Original Antigenic Sin (OAS) is the “tendency of individuals exposed to a given strain of influenza to respond with antibodies that react more strongly to the first strain of influenza they had met in ...

With new COVID variant-specific booster shots set to roll out in the coming week, vaccine scientists argue that more research is needed to understand how a person's early immune response -- either ...

Researchers have learned more about when OAS occurs, which can help scientists improve the effectiveness of vaccines and boosters. The findings have been reported in Nature. "Our goal was to ...

The anamnestic antibody response to the Chlamydia trachomatis major outer membrane protein (MOMP) was evaluated in mice after priming with serovar C and boosting either with the homologous serovar or ...

News reports indicate that demand for both initial Covid vaccination as well as booster shots continue to fall precipitously. Yet compelled vaccination continue to be mandated by many employers, ...

Over the last couple of months researchers tracking emerging SARS-CoV-2 variants have started noticing something strange. No one new variant has looked like taking over but instead a variety of ...

Experts are split on the role this will play in the fight against COVID. With new COVID variant-specific booster shots set to roll out in the coming week, vaccine scientists argue that more research ...