Who discovered bacteria of Black Death?

Who discovered bacteria of Black Death?

The causative bacterium of plague was described and cultured by Alexandre Yersin in Hong Kong in 1894, after which transmission of bacteria from rodents by flea bites was discovered by Jean-Paul Simond in 1898.

Who discovered the cure for bubonic plague?

The first application of antiserum to the treatment of patients is credited to Yersin [5], who used serum developed with the assistance of his Parisian colleagues Calmette, Roux, and Borrel.

When and who discovered the bubonic plague?

On May 8, 1894, James Lowson (1866-1935), a 28-year-old Scottish physician, was sent to investigate the Hong Kong outbreak. Upon his arrival, he diagnosed the first cases of the bubonic plague.

When was Yersinia pestis first discovered?

1894 discovered Pasteurella pestis (now Yersinia pestis), the causative agent of plague, which was independently isolated that same year by Japanese physician and bacteriologist Kitasato Shibasaburo.

Where is Yersinia pestis found?

The organism that causes plague, Yersinia pestis, lives in small rodents found most commonly in rural and semirural areas of Africa, Asia and the United States. The organism is transmitted to humans who are bitten by fleas that have fed on infected rodents or by humans handling infected animals.

Where did Yersinia pestis originate?

Recent research, using a phylogenetic comparison of 17 Yersinia isolates from global sources, indicates that the causative bacterium, Yersinia pestis, originated in or near China and subsequently was transmitted by various routes, for example, via the Silk Road to West Asia and to Africa, to establish pandemics ( …

Where do historians think that the Black Death started?

Many historians think the plague originated in China. Armies attacking Caffa spread the plague into the town by Armies attacking Caffa spread the plague by catapulting plague corpses into the town.

What started the Black plague?

What caused the Black Death? The Black Death is believed to have been the result of plague, an infectious fever caused by the bacterium Yersinia pestis. The disease was likely transmitted from rodents to humans by the bite of infected fleas.

What was the type of organism Alexandre Yersin discovered as the culprit behind the bubonic plague and where in the human body did he discover this pathogen?

As a member of the French Colonial Health Service he was sent to Hong Kong in 1894 to investigate the outbreak of bubonic plague. He isolated from buboes the causative bacillus that later was named Yersinia pestis in his honour.

When did they discover the cause of bubonic plague?

In 1894, Alexandre Yersin discovered the bacterium responsible for causing plague: Yersinia pestis.

How did Yersinia pestis start?

It is caused by the bacterium, Yersinia pestis. Humans usually get plague after being bitten by a rodent flea that is carrying the plague bacterium or by handling an animal infected with plague. Plague is infamous for killing millions of people in Europe during the Middle Ages.

Who discovered Yersinia pestis?

Swiss-born Alexandre Yersin joined the Institut Pasteur in 1885 aged just 22 and worked under Émile Roux. He discovered the plague bacillus in Hong Kong.

Who was Alexandre Yersin and what did he do?

Swiss-born Alexandre Yersin joined the Institut Pasteur in 1885 aged just 22 and worked under Émile Roux. He discovered the plague bacillus in Hong Kong. A brilliant scientist, he was also an explorer and pioneer in many fields.

When did Alexandre Yersin discover the plague bacillus?

In 1892 he joined the colonial health service and was sent to Hong Kong in 1894, where he and Kitasato Shibasaburo independently discovered the plague bacillus while studying an outbreak of plague in China.

When did Alexandre Yersin invent the Institut Pasteur?

The plague had already caused 100,000 deaths in Canton that year. He isolated the plague bacillus Yersinia pestis, which bears his name. He founded the Institut Pasteur in Nha Trang in 1895.

Who was the first person to discover Yersinia pestis?

Discovery of Yersinia pestis. Although Kitasato may have been unsure of his results, Lowson had no doubt that Kitasato had discovered the plague bacillus. On June 15 he wired The Lancet and reported that Kitasato had discovered the plague bacillus.