attributes.tag: source_name
attributes.value: Sorted hematopoietic stem cells
attributes.tag: strain
attributes.value: CALR knockin crossed with MxCre expressing mice
attributes.tag: genotype
attributes.value: Calr fl/fl (Calr del52/del52) MxCre
attributes.tag: cell type
attributes.value: Sorted hematopoietic stem cells
attributes.tag: geo_loc_name
attributes.value: missing
attributes.tag: collection_date
attributes.value: missing