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In Berlin, in 1884, Gram developed a method for distinguishing between two major classes of bacteria. [1] This technique, known as Gram staining, continues to be a standard procedure of medical microbiology. This work gained Gram an international reputation. The staining method later played a major role in classifying bacteria. Gram was a ...
Gram stain (Gram staining or Gram's method), is a method of staining used to classify bacterial species into two large groups: gram-positive bacteria and gram-negative bacteria. It may also be used to diagnose a fungal infection. [1] The name comes from the Danish bacteriologist Hans Christian Gram, who developed the technique in 1884. [2]
Hans Christian Gram: Danish Developed the Gram stain used to identify and classify bacteria. [2] 1845–1922 Charles Lavaran: French 1907 Nobel Prize in Physiology or Medicine for discovering the causative agents of malaria and trypanosomiasis. [2] 1827–1912 Joseph Lister: English Introduced sterilisation techniques to surgery. [2] [5] 1822 ...
The adjectives gram-positive and gram-negative derive from the surname of Hans Christian Gram, a Danish bacteriologist; as eponymous adjectives, their initial letter can be either capital G or lower-case g, depending on which style guide (e.g., that of the CDC), if any, governs the document being written. [23]
A major milestone in medical microbiology is the Gram stain. In 1884 Hans Christian Gram developed the method of staining bacteria to make them more visible and differentiated under a microscope. This technique is widely used today. [8]
Japetus Steenstrup was a professor to zoologist Johan Erik Vesti Boas, who was also a student of zoologist Carl Gegenbaur, and Hans Christian Gram, inventor of the Gram stain. [ 3 ] During Charles Darwin 's extensive study of barnacles (Cirripedia) between 1846 and 1854, he corresponded with Steenstrup, who sent him both information and specimens.
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This [Gram|gram][-| ] thing is not one of those doesn't-matter issues, since "gram negative" introduces at least three forms of confusion for the reader simultaneously, for no gain whatsoever other than making what appears to be a total of three or four medical editors happy (one of whom is retired/banned anyway, though most of us do wish ...