Why researchers need to tinker with viruses In May, the coronavirus researcher Ralph Baric found himself at the center of the debate over gain-of-function research, in which scientists engineer new properties into existing viruses. And during a congressional hearing, Senator Rand Paul implied that the National Institutes of Health had been funding such research at both the Wuhan Institute of Virology and Baric’s University of North Carolina lab, and that the two labs had been collaborating to make “superviruses.” Baric released a statement clarifying the research in question did not qualify as gain-of-function, and none of the SARS-like coronaviruses he’d used in the experiments were closely related to SARS-CoV-2, yet that did little to quell questions about the role his research may have played in furthering scientists’ ability to modify coronaviruses in potentially dangerous ways. Baric believes such research is essential to the development of vaccines and other countermeasures against emerging viruses, a project he has been engaged in for more than 20 years. His research laid the groundwork for the first approved anti-covid drug and helped speed the development of the mRNA vaccines that have proved so pivotal. MIT Technology Review recently asked Baric to explain what constitutes a gain-of-function experiment, why such research exists, and whether it could have played any role in the pandemic. Read the full interview. —Rowan Jacobsen This story is for subscribers only. If you want access to it, and all of our other award-winning journalism, please do consider becoming a subscriber. Prices start at just $50 a year for digital access.
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