organism: Mus musculus
attributes.tag: strain
attributes.value: 129S6/SvEvTac
attributes.tag: age
attributes.value: not collected
attributes.tag: dev_stage
attributes.value: not collected
attributes.tag: sex
attributes.value: male
attributes.tag: tissue
attributes.value: embryonic stem cells
attributes.tag: breeding_history
attributes.value: not applicable
attributes.tag: breeding_method
attributes.value: not applicable
attributes.tag: cell_line
attributes.value: ESCs
attributes.tag: collected_by
attributes.value: Masashi Yamaji
attributes.tag: sample_id
attributes.value: ESC_KO_No12-1
attributes.tag: BioSampleModel
attributes.value: Model organism or animal