Medical research

Stopping tooth decay before it starts—without killing bacteria

Oral bacteria are ready to spring into action the moment a dental hygienist finishes scraping plaque off a patient's teeth. Eating sugar or other carbohydrates causes the bacteria to quickly rebuild this tough and sticky ...

Diseases, Conditions, Syndromes

Simpler COVID-19 test could provide results in hours from saliva

Volunteers at four sites in Madison are being tested for the virus that causes COVID-19 by spitting in a vial, which may prove faster, cheaper and less complicated than other common tests, according to University of Wisconsin–Madison ...

Diseases, Conditions, Syndromes

Closed for vacation: France faces new virus testing troubles

With virus cases rising anew, France is struggling to administer enough tests to keep up with demand. One reason: Many testing labs are closed so that their staff can take summer vacation, just as signs of a second wave are ...

Diseases, Conditions, Syndromes

Israeli firm developing 30-second coronavirus breath test

An Israeli company is developing a coronavirus breathalyser test that gives results in 30 seconds, billing it as a "front line" tool that can help restore a sense of normality during the pandemic.

Diseases, Conditions, Syndromes

Steroids other than dexamethasone may also help battle COVID-19

(HealthDay)—The steroid medication dexamethasone has been proven to help people severely ill with COVID-19. Now a new study hints that other drugs in the same class may also work—in the right patients.

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