Medical Definition of Romanowsky stain
: a stain made from water-soluble eosin, methylene blue, and absolute methanol and used in parasitology
Biographical Note for romanowsky stain
Dimitri Leonidovich (1861–1921), Russian physician. Romanowsky made important studies of the malaria parasite. In an 1891 monograph on the parasitology and treatment of malaria, he introduced the original eosin-methylene blue stain for blood smears and malaria parasites.
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