At a Senate Health, Education, Labor and Pensions (HELP) hearing in Washington, D.C. on Tuesday, experts, including our Jeffrey Kahn, explained that the current regulatory framework for gene editing in the US is appropriate and cautioned that an overly strict approach could drive research to other countries

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Pregnancy and childbirth are killing women at inexplicable rates. When it comes to the natural process of childbearing, women in the US die in much higher numbers than those in most developed nations, where maternal deaths are generally declining

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No one knows. Data collection on maternal deaths is so flawed and under-funded that the federal government no longer even publishes an official death rate

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Faiz Gani, Joseph Sakran and Joseph Canner of the Johns Hopkins University School of Medicine collected numbers representing more than 704,000 people who visited hospitals to treat gunshot wounds between 2006 and 2014

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Hurricane Maria left a ruined island and 16 Puerto Rico residents dead. But public health experts worry that figure could climb higher in the coming weeks, as many on the island fail to get medicines or treatment they need for chronic diseases

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Texas has launched aerial attacks on mosquitoes swarming coastal regions of the state and threatening to spread disease and hinder disaster recovery in the aftermath of Hurricane Harvey

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The ethical and practical debates over using the DNA-editing method CRISPR to alter human embryos just got less hypothetical. A week after the news leaked out, a US-based team has published the first rigorous demonstration that CRISPR can efficiently repair a gene defect in human embryos without introducing new mutations elsewhere. With comments from our Jeffrey Kahn

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Researchers have demonstrated they can efficiently improve the DNA of human embryos

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