Diseases, Conditions, Syndromes

Uracil switch in SARS-CoV-2 genome alters innate immune responses

Tohoku University scientists have found that human editing enzymes are likely behind a type of mutation in the COVID-19 virus that stimulates the release of pro-inflammatory molecules called cytokines by immune cells in the ...

Diseases, Conditions, Syndromes

H1N1 flu jab linked to small risk of nervous disorder

Vaccination in the United States against H1N1 "swine" flu, which swept the world in 2009-10, carried a small but tolerable risk of Guillain-Barre syndrome, a disorder that can cause muscle weakness or temporary paralysis, ...

Diseases, Conditions, Syndromes

Study examines surge in RSV cases after the COVID-19 pandemic

The surge in RSV cases following the COVID-19 pandemic may have been, in part, caused by increased testing and changes to the RSV genome, according to a Northwestern Medicine study published in Nature Communications.

Diseases, Conditions, Syndromes

Examining the variant within us

Most studies on the development of new coronavirus variants focus on the dynamics within the population. Researchers at the Technion present new findings on the development of the virus within the individual, i.e., what happens ...

Diseases, Conditions, Syndromes

SARS-CoV-2 mutations: Why the virus might still have some tricks to pull

The pandemic has enabled us to study the details of how evolution happens—in real time. Scientists have generated more than two million genome sequences of the SARS-CoV-2 virus, allowing us to dissect the minutiae of evolutionary ...

Diseases, Conditions, Syndromes

Men-only hepatitis B mutation explains higher cancer rates

A team of researchers has identified a novel mutation in the hepatitis B virus (HBV) in Korea that appears only in men and could help explain why HBV-infected men are roughly five times more likely than HBV-infected women ...

Diseases, Conditions, Syndromes

H7N9 bird flu strain has worrying traits: experts

A mutated bird flu virus that has killed six people in China displays worrying traits that warrant high vigilance, experts say, though the true extent of the threat is unclear.

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