Moderna (MRNA -17.57%▼) 股价暴跌，此前一项备受关注的mRNA癌症疫苗研究的细节在社交媒体上被披露，引发市场担忧该疗法可能不如最初预期那样有效。
Moderna MRNA -17.57%decrease; down pointing triangle shares plunged after details from a closely guarded mRNA-based cancer-vaccine study were shared on social media, raising concerns that the treatment might not be as effective as initially hoped.
这家位于马萨诸塞州剑桥的生物技术公司股价下跌近18%。分析师认为结果总体积极，但仍未达到市场升高的预期。
The Cambridge, Mass., biotech’s stock fell nearly 18%. The results, which appeared largely positive according to analysts, still fell short of the market’s heightened expectations.