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Research reveals a sharp decline in both the effectiveness and duration of protection from prior infection post-Omicron, underscoring the need for updated vaccines to sustain immunity Study: ...

The COVID-19 virus hijacks the machinery of testicular cells that produce the hormone testosterone in order to replicate. It also appropriates the metabolic pathways of these cells and cholesterol, a ...

The potential for IgM cross-reactivity with rheumatoid factor–positive serum samples was observed in blood tests used to detect IgM SARS-CoV-2 by means of gold immunochromatographic and enzyme-linked ...