
Chinese scientists have, for the first time, cultivated a beating heart structure with human cells in a pig embryo, reporting that the heart continued to beat for 21 days unaided.The study, led by Lai Liangxue’s team from the Guangzhou Institutes of Biomedicine and Health under the Chinese Academy of Sciences, was announced at the International Society for Stem Cell Research’s annual meeting in Hong Kong on June 12.Previously, the team had cultivated human kidneys in pigs for up to 28...