3 ms·
They don't target the exact same protein and they use a different vector.
by jhh 6y ago
They don't target the exact same protein and they use a different vector.
- dogma1138 6y agoJ&J uses a similar vector adenovirus just the human type instead of the chimp adenovirus. But yes none of the vaccines use the actual spike protein, they all target slightly different amino acid chains on that protein.