Chinese scientists modify human embryos to tackle HIV

Beijing - China's top geneticists say the country should set its own standards and regulations on human genome research, state-run media reported Wednesday, as ethical debate erupted over a Chinese study on modified human embryos.Researchers from Guangzhou Medical University said they used a gene-editing technique known as CRISPR to artificially induce a mutation in human cells and make them resistant to HIV, the virus that causes AIDS.