Could an mRNA vaccine second dose reduce cellular immunity in previously infected individuals?

As the pandemic of coronavirus disease 2019 (COVID-19) continues to spread the world over, the focus of scientific research has

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Male fertility and androgen production may be impacted by COVID-19

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the causative pathogen of the ongoing coronavirus disease 2019 (COVID-19) pandemic. The

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Scientists explore structure of SARS-CoV-2 receptor-binding domain with G485R mutation

The coronavirus disease 2019 (COVID-19), caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), continues to spread globally, with

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SARS-CoV-2 variants with E484K mutation show mRNA vaccine-induced antibody evasion

A recent study by researchers in Switzerland found that the Pfizer-BioNTech mRNA vaccine had limited efficacy in identifying mutated receptor-binding

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