Experts: Case exposes loopholes

Laws, strict ethics reviews needed for new scientific field, they suggest

The controversy over gene-edited twins has heightened the urgent need for specific laws regulating assisted reproductive technologies, experts said on Tuesday.

Zhai Xiaomei, a professor and executive director of the Center for Bioethics of the Chinese Academy of Medical Sciences and Peking Union Medical College, said the country's regulatory framework in the field mainly consists of guidelines issued by government departments.