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Gram’s staining: This staining procedure is used to identify bacteria based on their cell wall composition. There are two types of Gram’s staining, and the bacteria can be divided into gram positive or gram negative bacteria. It uses crystal violet for the staining of cell walls, iodine as the mordant and safranin or fuchsin as the ...
Definition: Staining is a method of imparting colour to cells, tissues or microscopic components, so they are highlighted and visualized better under a microscope.There are a variety of staining methods like simple, differential and special staining, which are used for various purposes ranging from the study of microscopic organisms to cellular structures, metabolic processes, cytopathology to ...
A stain is a discoloration that can be clearly distinguished from the surface, material, or medium it is found upon. They are caused by the chemical or physical ...
Fruit juice stains can be hard to shift. get a stain out (also get rid of a stain) (= remove it) You’ll never get that stain out. get a stain on something She didn’t want to get a stain on her new dress. something leaves a stain She wiped the soup off her blouse, but it left a stain. a stain spreads A dark stain spread over the grey carpet ...
stain something to stain wood; Stain the specimen before looking at it under the microscope. stain something + adj. They stained the floors dark brown. The floors had been stained dark brown. Topics Colours and Shapes c2
Synonyms for STAIN: taint, mar, poison, spoil, darken, touch, tarnish, blemish; Antonyms of STAIN: cleanse, purify, elevate, glorify, magnify, uplift, dignify, ennoble
stain a dirty mark on something that is difficult to remove, especially one made by a liquid: blood stains; fingerprint a mark on a surface made by the pattern of ...
