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Michael Worobey demonstrates the swish and gargle test.

Seven cases of the Omicron variant of COVID-19 have been identified on the University of Arizona campus through saline gargle tests, researchers said Tuesday. Read more»

David Engelthaler and other Arizona researchers are finding new information about COVID-19 through genomic sequencing of cases found in the state.

The Translational Genomics Research Institute announced the formation of the Arizona COVID-19 Genomics Union, dedicated to understanding the evolution and spread of the novel coronavirus that causes the respiratory disease. Read more»

Michael Worobey is a professor in the UA Department of Ecology and Evolutionary Biology. In previous research projects, he traced the origins of HIV in Africa and how the virus spread across the world.

Researchers at the University of Arizona have traced the earliest the HIV-AIDS epidemic in the United States back to its earliest stages. The research shows the virus first took hold in New York City. Read more» 1