They seem to get better antibodies, better protection — plus you're not sticking them with a needle. (sciencedaily.com)
The survivors undergo successive rounds of mutation resulting in better and better antibodies during the course of an immune response. (sciencedaily.com)
Although these vaccines produce good antibody responses, a large part of the population still wasn't protected from each of the serotypes. (healthtalk.unchealthcare.org)