Despite concerns about the future of research at the National Institutes of Health, current clinical trials can continue as scheduled, the agency’s acting director told staff scientists in an email Monday.

The clarification followed what staffers called “chaos” Wednesday when the Trump administration “paused” all communications from federal health agencies and suspended all government travel. The directive left NIH staff members with unanswered questions about their work and even whether they’d be able to continue caring for their patients.

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