organism: Mus musculus
attributes.tag: source_name
attributes.value: in vitro pro-B cell
attributes.tag: strain
attributes.value: C57BL/6
attributes.tag: genotype
attributes.value: Wapl(+/+)
attributes.tag: cell preparation
attributes.value: 4-days in-vitro expansion
attributes.tag: chip antibody
attributes.value: anti-Pax5 (rabbit polyclonal Ab, detecting the paired domain (amino acids 17-145) (16); Busslinger laboratory)