How do rapid antigen COVID-19 tests work? Why did the US government just pledge to buy 280 million of them? And is that even enough to help curb the spread of the virus? As part of President Biden’s ...

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, ...

At this point in the pandemic, you or someone you know has probably received at least one COVID-19 test. But do you know which kind of test you got and the strengths and weaknesses of these different ...

Hepatitis B is a viral infection that impacts the liver. To test for hepatitis B, a doctor can perform a blood test that detects hepatitis B surface antigens. A positive result indicates a hepatitis B ...

Finding a COVID-19 test has become a real challenge with the spread of the omicron variant. But there is also confusion over which test people should be getting, which is a PCR or antigen? “The two ...

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Professor Zhaohui Tang and Associate Professor Zhilin Liu from the team of Professor Xuesi Chen at the Changchun Institute of ...

(THE CONVERSATION) At this point in the pandemic, you or someone you know has probably received at least one COVID-19 test. But do you know which kind of test you got and the strengths and weaknesses ...