gram-negative

English - Turkish

Definition of gram-negative in English Turkish dictionary

gram negatif

English - English

Definition of gram-negative in English English dictionary

that is not stained violet by Gram's method

bacteria have less peptidoglycan and are structurally more complex The outer membrane on the gram-negative cell wall contains lipopolysaccharides, carbohydrates bonded to lipids Cells retain red dye in a Gram stain

(about bacteria) not retaining the primary violet stain after being stained by Gram's method

Losing the crystal violet stain and taking the colour of the red counterstain in Gram's method of staining bacteria (CMD 1997)

(of bacteria) being or relating to a bacterium that does not retain the violet stain used in Gram's method

refers to bacteria that have a thick double cell wall that contains lipopolysaccharide or endotoxin; these bacteria lose a violet stain when rinsed

Hyphenation

Gram-neg·a·tive

Antonyms

gram-positive