China has suspended the research activities of the scientists who claimed to have created the world's first gene-edited babies.<br /> Local authorities said the work of He Jiankui was a violation of Chinese law and ethics.<br />The scientist caused outrage earlier this week when he told a genome summit he had altered the genes of twin baby girls to make them resistant to HIV - a claim that has not been confirmed.<br />Experts are concerned that meddling with the genome of an embryo could cause harm not only to the individual but also future generations that inherit these same changes.<br />Professor He's employers at a university in Shenzhen said they had no knowledge of his research, adding the university would be investigating his claims. <br />