| ABCA1 | ATP-binding cassette transporter A1 |
| AD | Alzheimer’s disease |
| ApoA | Apolipoprotein A |
| ApoA-I | Apolipoprotein A-I |
| ApoA-II | Apolipoprotein A-II |
| ApoA-IV | Apolipoprotein A-IV |
| ApoA-V | Apolipoprotein A-V |
| ApoE | Apolipoprotein E |
| BBB | Blood–brain barrier |
| CAA | Cerebral amyloid angiopathy |
| CIDP | Chronic inflammatory demyelinating polyneuropathy |
| CNS | Central nervous system |
| CSF | Cerebrospinal fluid |
| DHCR24 | 24-dehydrocholesterol reductase |
| ER | Endoplasmic reticulum |
| FTD | Frontotemporal dementia |
| GBS | Guillain-Barré syndrome |
| GWAS | Genome-wide association study |
| HDL | High-density lipoprotein |
| HDL-C | High-density lipoprotein cholesterol |
| IFN-γ | Interferon-gamma |
| IL | Interleukin |
| JAK2/STAT3 | Janus kinase 2/signal transducer and activator of transcription 3 |
| LCAT | Lecithin-cholesterol acyltransferase |
| LDL | Low-density lipoprotein |
| LDLR | Low-density lipoprotein receptor |
| LPL | Lipoprotein lipase |
| MPO | Myeloperoxidase |
| MS | Multiple sclerosis |
| N | Number of people (Sample Size) |
| NF-κB | Nuclear factor kappa-light-chain-enhancer of activated B cells |
| NRF2/SLC7A11/GSH | Nuclear factor erythroid 2-related factor 2/solute carrier family 7 member 11/glutathione |
| PD | Parkinson’s disease |
| PGI2 | Prostacyclin |
| PI3K/Akt | Phosphoinositide 3-kinase/protein kinase B |
| PPARγ | Peroxisome proliferator-activated receptor gamma |
| RCT | Reverse cholesterol transport |
| ROS | Reactive oxygen species |
| RRMS | Relapsing-remitting multiple sclerosis |
| S1P | Sphingosine-1-phosphate |
| SCZ | Schizophrenia |
| SNP | Single nucleotide polymorphism |
| SR-B1 | Scavenger Receptor Class B type 1 |
| TG | Triglycerides |
| TLR4 | Toll-like receptor 4 |
| TNF-α | Tumor necrosis factor-alpha |
| VCAM1 | Vascular cell adhesion molecule 1 |
| VLDL | Very low-density lipoprotein |