Diseases, Conditions, Syndromes

Study confirms effectiveness of bivalent COVID-19 vaccine

A major bivalent COVID-19 vaccine induces production of neutralizing antibodies against the coronavirus that circulated at the start of the pandemic as well as subvariants of omicron, albeit less abundantly, according to ...

Immunology

How B cells recognize new variants of SARS-CoV-2

B cells are part of the immune system's memory. Their memories of previous infections or vaccinations provide the template for antibodies that have a protective effect the next time they come into contact with a pathogen.

Vaccination

Three more African nations roll out malaria vaccine

Three more African countries have joined a rollout of malaria vaccines targeting millions of children in a continent that accounts for 95 percent of malaria deaths, the UN said Thursday.

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