staining


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Related to staining: Gram staining

staining

 [stān´ing]
artificial coloration of a substance to facilitate examination of tissues, microorganisms, or other cells under the microscope. For various techniques, see under stain.
relief staining a method of staining that colors the background and leaves the cells uncolored.

stain·ing

(stān'ing),
1. The act of applying a stain.
See also: stain.
2. In dentistry, modification of the color of the tooth or denture base.

staining

/stain·ing/ (stān´ing)
1. artificial coloration of a substance to facilitate examination of tissues, microorganisms, or other cells under the microscope. For various techniques, see under stain.
2. in dentistry, the modification of the color of a tooth or denture base.

stain·ing

(stān'ing)
1. The act of applying a stain.
See also: stain
2. dentistry Modification of the color of the tooth or denture base.

staining

The use of selected dyes to colour biological specimens such as cells, cell products, thin slices of tissues or microorganisms to assist in examination and identification under the microscope. See also GRAM NEGATIVE, GRAM POSITIVE.

stain·ing

(stān'ing)
1. In dentistry, modification of the color of the tooth or denture base.
2. Act of applying a stain.
See also: stain

staining,

n 1. a modification of the color of the teeth or denture base to achieve a more lifelike appearance.
2. amount of stain present on the teeth, either extrinsic or intrinsic in origin. See also stain.

staining

1. artificial coloration of a substance to facilitate examination of tissues, microorganisms or other cells under the microscope. For various techniques, see under stain.
2. marring the appearance.

chromosomal staining
blood is collected in a highly aseptic manner and placed in tissue culture medium containing a stimulant to cell division. The leukocytes are collected, killed with a cytotoxic agent, enlarged by osmosis in a hypotonic liquid, placed on slides, fixed and stained.
negative staining
a procedure visualizing specimens by either light or electron microscopy. In light microscopy, India ink which blocks the transmission of light is used as a negative stain to detect bacterial capsules. In electron microscopy, electron-dense salts such as sodium phosphotungstate are used in the examination of particles particularly viruses.
Enlarge picture
Negatively stained virus particles of infectious bursal disease virus. By permission from Fenner F, Gibbs EPJ, Horzinek MC, Studdert MJ, Murphy FA, Veterinary Virology, Academic Press, 1999
radiograph staining
may be yellow or brown stains due to inadequate rinsing, or doubly refracting exhibiting different colors depending on angle of viewing.
References in periodicals archive ?
The data for presence of debris particles and intensity of sperm staining with intact, partially and completely fragmented DNA were presented as mean +- SEM.
The objective of this study was to detect and confirm the presence of acid fast bacilli in lymph node biopsies using routine Ziehl Neelsen stain, Kinyoun stain and fluorescence staining and also to determine the best, rapid and more cost effective technique of staining for the detection of acid fast bacilli.
After staining, minimum 100 fields were examined and smears were graded as per RNTCP technical manual.
In this present study, we can conclude that synthetic food coloring a good stains for staining leishmania parasite and can be using instead of gimesa stain in research and in laboratories, also it consider more stable, cheaper, high heat resistance and easy preparation.
By staining with carbol fuchsin, methylene blue, malachite green, and crystal violet, oocysts could be seen as refractile structures.
Therefore, trypan blue staining is generally used for mycorrhizal observation at low magnifications.
A summary of the findings of the immunohistochemical staining profile for PSA, PAP, and a cocktail of P504S/p63 within prostatic carcinoma, seminal vesicle, and benign prostatic glands is provided (Table).
In contrast, larger departures from the recommended MC for staining from 6 to 8 percent to 20 percent had significant effects on either the redness or lightness of stained specimens in all species, except for pine.
DuBree says he's careful to specify in his contract whether or not staining is included.
While any breakdown of the corneal epithelium could provide a possible route for microorganisms to enter the eye, more-severe cases of staining could lead to ulceration or scarring," Nichols points out.
Since some of the stain settled into furrows on top of the unexpected shapes, the negative staining revealed fine details of the exterior of these mysterious interlopers, including arches that reminded Rome and Kedersha of the ceilings in medieval cathedrals.
A: Order of battle, whether washing, sanding, papering, staining, varnishing or painting: 1) ceilings, 2) woodwork, 3) walls, 4) floors.