Chinese scientist He Jiankui sent shockwaves around the world last year with his claim that he had modified twin babies' DNA before their birth. The modification was made with gene editing tool CRISPR-Cas9, he said, and made the babies resistant to HIV. Scientists from China and around the world spoke out about the experiment, which many say was unethical and not needed to prevent the virus. The scientist had also been warned by peers not to go down this path.


원문출처 : https://www.cnn.com/2019/01/09/health/unethical-experiments/index.html