A man in Chile is infected with a bird flu that has concerning mutations, but the threat to people from the virus remains low, U.S. health officials said Friday.
Apr 14, 2023
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The immune system fights the coronavirus with antibodies and T cells. Scientists have a fairly good idea of how the virus avoids antibodies, including those promoted by vaccination, which is how variants of concern such as ...
Feb 14, 2023
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New research has confirmed a strong link between four genetic mutations and progressive multifocal leukoencephalopathy (PML), a rare but often fatal brain infection that can be triggered by dozens of FDA-approved drugs.
Dec 14, 2022
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First discovered a year ago in South Africa, the SARS-CoV-2 variant later dubbed "omicron" spread across the globe at incredible speed. It is still unclear exactly how, when and where this virus originated. Now, a study published ...
Dec 1, 2022
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Recent studies have shown that patients with weakened immune systems—which enables the virus that causes COVID-19 to remain longer in the body, copy itself, and continually change—may enable the development of new, slightly ...
Sep 26, 2022
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A research team has shown that commercially available rapid antigen tests can detect past and present variants of concern and has identified potential mutations that may impact test performance in the future. As new variants ...
Sep 15, 2022
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Researchers have found the first experimental evidence explaining why the COVID-19 virus produces variants, such as delta and omicron, so quickly.
Sep 14, 2022
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New research has suggested that recommended vaccinia virus (VACV)-based vaccines will mount a robust immune response against the monkeypox virus observed in the current outbreak (MPXV-2022).
Sep 9, 2022
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Do patients with prolonged infections contribute to the emergence of new SARS-CoV-2 variants? A research team from the Leibniz Institute of Virology (LIV) and the University Medical Center Hamburg-Eppendorf (UKE) has investigated ...
Aug 17, 2022
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U.K. scientists have highlighted a mutation in the spike protein of SARS-CoV-2 that allows the virus to evade important immune cells induced by infection and vaccines.
Aug 8, 2022
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