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Questions are emerging about the breakdown of the federal government’s science integrity process in the wake of the Food & Drug Administration’s long-delayed release of its approval of the first genetically modified animal for human consumption.

The AquAdvantage salmon developed by AquaBounty Technologies of Massachusetts—an Atlantic salmon modified with a growth hormone gene from Chinook salmon so it grows to maturity faster—had been winding its way through the federal approval process for 17 years.