Iran rejects US claim to Hormuz as ship attacks mount600 drones head for Moscow as Russia strikes Kyiv and Kryvyi RihDeath toll passes 50 after magnitude 7.7 quake off FloresIsraeli strikes kill 11 in south Lebanon, deadliest since June truceColombia asks Trump to suspend tariffs as quake toll climbsRhine hits record low at Kaub as Hungary sinks barges to cool reactorUS readies unprecedented economic measures against IranUS boat strikes pass 200 dead as Ecuadorean fishermen describe attacksBond traders struggle to price $70bn of credit backstops behind AI buildoutAlibaba says its open AI models passed three billion downloadsDeath toll rises to 68 after Lake Kariba ferry sinkingTaliban mark five years in power as UN warns of rights crisisEU aircraft join fight against Belgium's record wildfireUS presses Netanyahu over settlers as Qusra homes are occupiedMokha port halts operations as Houthi missiles hit MaribSeoul proposes talks to end the Korean war as North rejects drillsChina-led perovskite solar plant outperforms silicon in three-month field testOpenAI revenue run rate passes $40bn as revenue chief departsHamas leader in Cairo as Kushner trip nearsWHO says Congo's Ebola outbreak is outpacing the responseTurkish parliament passes amnesty law for PKK membersMorocco detains scores near Ceuta as feared mass crossing fails to materialiseChina publishes ecology reports to bolster South China Sea claimsMyanmar says more than 300,000 Rohingya verified for repatriationPetrobras detects signs of oil off the mouth of the AmazonChina condemns Japanese politicians' moves at Yasukuni ShrineUS inflation cools as wages again lag behind pricesModi offers free exam coaching after youth protests in IndiaOil from grounded Russian tanker reaches Oman's coastPanama Canal cuts draught again as Mexico pitches rival corridorUkraine's idle ports cost $1.75bn as farm exports fallFormer Chinese premier Zhu Rongji diesAt least 20 killed in communal clashes in central NigeriaIran accuses Qatar of holding three of its pilotsXi calls for shift to prevention as floods batter ChinaVenezuela frees 131 more political prisonersMore Syrians in Germany lose refugee protectionAudit finds gaps in Taiwan's counter-drone defencesIndia drafts rules to open nuclear power to private firmsHichilema takes early lead as Zambian count resumesParis prosecutors open investigation into tax portal hackReport details leverage behind Situational Awareness lossesArgentina has lost 30,633 companies under MileiAt least five dead in Indiana floodingIran detains two French diplomats over alleged infiltrationCanadian petition to expel US ambassador passes 170,000 signaturesIndia raises $50bn from its diaspora and ends swap facility earlyOpaque start-ups build erotic AI industry from Cyprus and MaltaBritain's biggest EV battery plant shelves expansion as Jaguar Land Rover talks stallThird drone debris find in a day on Turkish coastsForecasters put 95 percent odds on a very strong El NiñoSecondhand booksellers suspect AI firms behind bulk ordersEtna alert lowered as Catania airport reopensFuneral held for Indigenous girl whose death sparked outback riotsIran rejects US claim to Hormuz as ship attacks mount600 drones head for Moscow as Russia strikes Kyiv and Kryvyi RihDeath toll passes 50 after magnitude 7.7 quake off FloresIsraeli strikes kill 11 in south Lebanon, deadliest since June truceColombia asks Trump to suspend tariffs as quake toll climbsRhine hits record low at Kaub as Hungary sinks barges to cool reactorUS readies unprecedented economic measures against IranUS boat strikes pass 200 dead as Ecuadorean fishermen describe attacksBond traders struggle to price $70bn of credit backstops behind AI buildoutAlibaba says its open AI models passed three billion downloadsDeath toll rises to 68 after Lake Kariba ferry sinkingTaliban mark five years in power as UN warns of rights crisisEU aircraft join fight against Belgium's record wildfireUS presses Netanyahu over settlers as Qusra homes are occupiedMokha port halts operations as Houthi missiles hit MaribSeoul proposes talks to end the Korean war as North rejects drillsChina-led perovskite solar plant outperforms silicon in three-month field testOpenAI revenue run rate passes $40bn as revenue chief departsHamas leader in Cairo as Kushner trip nearsWHO says Congo's Ebola outbreak is outpacing the responseTurkish parliament passes amnesty law for PKK membersMorocco detains scores near Ceuta as feared mass crossing fails to materialiseChina publishes ecology reports to bolster South China Sea claimsMyanmar says more than 300,000 Rohingya verified for repatriationPetrobras detects signs of oil off the mouth of the AmazonChina condemns Japanese politicians' moves at Yasukuni ShrineUS inflation cools as wages again lag behind pricesModi offers free exam coaching after youth protests in IndiaOil from grounded Russian tanker reaches Oman's coastPanama Canal cuts draught again as Mexico pitches rival corridorUkraine's idle ports cost $1.75bn as farm exports fallFormer Chinese premier Zhu Rongji diesAt least 20 killed in communal clashes in central NigeriaIran accuses Qatar of holding three of its pilotsXi calls for shift to prevention as floods batter ChinaVenezuela frees 131 more political prisonersMore Syrians in Germany lose refugee protectionAudit finds gaps in Taiwan's counter-drone defencesIndia drafts rules to open nuclear power to private firmsHichilema takes early lead as Zambian count resumesParis prosecutors open investigation into tax portal hackReport details leverage behind Situational Awareness lossesArgentina has lost 30,633 companies under MileiAt least five dead in Indiana floodingIran detains two French diplomats over alleged infiltrationCanadian petition to expel US ambassador passes 170,000 signaturesIndia raises $50bn from its diaspora and ends swap facility earlyOpaque start-ups build erotic AI industry from Cyprus and MaltaBritain's biggest EV battery plant shelves expansion as Jaguar Land Rover talks stallThird drone debris find in a day on Turkish coastsForecasters put 95 percent odds on a very strong El NiñoSecondhand booksellers suspect AI firms behind bulk ordersEtna alert lowered as Catania airport reopensFuneral held for Indigenous girl whose death sparked outback riots
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China gene-editing death

