He changed the DNA embryo during IVF treatment in China and claimed to be immune to AIDS.
Speaking at the Genome Summit in Hong Kong, he said he was proud of his work and claimed that another embryo could change its genes. Jiankui said the pregnancy, which is the subject of his latest experiment, is still in the early stages.
He said he was not a university student
The South University of Science and Technology in Shenzhen, where He Jiankui is working, also said the investigation was done without knowledge.
Many scientists, such as experiments on healthy embryos, are totally unethical, he said. He Jiankui said that the twins named Lulu and Nana were born healthy and that they would follow the development of children for the next 18 years.
Seven women who were pregnant from the male gender of HIV (human immunodeficiency virus) were included in the study.
He Jiankui said he had sent his findings to the academic magazine for publication, but did not indicate which magazine he was.
When she told the BBC, Professor of Ethics at Oxford University, Julian Savulescu, said: "If this research is true, it's just monstrous. is nothing but a threat ".
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