According to a study published in The Lancet Infectious Diseases, a man in the U.S. caught COVID-19 for a second time and had a worse bout of illness. MIT Technology Review reports: The 25-year-old man tested positive for the first time on April 18, after experiencing several weeks of symptoms including sore throat, cough, headache, nausea, and diarrhea. He felt fully…
Tag: t cells
More Covid-19 Reinfections Found, But Researchers Urge Caution
That Covid-19 reinfection in Hong Kong was followed by similar reports in Belgium and the Netherlands. It was announced today that a 27-year-old woman in Karnataka, India also tested positive for the disease a second time (though the government is still seeking confirmation), and now researchers in Nevada are also reporting a “likely” case of reinfection. The health-news site Stat reports:…
Common colds train the immune system to recognize COVID-19
T cells that recognize common cold coronaviruses also recognize specific sites on SARS-CoV-2. Source: https://www.livescience.com/common-cold-coronaviruses-t-cells-covid-19-immunity.html
The Anglerfish Deleted Its Immune System To Fuse With Its Mate
An anonymous reader quotes a report from Wired: There are few animals more bizarre than the anglerfish, a species that has so much trouble finding a mate that when the male and female do connect underwater, males actually fuse their tissue with the females for life. After the merger, the two share a single respiratory and digestive system. Now scientists have…