Viruses used in this study
| Abbreviation | Full name | Antigen | Fluorescent protein | Advantage |
| VV-ova | VV-ovalbumin | full-length ovalbumin (secreted) | none | standard construct |
| VV-SIINFEKL | VV-SIINFEKL | MSIINFEKL | none | not cross-primed |
| VV-NP-S-eGFP | VV-Influenza A virus nucleoprotein-SIINFEKL-enhanced green fluorescent protein | SIINFEKL as a fusion protein | eGFP | standard construct |
| VV-NP-S-mCherry | VV-Influenza A virus nucleoprotein-SIINFEKL-mCherry fluorescent protein | SIINFEKL as a fusion protein | mCherry | standard construct; red fluorescence |
| VV-Venus-ub-S | VV-Venus enhanced yellow fluorescent protein-ubiquitin-SIINFEKL | SIINFEKL as a minigene liberated via ubiquitin hydrolases | Venus eYFP | brightest fluorophore |
| VV-Venus-ub-NP | VV-Venus enhanced yellow fluorescent protein-ubiquitin-ASNENMETM | none for OT-I cells | Venus eYFP | control fluorescent virus |
| VV-β-gal | VV-β-galactosidase | none; backbone for recombinant VVs | none | control nonfluorescent virus |
| Abbreviation | Full name | Antigen | Fluorescent protein | Advantage |
| VV-ova | VV-ovalbumin | full-length ovalbumin (secreted) | none | standard construct |
| VV-SIINFEKL | VV-SIINFEKL | MSIINFEKL | none | not cross-primed |
| VV-NP-S-eGFP | VV-Influenza A virus nucleoprotein-SIINFEKL-enhanced green fluorescent protein | SIINFEKL as a fusion protein | eGFP | standard construct |
| VV-NP-S-mCherry | VV-Influenza A virus nucleoprotein-SIINFEKL-mCherry fluorescent protein | SIINFEKL as a fusion protein | mCherry | standard construct; red fluorescence |
| VV-Venus-ub-S | VV-Venus enhanced yellow fluorescent protein-ubiquitin-SIINFEKL | SIINFEKL as a minigene liberated via ubiquitin hydrolases | Venus eYFP | brightest fluorophore |
| VV-Venus-ub-NP | VV-Venus enhanced yellow fluorescent protein-ubiquitin-ASNENMETM | none for OT-I cells | Venus eYFP | control fluorescent virus |
| VV-β-gal | VV-β-galactosidase | none; backbone for recombinant VVs | none | control nonfluorescent virus |