Dr. Howard Smith Oncall

  Vidcast:  https://youtu.be/oTO39cwGbqQ   Vaccination with either the Moderna or the Pfizer mRNA vaccines triggers strong but gradually declining CoVid antibody and cell-mediated responses.  University of  Pennsylvania researchers studied the immune responses of 61 vaccinated individuals at 6 time-points: pre-vaccine to 6 months after the jab.  Sixteen of the 61 vaccine recipients were vaccinated after surviving CoVid.   The peak antibody levels were measured 1 week after the second dose.  Then, over the first 3 months following vaccination, the antibody levels dropped by one-half every 35 days.  Over the second 3 months, the antibody levels dropped by one-half every 60 days.  All those vaccinated did have detectable antibody by 6 months.  A gratifying finding is that populations of B cells that manufacture protective anti-Covid antibodies to CoVid variants actually increased over 3-6 months post-vaccination.  This indicates that the vaccine, made against so-called wild-type CoVid, triggers a response capabl