Background and objective
infections, Cancer
RESPIRATORY TRACT INFECTIONS, SEVERE ACUTE RESPIRATORY SYNDROME, INFECTIONS, CANCER
Edited by: Yongjun Sui, National Cancer Institute (NIH), United StatesReviewed by: Wei Guo, Tianjin University Children’ Hospital, China; Gunnveig Grødeland, University of Oslo, Norway†These authors have contributed equally to this work and share first authorship‡These authors have contributed equally to this work and share last authorshipThis article was submitted to Vaccines and Molecular Therapeutics, a section of the journal Frontiers in ImmunologyA recent study has suggested that circadian rhythm has an important impact on the immunological effects induced by Bacillus Calmette-Guérin (BCG) vaccination. The objective of this study was to evaluate whether the timing of BCG vaccination (morning or afternoon) affects its impact on severe acute respiratory syndrome–coronavirus-2 (SARS-CoV-2) infections and clinically relevant respiratory tract infections (RTIs).