ထုတ်လွှင့်ခဲ့ပြီး သတင်းများ Human Stem Cell Found in Amniotic Fluid ၀၂ ဖေဖော်ဝါရီ၊ ၂၀၀၇ Paul Sisco The word breakthrough is overused in medical research, but many scientists are excited by a new discovery about human stem cells.