| ACE2 | Angiotensin-Converting Enzyme 2 |
| ACovCS | Acute COVID-19 Cardiovascular Syndrome |
| AKI | Acute Kidney Injury |
| ALT | Alanine Aminotransferase |
| ARDS | Acute Respiratory Distress Syndrome |
| AST | Aspartate Aminotransferase |
| BBB | Blood–brain barrier |
| BUN | Blood Urea Nitrogen |
| CD4 | Cluster of Differentiation 4 |
| CD8 | Cluster of Differentiation 8 |
| CKD | Chronic Kidney Disease |
| CNS | Central Nervous System |
| COVID-19 | Coronavirus Disease 2019 |
| DIC | Disseminated Intravascular Coagulation |
| FDA | Food and Drug Administration |
| FiO2 | Percentage of inspired oxygen |
| IFN-γ | Interferon Gamma |
| IL-1 | Interleukin 1 |
| IL-1RA | Interleukin Receptor type 1 |
| IL-6 | Interleukin 6 |
| IP-10 | Interferon Inducible Cytokine IP10 |
| MCP-1 | Monocyte Chemoattractant Protein 1 |
| MIP-1 | Macrophage Inflammatory Protein 1-α |
| MSCs | Mesenchymal Stem Cells |
| NK | Natural Killer |
| NRF2 | Nuclear factor erythroid 2-Related Factor 2 |
| PaO2 | Partial Pressure of arterial oxygen |
| PNS | Peripheral Nervous System |
| ROS | Reactive oxygen species |
| SARS-CoV-2 | Severe Acute Respiratory Syndrome CoronaVirus 2 |
| TNF-α | Tumor Necrosis Factor-alpha |
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