Results 101 to 110 of about 14,422 (161)

SARS-CoV-2 infections elicit higher levels of original antigenic sin antibodies compared with SARS-CoV-2 mRNA vaccinations. [PDF]

open access: yesCell Rep, 2022
Anderson EM   +25 more
europepmc   +1 more source

Back to the Future: Immune Protection or Enhancement of Future Coronaviruses

open access: yesMicroorganisms
Before the emergence of SARS-CoV-1, MERS-CoV, and most recently, SARS-CoV-2, four other coronaviruses (the alpha coronaviruses NL63 and 229E and the beta coronaviruses OC43 and HKU1) had already been circulating in the human population. These circulating
Merit Bartels   +3 more
doaj   +1 more source

Original antigenic sin: A potential double-edged effect for vaccine improvement

open access: yesBiomedicine & Pharmacotherapy
Original antigenic sin (OAS) influences the immune response to subsequent infections with related variants following initial pathogen exposure. This phenomenon is characterized by cross-reactivity, which, although it may worsen infections, also provides a degree of protection against immune evasion caused by variations.
Xuan Ding   +5 more
openaire   +2 more sources

The porcine reproductive and respiratory syndrome [PDF]

open access: yes, 1993
Albina, E.   +8 more
core   +1 more source

Antigenic Imprinting Dominates Humoral Responses to New Variants of SARS-CoV-2 in a Hamster Model of COVID-19

open access: yesMicroorganisms
The emergence of SARS-CoV-2 variants escaping immunity challenges the efficacy of current vaccines. Here, we investigated humoral recall responses and vaccine-mediated protection in Syrian hamsters immunized with the third-generation Comirnaty® Omicron ...
Joran Degryse   +10 more
doaj   +1 more source

Signatures of Original Antigenic Sin or protection following coronavirus imprinting in Syrian hamsters challenged with SARS-CoV-2 or variants

open access: yes, 2023
Francis M   +16 more
europepmc   +1 more source

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