www.nytimes.com

Apr 24, 2021

Thomas Brock, whose discovery paved the way for PCR tests, dies at 94

In 1966, he found heat-resistant bacteria in a hot spring at Yellowstone National Park. That led to the development of the chemical process behind the coronavirus test.

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www.nytimes.com

Obituary Kary B Mullis Brock Thomas (1926-2021) University of Wisconsin Tests (Medical) Thomas Brock Research Deaths (Obituaries) Coronavirus;COVID-19 Science Yellowstone National Park Coronavirus (2019-nCoV) Medical test Microbiology Mullis Kary B nytimes.com biodiversity

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