Medical Definition of Ducrey's bacillus
: a gram-negative bacillus of the genus Haemophilus (H. ducreyi) that is the causative agent of chancroid
Biographical Note for ducrey's bacillus
Ducrey \dü-ˈkrā\play , Augusto (1860–1940), Italian dermatologist. Ducrey published in 1889 an announcement of his discovery of the organism which causes chancroid and now bears his name.
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