| CaLas | Candidatus Liberibacter asiaticus |
| TMV | tobacco mosaic virus |
| GFP | green fluorescent protein |
| RFP | red fluorescent protein |
| N. benthamiana | Nicotiana benthamiana |
| CTV | Citrus tristeza virus |
| Y2H | yeast two-hybrid |
| HLB | Huanglonbbing |
| HR | hypersensitive response |
| PCD | programmed cell death |
| SA | salicylic acid |
| ROS | reactive oxygen species |
| SP | signal peptide |
| CP | cysteine protease |