attributes.tag: strain
attributes.value: C57BL/6
attributes.tag: collection_date
attributes.value: missing: data agreement established pre-2023
attributes.tag: sex
attributes.value: male
attributes.tag: tissue
attributes.value: embryo
attributes.tag: dev_stage
attributes.value: blastocyst
attributes.tag: sample_title
attributes.value: M3-CKO-input (SAMC4298598)
attributes.tag: breed
attributes.value: missing
attributes.tag: ngdc_project_id
attributes.value: PRJCA031867
attributes.tag: isolate
attributes.value: missing
attributes.tag: cultivar
attributes.value: missing
attributes.tag: ngdc_release_date
attributes.value: 2025-10-31
attributes.tag: geo_loc_name
attributes.value: missing: data agreement established pre-2023
attributes.tag: ngdc_sample_id
attributes.value: SAMC4298598
attributes.tag: cell_type
attributes.value: embryonic stem cell
attributes.tag: ecotype
attributes.value: missing
attributes.tag: age
attributes.value: missing
attributes.tag: biomaterial_provider
attributes.value: Prof. Bin Shen (Nanjing Medical University)
attributes.tag: sample_name
attributes.value: SAMC4298598_M3-CKO-input