‘Significant number’ of people may have some natural immunity to coronavirus

‘Significant number’ of people may have some natural immunity to coronavirus

“So there is probably background T-cell immunity in people before they see the coronavirus, and that may be relevant that many people get a pretty asymptomatic disease. “Those T-cells get a bit tired once you’re beyond the age of 65 and may not be as effective at removing a virus, so that may explain a […]