Where things stand

A Chinese university has opened an inquiry into one of its scientists after reports that a six-year-old girl died shortly after receiving experimental gene-editing treatment. The medical school of Shanghai Jiao Tong University said it would carry out a thorough investigation of the clinical case, following a South China Morning Post report that the girl, identified as Mei, died days after the therapy was administered and that a leading scientist involved is now under investigation by his university. Beyond that, the institution has not publicly set out what it will examine or on what timetable. At this stage the account rests largely on the South China Morning Post's reporting, and key details — including the nature of the therapy, the circumstances of the girl's death and the identity and role of the scientist under scrutiny — remain unconfirmed by the university or other authorities. No findings, disciplinary measures or regulatory action have been announced. The direction of the topic now depends on what the university's investigation establishes about the conduct of the trial and whether wider medical or regulatory bodies become involved.

Gene-editing therapies alter a patient's DNA in an attempt to correct the underlying cause of a disease, and treatments that have not completed regulatory approval are administered only within experimental clinical trials. Such trials are subject to ethical review and oversight rules governing consent, patient selection and the reporting of adverse events, which makes the death of a participant a matter for institutional investigation. In this case the patient was a six-year-old girl, referred to in reports as Mei, who according to the South China Morning Post died days after receiving the treatment. The scientist said to have been involved is affiliated with Shanghai Jiao Tong University, whose medical school has committed to investigating the case. It is not publicly confirmed what condition was being treated, what the therapy consisted of, or whether the death has been causally linked to it.

Timeline in detail

Monday, 27 July 2026Technology

Chinese university investigates death of girl after gene-editing therapy

The medical school of Shanghai Jiao Tong University pledged a thorough investigation into a clinical case after reports that a six-year-old girl died days after receiving experimental gene-editing therapy. The South China Morning Post reported that the girl, named Mei, died following the treatment and that a leading scientist is under investigation by his university.