Of the KTRs showing BA.5 neutralization at day 30, 0/4 and 2/4 showed BQ.1.1 and XBB.1 neutralization, respectively. CD4+ TCR expansion was comparable between KTRs and HCs, yet KTR CD8+ TCR depth was 7.6-fold lower (= .001). Global unfavorable response was seen in 7% KTRs, associated with high-dose MMF (= .037); 44% showed global positive […]