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Chinese Gene-Editing Experiment Loses Track of Patients, Alarming Technology’s Inventors

External Link - Source: The Wall Street Journal

Chinese scientists have raced ahead in experimenting with gene-editing on humans in the last few years, using a powerful new tool called Crispr-Cas9 to edit the DNA of dozens of cancer patients.

Information gathered by The Wall Street Journal shows one such trial has lost touch with patients whose DNA was altered, alarming some Western scientists who say subjects should be monitored for many years.