First reported in children from the Netherlands in 2001. Retrospective studies have shown the presence of human metapneumovirus (HMPV) in the human population from as early as the 1950s.

Investigators at the Vaccine Research Center (VRC) of the National Institute of Allergy and Infectious Diseases (NIAID) have generated an hMPV fusion glycoprotein (“F protein”) stabilized in a ...