex class II |
| PD-1 | programmed cell death protein 1 |
| DIC | disseminated intravascular coagulation |
| TF | tissue factor |
| FX | coagulation factors |
| GSDMD | gasdermin D |
| ROS | reactive oxygen species |
| ATP | adenosine triphosphate |
| DBP | vitamin D binding protein |
| LC-MS/MS | liquid chromatography-tandem mass spectrometry |
| RXR | retinoid X receptor |
| VDREs | vitamin D response elements |
| eRNAs | enhancer RNAs |
| PDIA3 | protein disulfide isomerase family A member 3 |
| DC(s) | dendritic cell(s) |
| IFN-g | interferon-gamma |
| APC | antigen-presenting cell |
| NO | nitric oxide |
| Th1: | T helper 1 cell |
| CYP27B1 | 25-hydroxyvitamin D3 1-alpha-hydroxylase (enzyme) |
| TCR | T cell receptor |
| PLC-γ1 | phospholipase C gamma 1 |
| iNKT | invariant natural killer T cell |
| IFN-γ | interferon gamma |
| Treg | regulatory T cell |
| Foxp3 | forkhead box P3 |
| AMP | antimicrobial peptide |
| hCAP-18 | human cationic antimicrobial peptide 18 |
| DEFB | defensin beta |
| LL-37 | cathelicidin antimicrobial peptide (Active form of hCAP-18) |
| Mtb | mycobacterium tuberculosis |
| ZIKV | zika virus |
| ATG16L1 | autophagy related 16 like 1 |
| LC3 | microtubule associated protein 1 light chain 3 (Autophagy marker) |
| MyD88 | myeloid differentiation primary response 88 |
| TRIF | TIR-domain-containing adapter-inducing interferon-β |
| IKKβ | inhibitor of nuclear factor kappa B kinase subunit beta |
| GSH | glutathione |
| MDA | malondialdehyde |
| GPX4 | glutathione peroxidase 4 |
| Nrf2 | nuclear factor erythroid 2–related factor 2 |
| HO-1 | heme oxygenase 1 |
| IBD | inflammatory bowel disease |
| CAMP | cathelicidin antimicrobial peptide |
| DEFB4 | defensin beta 4 |
| IMECs | immunomodulatory endothelial cells |
| eNOS | endothelial nitric oxide synthase |
| TIPE1 | TNF-α-induced protein 8-like 1 |
| EPCs | endothelial progenitor cells |
| PF4 | platelet factor 4 |
| DAPT | dual antiplatelet therapy |
| ADP | adenosine diphosphate |
| APS | antiphospholipid syndrome |
| HRPR | high residual platelet reactivity |
| WoSCC | Web of Science Core Collection |
| TF | tissue factor |
| TFPI | tissue factor pathway inhibitor |
| MDMs | monocyte-derived macrophages |
| ER | endoplasmic reticulum |
| ALI | acute lung injury |
| ATF6 | activating transcription factor 6 |