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Article: Bacterial Ultrastructure
- Article from:
- World of Microbiology and Immunology
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Bacterial ultrastructure
Bacterial ultrastructure is concerned with the cellular and molecular construction of
bacteria
. The bulk of research in bacterial ultrastructure investigates the ultrastructure of the cell wall that surrounds bacteria.
The study of bacterial ultrastructure began with the development of the staining regimen by Danish pathologist
Christian Gram
(1853
–
1938) that classifies the majority of bacteria as either Gram-negative or Gram-positive. The latter
bacteria retain the crystal violet stain, while Gram-negative bacteria do not retain this stain and are stained by the second stain that is applied, safranin. While the basis for this difference was not ...