Once the vaccine, which is essentially just genetic code, is administered through a shot in the arm, our own cells in the body start making the spike protein over and over again. — Dr. Sanjay Gupta, CNN Chief Medical Correspondent
Once the vaccine, which is essentially just genetic code, is administered through a shot in the arm, our own cells in the body start making the spike protein over and over again. — Dr. Sanjay Gupta, CNN Chief Medical Correspondent