1·After the researchers amputated their salamanders' legs, the legs regrew.
研究人员切断蝾螈的腿之后，这些腿重新长出来。
2·They turned off the gene in mice which had damaged ears and they regrew them.
他们在耳部受损的老鼠身上关闭了p 21基因，之后这些老鼠的耳朵再生了。
3·One variation - known as AR-V7, was also prevalent in a select group of patients who had never taken hormone therapy, but whose cancer aggressively regrew after surgery to remove their tumors.
已知的AR-V7变异体也在一组筛选后患者群中高表达，这群患者从未经历内分泌治疗，但其肿瘤在手术切除后复发性强。