Type 1 interferon is a major diver of cognitive impairment and memory loss in mouse models of Alzheimer's disease. Blocking IFN reversed both cognitive impairments and memory deficits in the animal models.
SARS-CoV-2, the virus that causes COVID-19, can infect intestinal cells and multiple in the gastrointestinal system. When researchers added SARS-CoV-2 to intestinal organoids, they noticed rapid infection. Researchers say in addition to nasal and throat swabs, rectal swabs and stool samples could be key for coronavirus testing.
Researchers explore why COVID-19 is more deadly compared to the flu and other viruses.