The FDA has issued emergency authorizations to 12 antibody tests for the virus. As federal officials gradually begin reopening the country, expanded testing is central to the conversation. Until now, ...

The test delivers results in approximately 15 minutes. The U.S. Food and Drug Administration authorized the first over-the-counter combination COVID-19 and flu test outside of emergency use on Monday ...

Subscribe to our newsletter for the latest sci-tech news updates. Proteins that respond to external stimuli function as molecular switches, playing a vital role in the precise regulation of biological ...

Rapid antigen tests for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are effective tools for the diagnosis of acute infection, particularly when used serially. 1 The percentage of ...

In a study involving nearly 1,000 patients seen at a Baltimore field hospital during a five-month period in 2022, researchers at Johns Hopkins Medicine, the University of Maryland School of Medicine, ...

Researchers have developed a novel antibody-based enzyme switch that converts antibody–antigen binding into enzyme activity, paving the way from detection via bioluminescence to the control of ...