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What’s hot in science and engineering? Research news for the day of April 7, 2022

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infection of tuberculosis

Thu, 07 Apr 2022
Ancient DNA confirms marine mammal tuberculosis strains were found in inland people

Complex web of disease transmission in pre-colonial South America

Tuberculosis is the second most common cause of death worldwide by an infectious pathogen; COVID-19 is the first. However, many aspects of TB’s long history remain controversial.

Scientists studying ancient TB genomes are assembling pieces of this complex evolutionary …

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test tubes in a holder

Thu, 07 Apr 2022
Researchers find humans have given wild animals their diseases nearly 100 times

Diseases have undergone ‘spillback’ from humans to wild animals

A research team led by scientists at Georgetown University has found that humans give viruses back to animals more often than previously thought.

In a study published in Ecology Letters, the authors describe nearly 100 different cases where diseases have undergone “spillback” from humans to wild animals, much like how SARS-CoV-2 has spread in mink …

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