| NMDA | N-methyl-D-aspartate |
| DAAO | D-amino acid oxidase |
| DDO | D-aspartate oxidase |
| Asc1 | Alanine-serine-cysteine-1 |
| TAS1R2/R3 | Taste receptor type 1 member 2/3 |
| iNOS | Inducible nitric oxide synthase |
| R18D | 18 amino acid poly-D-arginine-peptide |
| H2S | Hydrogen sulfide |
| D-cis-Fpro | Cis-4-[18F]fluoro-D-proline |
| PET | Positronic emissions tomography |
| 5F-ADB | N-[[1-(5-fluoropentyl)-1H-indazol-3-yl]carbonyl]-3-methyl-D-valine methyl ester |