Gram's staining technique
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Staining — is an auxiliary technique used in microscopy to enhance contrast in the microscopic image.In biochemistry it involves adding a class specific (DNA, proteins, lipids, carbohydrates) dye to a substrate to qualify or quantify the presence of a… … Wikipedia
Gram staining — (or Gram s method) is an empirical method of differentiating bacterial species into two large groups (Gram positive and Gram negative) based on the chemical and physical properties of their cell walls.cite book | last = Bergey | first = David H.… … Wikipedia
gram stain — Staining technique for the initial identification of bacteria, devised in 1884 by the Danish physician Hans Christian Gram (1853–1938). The stain reveals basic differences in the biochemical and structural properties of a living cell. A slide… … Universalium
Gram'smethod — Gram s method (grămz) n. A staining technique used to classify bacteria in which a bacterial specimen is first stained with crystal violet, then treated with an iodine solution, decolorized with alcohol, and counterstained with safranine. Gram… … Universalium
Gram's method — n. Biol. a method of differentiating bacteria by staining with a dye, then attempting to remove the dye with a solvent, for purposes of identification. Phrases and idioms: Gram positive (or negative) (of bacteria) that do (or do not) retain the… … Useful english dictionary
Gram stain — noun a staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram s solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the… … Useful english dictionary
Gram's stain — noun a staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram s solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the… … Useful english dictionary
Gram method — noun a staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram s solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the… … Useful english dictionary
Gram's procedure — noun a staining technique used to classify bacteria; bacteria are stained with gentian violet and then treated with Gram s solution; after being decolorized with alcohol and treated with safranine and washed in water, those that retain the… … Useful english dictionary
Gram's method — noun a staining technique, using a sequence of crystal violet, iodine and safranine, used to differentiate bacteria into two large groups of species Syn: Gram staining … Wiktionary
Gram stain — noun Medicine a staining technique for the preliminary distinction of bacteria between two categories (Gram positive and Gram negative). Origin C19: named after the Danish physician Hans C. J. Gram … English new terms dictionary