| AChE | Acetylcholinesterase |
| ACh | Acetylcholine |
| CYP 450 | Cytochrome P450 |
| DHPA | Dehydropyrrolizidine alkaloid(s) |
| DNA | Deoxyribonucleic acid |
| EFSA | European Food Safety Authority |
| GSH | Glutathione |
| HSOS | Hepatic sinusoidal obstruction syndrome |
| HIV | Human immunodeficiency virus |
| LPS | Lipopolysaccharide |
| MOE | Margin of exposure |
| ·NO | Radical nitric oxide |
| PA | Pyrrolizidine alkaloid(s) |
| PANO | Pyrrolizidine alkaloids N-oxide(s) |
| VOD | Veno-occlusive disease |