tokens: This assay has potential as a screen to establish the immunogenicity of viral antigens in vitro using T cells from naive donors .
folded_tokens: this assay has potential as a screen to establish the immunogenicity of viral antigens in vitro using t cells from naive donors .
labels: O O O O O O O O O O O O O O O O O B-cell_type I-cell_type O B-multi_cell I-multi_cell O