People who’ve had COVID-19 show promising disease-fighting cells in their blood
Researchers observed that people who recover from COVID-19 carry immune cells in their blood called T cells that target the novel coronavirus. (Pexels /)One of the key mysteries surrounding the novel coronavirus is whether people who recover from COVID-19 develop lasting immunity that will protect them from becoming reinfected in the future. It’s still going to be awhile before we can answer this question for certain. However, a report published May 14 in the journal Cell offers some encouraging signs about how our immune systems respond to SARS-CoV-2, the virus that causes COVID-19.The researchers found that the immune system responds to the novel coronavirus in multiple ways. Importantly, they observed that people who recover from COVID-19 carry immune cells in their blood called T cells that target the novel coronavirus. T cells are a key component of the immune system’s ability to fend off infectious diseases. When faced with fragments...