| AOs | Amine oxidases |
| AtCuAOs | Arabidopsis thaliana copper containing amine oxidases |
| AUR | Amplex Ultra Red |
| GUS | β-glucuronidase |
| CuAOs | Copper containing amine oxidases |
| GFP | Green fluorescent protein |
| H2O2 | Hydrogen peroxide |
| LSCM | Laser Scanning Confocal Microscope |
| LW | Leaf-wounded |
| MeJA | Methyl jasmonate |
| DMTU | N,N1-dimethylthiourea |
| PAs | Polyamines |
| PAOs | Flavin adenine dinucleotide depending polyamine oxidases/polyamine oxidases |
| PI | Propidium iodide |
| PCD | Programmed cell death |
| Put | Putrescine |
| RT-qPCR | Reverse transcription quantitative PCR |
| ROS | Reactive oxygen species |
| WT | Wild Type |