Longitudinal Innate and Heterologous Adaptive Immune Responses to SARS-CoV-2 JN.1 in Transplant Recipients With Prior Omicron Infection: Limited Neutralization but Robust CD4+ T-Cell Activity
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Background: Solid organ transplant (SOT) recipients are at increased risk for severe COVID-19 and often exhibit reduced vaccine efficacy due to chronic immunosuppression. As new SARS-CoV-2 variants emerge, understanding immune re... ...