If we are to take the explanation of the vaccine at face value, then the answer is "not really," since the S spikes bind to ACE2 receptors. Sure, some may make it, but it would be miniscule. Unfortunately, skeptics don't have a lot of opportunity to test vaccines and the manufacturers haven't exactly been honest about everything. How's your chromatography skills? https://www.youtube.com/user/chromatographyvideos Until we can start seeing what's in them, the debate will continue.