Moderna co-founder, mRNA developer says he’s not completely surprised by vaccine hesitancy COVID19 Omicron Coronavirus
, the father of modern germ theory and the resulting revolution in disease-preventing hygiene practices.
The Centers for Disease Control and Prevention say all the vaccines are safe, despite some reported non-fatal side effects. Medically serious reactions to the shots are rare,Traditionally, vaccines have used a weakened or inactivated germ to trick the body to produce an immune response. Unlike those, the Moderna and Pfizer vaccines employ lab-created messenger ribonucleic acid to teach cells how to make proteins that trigger an immune response.
"People were skeptical of that. It kind of went against what people thought you could do," Langer said."They thought these molecules were too big.""But I thought it worked. And even though a lot of people criticized me — I got all my grants turned down, nine in a row, and I couldn't get a chemical engineering professor job — I kept at it and tried to understand it.