干细胞 gànxìbāo stem cell Definitions Defs Origin Strokes Stroke Words Sentences Sents 造血干细胞 zàoxuègànxìbāo hematopoietic stem cells blood generating stem cells (in bone marrow)间充质干细胞 jiānchōngzhìgànxìbāo mesenchymal stem cell mesenchymal stem cell MSC (in cell biology)