Why, Discher wondered, don't heartmusclecells then replace the scar tissue?
迪斯凯尔想知道，为什么心肌细胞不取代疤痕组织呢？
2
Research led by scientists in Sweden found that our heartmusclecells are renewed over our lifetime and we are not limited to those we are born with.
由瑞典科学家领导的研究发现我们的心肌细胞可以再生，出生时的心肌细胞并不伴随我们终生。
3
It would be better to create new cells without involving viruses at all, but some scientists didn't think this would be possible with heartmusclecells.