| PGCs | Primordial germ cells |
| dnd | Dead end |
| WISH | Whole mount in situ hybridization |
| ISH | In situ hybridization |
| 3′-UTR | 3′ untranslated region |
| GFP | Green fluorescent protein |
| H&E | Hematoxylin-eosin |
| HRP | Horseradish peroxidase |
| RRM | RNA recognition motif |
| dah | days after hatching |