Naive CD4(+) T cell frequency varies for different epitopes and predicts repertoire diversity and response magnitude.
Moon JJ, Chu HH, Pepper M, McSorley SJ, Jameson SC, Kedl RM, Jenkins MK. Naive CD4(+) T cell frequency varies for different epitopes and predicts repertoire diversity and response magnitude. Immunity. 2007 Aug; 27(2):203-13.