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AstraZeneca Halts, Resumes COVID-19 Vaccine Trial After Serious Neurological Event

AstraZeneca Halts, Resumes COVID-19 Vaccine Trial After Serious Neurological Event

News update, Sept. 15, 2020—U.S. regulators paused AstraZeneca’s vaccine trial in the U.S. while the National Institutes of Health (NIH) launches an investigation of its own into a serious side effect in an unnamed patient in Britain. “The highest levels of NIH are very concerned,” said Dr. Avindra Nath, intramural clinical director and a leader […]

COVID-19 Vaccine Mandate Unlikely in Canada Say Health Officials

COVID-19 Vaccine Mandate Unlikely in Canada Say Health Officials

The government of Canada has signed deals to purchase COVID-19 vaccines from four pharmaceutical companies when their vaccines are approved to be given to the public. According to Canada’s Minister of Public Services and Procurement Anita Anand, the Canadian government has contracts with Janssen Pharmaceuticals (a subsidiary of Johnson & Johnson), Moderna, Novavax and Pfizer […]

The T-Cell Response to COVID-19 Infections and Immunity

The T-Cell Response to COVID-19 Infections and Immunity

Story Highlights Rapid decline of neutralizing antibodies following COVID-19 infection in some people have led to concerns that immunity to the SARS-CoV-2 virus Is temporary. However, several recent studies have shown a presence of virus-specific T-cells that remain, including among patients with mild or asymptomatic infections. Long-lasting immunity after recovery from COVID-19 infection may be […]

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The Vaccine Reaction
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