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Hans Christian Gram

Danish bacteriologist (1853–1938)

Hans Christian Gram

Hans Christian Gram by Hansen & Weller

Born

Hans Christian Joachim Gram


(1853-09-13)13 September 1853

Copenhagen, Denmark

Died14 November 1938(1938-11-14) (aged 85)

Copenhagen, Denmark

Known forInventing the Gram stain
Scientific career
FieldsBacteriology
Doctoral advisorJapetus Steenstrup

Hans Christian Joachim Gram (13 September 1853 – 14 November 1938) was a Danishbacteriologist noted for his development of the Gram stain, still a standard technique to classify bacteria and make them more visible under a microscope.

Early life and education

Gram was the son of Frederik Terkel Julius Gram, a professor of jurisprudence, and Louise Christiane Roulund.

He studied at the University of Copenhagen, and was an assistant for botany to the zoologist Japetus Steenstrup. His study of plants introduced him to the basics of pharmacology and the Hans christian gram Stock Photos and Images - Alamy JUTA