E34: The History of Plague Pt 2. The discoveries of the plague Bacillus and its Vector by John Frith.
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E34: The History of Plague Pt 2. The discoveries of the plague Bacillus and its Vector by John Frith.
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About this listen
This historical overview chronicles the scientific breakthrough in identifying the pathogen and transmission method of the bubonic plague during the late 19th-century pandemic. While humanity previously attributed the disease to supernatural forces or toxic vapors, the emergence of germ theory allowed researchers like Alexandre Yersin to successfully isolate the bacterium now known as Yersinia pestis. The text highlights the critical contributions of Paul-Louis Simond, whose experiments proved that fleas acting as intermediaries between rats and humans were responsible for spreading the infection. It also frames these discoveries within a broader military and medical context, noting how figures like Louis Pasteur and Robert Koch revolutionized public health. Ultimately, the source details how rigorous observation and competitive research transformed a misunderstood scourge into a preventable and treatable condition.
You can read the original article here: https://jmvh.org/article/the-history-of-plague-pt-2-the-discoveries-of-the-plague-bacillus-and-its-vector/