Long COVID was identified in blood proteins, an analysis of longitudinal data suggested. Blood samples from long COVID patients showed changes to blood serum proteins at 6 months that indicated ...

Undertaking a study of proteins found in the complement system, an important part of the immune system, of patients with long COVID, researchers have identified a blood protein ‘signature’ that may ...

As COVID-19 cases have swept the nation, millions of Americans have looked for ways to stay safe. Masks, social distancing, and handwashing have been recommended by healthcare professionals, but many ...

Researchers in the United States have conducted a study showing that activation of the complement system is specifically implicated in the pathogenesis of severe coronavirus disease 2019 (COVID-19), ...

A new study published in the journal Science Immunology analyzed lung epithelial cells from patients infected with COVID-19 and found the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) ...

Several recent studies have looked at the impact of vitamin D on COVID-19. One study of 489 people found that those who had a vitamin D deficiency were more likely to test positive for the virus that ...