Diseases, Conditions, Syndromes

Germany detects first case of Brazilian virus variant

Germany has detected its first case of a newly discovered Brazilian coronavirus variant, feared to be particularly infectious, regional health officials in the state of Hesse said Friday.

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.

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