• Thumbnail for Sahachiro Hata
    Sahachirō Hata (秦 佐八郎, Hata Sahachirō, March 23, 1873 – November 22, 1938) was a prominent Japanese bacteriologist who researched the bubonic plague under...
    9 KB (943 words) - 22:18, 18 August 2024
  • politician Rocky Hata (1948–1991), Japanese professional wrestler Sahachiro Hata (秦 佐八郎, 1873–1938), Japanese bacteriologist Sawako Hata (秦 佐和子, born 1988)...
    2 KB (259 words) - 07:37, 4 November 2019
  • Thumbnail for History of syphilis
    The first effective treatment, Salvarsan, was developed in 1910 by Sahachiro Hata in the laboratory of Paul Ehrlich. It was followed by the introduction...
    72 KB (8,957 words) - 07:24, 16 August 2024
  • Thumbnail for Arsphenamine
    Bertheim. The antisyphilitic activity of this compound was discovered by Sahachiro Hata in 1909, during a survey of hundreds of newly synthesized organic arsenical...
    9 KB (931 words) - 18:32, 12 June 2024
  • Thumbnail for Paul Ehrlich
    effect and had it tested in Africa. With the support of his assistant Sahachiro Hata Ehrlich discovered in 1909 that Compound 606, Arsphenamine, effectively...
    41 KB (5,187 words) - 07:09, 20 August 2024
  • first synthetic antimicrobial drug, arsphenamine, discovered in 1909 by Sahachiro Hata in the laboratory of Paul Ehrlich, is not toxic to bacteria until it...
    12 KB (1,279 words) - 13:32, 23 February 2024
  • Thumbnail for Antibiotic
    in rabbits. While their early compounds were too toxic, Ehrlich and Sahachiro Hata, a Japanese bacteriologist working with Ehrlich in the quest for a drug...
    155 KB (14,572 words) - 15:53, 31 August 2024
  • a syphilis-infected rabbit. He did not recognise its effectiveness. Sahachiro Hata went over Ehrlich's work and found on 31 August 1909 that the rabbit...
    11 KB (1,397 words) - 18:00, 20 March 2024
  • Thumbnail for List of Japanese Nobel laureates and nominees
    because of this work, but Kitasato was not. Meanwhile, Hideyo Noguchi and Sahachiro Hata, those who missed out on the early Nobel Prize for many times. Katsusaburō...
    77 KB (3,184 words) - 17:20, 31 August 2024
  • Thumbnail for Arsanilic acid
    against trypanosomes, but found in 1909 by Ehrlich and bacteriologist Sahachiro Hata effective against the microorganism involved in syphilis, a disease...
    15 KB (1,339 words) - 19:42, 25 August 2023