Health
Overreaction of immune cells could be linked to severe cases of COVID-19 – Tech Explorist
Samples from the lungs of patients show a runaway immune system reaction could be one mechanism behind severe COVID-19 cases.

COVID-19 is caused by the coronavirus SARS-CoV-2, which is closely related to the severe acute respiratory syndrome coronavirus (SARS-CoV). The major symptoms, such as cough and diarrhea in mild to moderate patients, can be understood through the type of tissues that can be infected by SARS-CoV-2.
But for some people, the infection can be severe or fatal. Scientists are urgently seeking to understand how COVID-19 can become severe.
Now, a study led by Imperial College London researchers has re…
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