tokens: Repertoire selection was monitored by determining the TCR beta chain sequences of RAKFKQLLQ -specific CTL established from primary infected and healthy virus carriers .
folded_tokens: repertoire selection was monitored by determining the tcr beta chain sequences of rakfkqllq -specific ctl established from primary infected and healthy virus carriers .
labels: O O O O O O O B-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region I-protein_domain_or_region O B-peptide O O O O B-multi_cell I-multi_cell I-multi_cell I-multi_cell I-multi_cell I-multi_cell O