Yersinia pestis gene tweak prolongs plague

This is a France news story, published by Gizmodo, that relates primarily to McMaster University news.

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second major plague pandemics

Gizmodo

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Science

This Genetic 'Trick' Helped the Black Death Linger for Centuries

Summary

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84% Informative

Researchers at Institut Pasteur in France and McMaster University in Canada studied ancient Yersinia pestis DNA samples.

They identified a decrease in repetitions of the pla gene in the Y. pestisÂ genome during the later stages of both the first and second major plague pandemics.

Rodents infected with pla-depleted strains may have been more effective disease vectors.

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English

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