Diseases, Conditions, Syndromes

Why are some COVID-19 infected people asymptomatic?

Researchers worldwide have been surprised to see that individuals can be infected with the SARS-CoV-2 virus—the virus that produces COVID-19—without showing symptoms. Since these individuals expose others to infection ...

Diseases, Conditions, Syndromes

Researchers develop new mouse model for SARS-CoV-2

Researchers at Yale University School of Medicine have developed a new mouse model to study SARS-CoV-2 infection and disease and to accelerate testing of novel treatments and vaccines against the novel coronavirus. The study, ...

Diseases, Conditions, Syndromes

Type III interferon in COVID-19: Protective or harmful?

Our immune system makes interferons and other cytokines to help us fight viruses. But in COVID-19, we've learned that they can also contribute to damaging, potentially life-threatening lung inflammation. New work published ...

Diseases, Conditions, Syndromes

Type III interferons: Protective or harmful in COVID-19?

Interferons and other cytokines produced by the immune system are important defenses against viral infections, but as we have seen in COVID-19, they can also contribute to damaging, potentially life-threatening lung inflammation. ...

Immunology

How a fat cell's immune response makes obesity worse

When obesity occurs, a person's own fat cells can set off a complex inflammatory chain reaction that can further disrupt metabolism and weaken immune response—potentially placing people at higher risk of poor outcomes from ...

Immunology

Pediatric health researchers offer insights for RSV vaccine

In healthy adults, RSV, or respiratory syncytial virus, feels like the common cold with a runny nose, chest congestion and cough. However, it is the second leading cause of death in infants. In fact, nearly 40 percent of ...

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