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Richard Bayley, physician, died in 1801 of yellow fever caught while inspecting a ship that had arrived in New York City from Ireland. Honório Hermeto Carneiro Leão, Marquis of Paraná, Brazilean politician, diplomat and magistrate, died in 1856 in Rio de Janeiro, possibly of yellow fever, although the cause was never established.
During the 1793 yellow fever epidemic in Philadelphia, 5,000 or more people were listed in the register of deaths between August 1st and November 9th. The vast majority of them died of yellow fever , making the epidemic in the city of 50,000 people one of the most severe in United States history.
Nearly 700 people in Savannah, Georgia, died from yellow fever in 1820, including two local physicians who lost their lives caring for the stricken. [19] An outbreak on an immigrant ship with Irish natives in 1819 led to a passage of an act to prevent the arrival of immigrant ships, which did not prevent the epidemic where 23% of the deaths ...
Finlay's work, carried out during the 1870s, finally came to prominence in 1900. He was the first to theorize, in 1881, that a mosquito was a carrier, now known as a disease vector, of the organism causing yellow fever: a mosquito that bites a victim of the disease could subsequently bite and thereby infect a healthy person. [4]
Richard Bayley (1745 – August 17, 1801) was a New York City physician and the first chief health officer of the city. [1] An expert in yellow fever, he helped discover its epidemiology, improved city sanitation, and authored the federal Quarantine Act of 1799.
Walter Reed (September 13, 1851 – November 23, 1902) was a U.S. Army physician who in 1901 led the team that confirmed the theory of Cuban doctor Carlos Finlay that yellow fever is transmitted by a particular mosquito species rather than by direct contact.
Jesse William Lazear (May 2, 1866 – September 25, 1900) was an American physician. In 1900, he deliberately allowed a mosquito to bite him to prove his hypothesis that mosquitoes were the vector for yellow fever transmission.
Noguchi identified it as Leptospira icterohemorrhagiae [93] and mistakingly declaring it the causative agent of yellow fever. [93] Other scientists unable to repeat his findings, it was questioned. [93] During his career, whether yellow fever was a virus or a bacteria was a debated topic with viruses having been discovered in 1892. [94]