Don't some antibody tests do this? I think antibody tests that detect antibodies to the nucleocapsid should be unaffected by the vaccines, which only spur resis

Don't some antibody tests do this? I think antibody tests that detect antibodies to the nucleocapsid should be unaffected by the vaccines, which only spur resistance to the spike protein. See the section called "Binding Antibody Tests" here: https://creakyjoints.org/living-with-arthritis/coronavirus/covid-19-vaccines/antibody-testing-covid-19-vaccine-immunocompromised/ https://creakyjoints.org/living-with-arthritis/coronavirus/c...