Anthony Fauci said Tuesday he could not say definitively whether the Johnson & Johnson vaccine would return to market.
Federal health officials detailed their decision to pause the Johnson & Johnson vaccine, due to “extremely rare” incidents of recipients developing blood clots.Marks said the Astra-Zeneca is a chimpanzee adenoviral vectored vaccine and the [J&J] is a human adenoviral vectored vaccine, different from the Pfizer and Moderna mRNA vaccines.