PLA2G7 and COVID-19: Based on the combination of bulk transcriptomic data from nasal swabs (n = 484) and scRNA-seq data from BALF of COVID-19 patients, proinflammatory monocytes-driven macrophages specific PLA2G7 was identified as an import role in SARS-CoV-2 infection and it could provide alternative insights into patho-mechanisms underlying COVID-19.