| AD | Alzheimer’s disease |
| NFTs | Neurofibrillary tangles |
| Aβ | Amyloid beta |
| APP | Amyloid precursor protein |
| BACE1 | β-site APP-cleaving enzyme 1 |
| CDK5 | Cyclin-dependent kinase 5 |
| FBS | Fetal bovine serum |
| MIAs | Monoterpenoid indole alkaloids |
| TDDFT | Time-dependent density functional theory |
| ELISA | Enzyme-linked immunosorbent assay |
| NCSTN | Nicastrin |
| PSEN1 | Presenilin 1 |
| PSEN2 | Presenilin 2 |
| GSK3β | Glycogen synthase kinases-3β |
| pCDK5 | Phospho-cyclin-dependent kinase 5 (Tyr 15) |
| pTau217 | Phospho-tau (Thr217) |
| pTau181 | Phospho-tau (Thr181) |
| pTau396 | Phospho-tau (Ser396) |
| GAPDH | Glyceraldehyde-3-phosphate dehydrogenase |
| TBST | Tris-buffered saline |