text:  Tp0_Rep2_Tom: Pulse-seq T=0 days, Rep2, basal lineage-negative tdTomato+ Pulse-seq reporter mouse tracheal epithelial cells strain: C57BL/6; tissue: trachea epithelium; treatment: None; genotype: Krt5-creER/LSL-mT/mG; time point: 0 days after tamoxifen induction