Trump Administration Axed Crucial Hantavirus Research Amid Emerging Outbreak

The Trump administration canceled funding in 2025 for a pilot project studying hantavirus transmission, a decision now casting a shadow over the current hantavirus outbreak aboard the MV Hondius cruise ship. The research was conducted by the West African Center for Emerging Infectious Diseases (WAC-EID), part of the broader Centers for Research in Emerging Infectious Diseases (CREID) network.

CREID, launched in 2020 with $82 million from the National Institutes of Health (NIH), aimed to identify and characterize pathogens that could jump from animals to humans—a critical front in pandemic prevention. But in June 2025, the NIH issued a stop-work order and shuttered all 10 CREID centers, citing concerns that the research was “unsafe for Americans” and a poor use of taxpayer funds. Scientists involved vehemently disputed these claims, emphasizing that no evidence supported the safety concerns.

Scott Weaver, former principal investigator for WAC-EID, told Scientific American that while this specific research may not have prevented the current outbreak, cutting funding to such projects weakens the nation’s ability to anticipate and combat emerging infectious diseases. “This kind of research is essential to pandemic preparedness,” Weaver emphasized.

Hantavirus is typically contracted through exposure to rodent droppings, urine, or saliva, with symptoms escalating from fever and muscle aches to severe respiratory failure and shock. The Andes virus strain, responsible for infecting several cruise ship passengers, is particularly concerning because it can spread between humans—a rarity among hantaviruses. The exact transmission route in the current outbreak remains unknown.

With no specific antiviral treatments available, patients rely on supportive care such as oxygen and ventilators. The World Health Organization has stated that the global risk remains low, but the outbreak underscores the dangers of sidelining vital infectious disease research.

This funding cut fits a broader pattern of the Trump administration’s dismantling of scientific programs aimed at protecting public health. By politicizing and defunding critical research, the administration has left the U.S. and the world exposed to preventable health crises.