We were initially looking for what is driving liver stem cell proliferation during chronic liver injury.
但最初我们的目的是寻找在慢性肝损伤时什么动力推动了肝脏干细胞的增殖。
2
These stem cells are responsible for driving this cycle of growth and can repopulate follicles and surrounding epidermis damaged by wounding.
这些干细胞是毛发生长的根源，而且可以在创伤后修复滤泡和周围的上皮组织。
3
Several recent studies have identified tiny populations of tumor cells that appear to act like stem cells, driving the tumor's ability to grow and spread.