Gram's method

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Gram's method

(Microbiology) bacteriol a staining technique used to classify bacteria, based on their ability to retain or lose a violet colour, produced by crystal violet and iodine, after treatment with a decolorizing agent. See also Gram-negative, Gram-positive

[C19: named after Hans Christian Joachim Gram (1853–1938), Danish physician]

Gram's′ meth′od

(græmz)
n.

(sometimes l.c.) a method of characterizing bacteria that involves staining a slide of fixed specimens with gentian violet, washing with alcohol, and applying a counterstain.

[after Hans C. J. Gram (1853–1938), Danish bacteriologist]

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Noun

Gram's method - 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 gentian violet are Gram-positive and those that do not retain it are Gram-negative

Gram method, Gram stain, Gram's procedure, Gram's stain

staining - (histology) the use of a dye to color specimens for microscopic study

Translations

Gram's method

n. método de Gram, proceso de coloración de bacterias para identificarlas en un análisis.

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References in periodicals archive ?

coli when stained with Gram's Method of staining (Fig.

Culture Based Isolation of Pathogenic Bacteria Associated with Respiratory Disease Complex in Broiler with Special Reference to Ornithobacterium rhinotracheale from India

Fixed smear was stained by Gram's method following Jensen's modification.

Gonococcal antigen detection by Immunochromatographic assay: A reliable and point-of-care diagnostic test for gonorrhoea

Organisms stained by Gram's method can be divided into groups that have taxonomic significance and that guide the physician in choosing appropriate antibiotic treatment.