Vaccines can be delivered through the skin using ultrasound. This method doesn’t damage the skin and eliminates the need for painful needles. To create a needle-free vaccine, Darcy Dunn-Lawless at the University of Oxford and his colleagues mixed vaccine molecules with tiny, cup-shaped proteins. They then applied liquid mixture to the skin of mice and exposed it to ultrasound – like that used for sonograms – for about a minute and a half.

  • silly goose meekah@lemmy.world
    link
    fedilink
    English
    arrow-up
    4
    ·
    11 months ago

    The article says that the dosage is about 700x lower but more antibodies are created. So it doesn’t seem like that’s a real issue