| ACE | Angiotensin-Converting Enzyme |
| AD | Alzheimer’s Disease |
| ADDLs | Amyloid Derived Diffused Ligands |
| APP | Amyloid Precursor Protein |
| Aβ | Amyloid Β |
| BACE-1 | Secretase-b |
| BBB | Blood-Brain Barrier |
| bvFTD | Behavioral Variant Frontotemporal Dementia |
| CAA | Cerebral Amyloid Angiopathy |
| CBF | Cerebral Blood Flow |
| CNS | Central Nervous System |
| COX-2 | Cyclooxygenase-2 |
| CSF | Cerebral Spinal Fluid |
| DS | Down Syndrome |
| FTD | Frontotemporal Dementia |
| FTLD | Frontotemporal Lobar Degeneration |
| GFAP | Glial Fibrillary Acidic protein |
| GLT-1 | Glutamate Transporter |
| GLUT1 | Glucose Transporter |
| ICH | Intracerebral Hemorhage |
| IDE | Insulin-Degrading Enzyme |
| IL-1 | Interleukin-1 |
| IL-1α | Interleukin-1α |
| IL-1β | Interleukin-1β |
| LRP1 | Lipoprotein Receptor Related Protein 1 |
| MAPT | Microtubule-Associated Protein Tau |
| MMPs | Matrix Metalloproteinases |
| NADPH | Nicotinamide Adenine Dinucleotide Phosphate |
| NEP | Neprilysin |
| NF-κB | Nuclear Factor-Kappa B |
| NMDA | N-methyl-d-aspartate |
| Pgp | P-glycoprotein |
| RAGE | Receptor for Advanced Glycation End Products |
| ROS | Reactive Oxygen Species |
| SD | Semantic Dementia |
| TNF-α | Tumor Necrosis Factor-α |
| TEER | Transepithelial Electrical Resistance |