Noguchi No·gu·chi (nō-gōō'chē), Hideyo. 1876-1928.
Japanese-born American bacteriologist who discovered the cause of syphilis and yellow fever and who worked to develop treatments for them.
Japanese bacteriologist who first discovered Treponema pallidum, the causative agent of syphilis, in the brains of persons suffering from paresis. He also proved that both Oroya fever and verruga peruana could be produced by Bartonella bacilliformis; they are now known to be different phases of Carrion's disease, or bartonellosis.
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