Lab Test

A two-dose course of the Pfizer-BioNTech COVID-19 vaccine may not be enough to effectively combat the new omicron coronavirus variant, but a booster shot may do the trick, two early lab studies suggest....

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Long-term care providers should keep a lookout — and potentially test for — a common respiratory virus that is spreading off-season in the southern United States, according to a CDC health alert. Staff...

“The idea that we could be entirely done with testing in the post-vaccine world is probably not a good one right now,” says a well-known neuroscientist.

Seniors are more likely to contract COVID-19 again — with only 47% protection against repeat infection, compared with 80% for younger people, according to a new, large-scale study from Denmark.

The need for stepped-up infection control measures likely will remain a necessity for the foreseeable future, say industry observers and stakeholders.

A disconnect between federal and state or local policies has a direct effect on POC antigen test use in these settings, according to a comprehensive report released Thursday by the U.S. Government Accountability...

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The antigen test kit sent to nursing homes nationwide last year has some major pluses, despite the potential for false negatives when compared with molecular tests, the agency reports.

The agency has alerted healthcare providers that it is monitoring approved SARS-CoV-2 molecular tests to ensure that new viral mutations do not alter their accuracy.