Blood samples collected under anesthesia can be used as a source of non-diseased controls for immune-based assays. - Domingo-Vila C; Williams ED; Smithmyer ME; Benson B; Ferrat LA; Arif S; Hudson M; Dobbs B; Johnson MB; Yardley I; Speake C; Oram RA; et al. (Frontiers in immunology, 2025)