neoantigen

https://doi.org/10.1351/goldbook.13504
Antigen newly expressed on a tumor or virally infected cell, or arising after macromolecule-hapten binding.
Source:
PAC, 2012, 84, 1113. (IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)) on page 1220 [Terms] [Paper]