CAMP and COVID-19: In this study, we report the plasma levels of 5 antimicrobial peptides (LL‐37, α‐defensin 1, α‐defensin 3, β‐defensin 1, and β‐defensin 3) in 15 healthy subjects, 36 COVID‐19 patients without AKI and 17 COVID‐19 patients with AKI.