GSM4977173: in vitro induced definitive endoderm 72h rep1; Homo sapiens; ATAC-seq
5 × 104 cells were stored at -80 °C in STEM CELLBANKER® (Takara Bio Inc.) until use. The cells were washed with PBS and nuclei were extracted. OmniATAC-seq was performed as described previously in Corces et al., 2017