title: Isolation, contamination, and pure culture: monomorphism and polymorphism of pathogenic micro-organisms as research problem, 1860-1880.
authors.forename: C
authors.initials: C
authors.lastname: Gradmann
mesh_terms: D003141:Communicable Diseases / Q000208:ethnology / Q000266:history; D005858:Germany / Q000208:ethnology; D006666:History of Medicine; D049672:History, 19th Century; D017056:Medical Laboratory Personnel / Q000193:education / Q000266:history / Q000523:psychology; D008827:Microbiological Phenomena; D008829:Microbiology / Q000193:education / Q000266:history; D010336:Pathology / Q000193:education / Q000266:history; D012108:Research Personnel / Q000193:education / Q000266:history / Q000523:psychology