This electron microscope image provided by the National Institutes of Health shows human respiratory syncytial virus (RSV) virions, colorized blue, and anti-RSV F protein/gold antibodies, colorized yellow, shedding from the surface of human lung cells. The U.S. approved the first vaccine for RSV on Wednesday, May 3, 2023 shots to protect older adults against a respiratory virus that’s most notorious for attacking babies but endangers their grandparents, too. (National Institute of Allergy and Infectious Diseases, NIH via AP)
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