China

Coronavirus: how severe lung infections knock out a key immune defence




A better understanding of one of the immune system’s front lines of defence might help improve prospects for coronavirus patients, according to the authors of a new study.Researchers from the University of Melbourne’s Peter Doherty Institute for Infection and Immunity and the University Hospital of Nantes found that macrophages – a type of cell that kills harmful organisms in the body – were temporarily “paralysed” after severe infection, making the patients more vulnerable to new bacterial or…



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