Article 2 human 2 nonhuman 2 virus like agent Antigenicity loss 1 COVID-19 vaccine 1 Conformational stability 1 Coronavirus outbreak 1 DNA vaccine 1 EC50 1 Epitope-specific 1 Human papilloma virus vaccine 1 Human papillomavirus type 11 1 Human papillomavirus type 16 1 Human papillomavirus type 18 1 Human papillomavirus type 6 1 Monoclonal antibody 1 RNA vaccine 1 SARS-CoV-2 vaccine 1 SARS-CoV-2 variants 1 Severe acute respiratory syndrome coronavirus 2 1 Thiol-modifying agent 1 Treatment 1 Vaccine development platform 1 animal cell 1 animal experiment 1 animal model 1 animal tissue 1 antibody blood level 1 antigenicity 1