destainv.

/diːˈsteɪn/

Etymology: < de- prefix 2b + stain n.

Biology and Chemistry.

transitive. Selectively to remove stain from (a substrate, microscope specimen, etc.) after it has previously been stained. Also absol.

ΘΚΠ

the world > matter > chemistry > chemical tests > indicators > indicate presence of specific substance or quality [verb (transitive)] > by destaining

destain1930

1930 Stain Technol. 5 136 For paraffin sections of Clarkia concinna buds... Destain in a saturated aqueous solution of picric acid.

1940 D. A. Johansen Plant Microtechnique xiii. 160 Destain and complete differentiation with absolute alcohol..and mount in balsam.

1964 M. J. Purvis et al. Lab. Techniques in Bot. iv. 119 As it is necessary that only the liquefied cell walls should be stained by the safranin, the sections are de-stained in acid alcohol.

1985 Stain Technol. 60 176 (caption) Section destained and restained with PTA.

Derivatives

deˈstaining n.

ΘΚΠ

the world > matter > chemistry > chemical tests > indicators > [noun] > destaining

destaining1926

1926 Stain Technol. I. 106 A lack of sufficient destaining may leave some vegetative cells red.

1933 Jrnl. Royal Hort. Soc. 58 357 Picric acid proved to be too slow a destaining agent.

1983 Analyt. Biochem. 131 293/1 Because of variations in amounts of protein..one has often to make a decision between incomplete and strong destaining.

Draft additions 1997

deˈstained adj.

ΘΚΠ

the world > life > biology > laboratory analysis > processes > [adjective] > using stains or dyes

stained1889

Ziehl-Neelsen1892

cyanophilous1895

trichrome1918

polychromed1924

Feulgen1928

destained1930

cytophotometric1952

immunofluorescent1959

1930 Stain Technol. 5 137 In a perfectly destained slide, the cytoplasm should not show a bluish color.

1990 Acta Cytologica 34 670/1 Follow-up immunoperoxidase staining for Leu-M 1 was performed on a destained smear.

This entry has not yet been fully updated (first published 1993; most recently modified version published online September 2018).

单词	destain
释义	destainv. /diːˈsteɪn/ Etymology: < de- prefix 2b + stain n. Biology and Chemistry. transitive. Selectively to remove stain from (a substrate, microscope specimen, etc.) after it has previously been stained. Also absol. ΘΚΠ the world > matter > chemistry > chemical tests > indicators > indicate presence of specific substance or quality [verb (transitive)] > by destaining destain1930 1930 Stain Technol. 5 136 For paraffin sections of Clarkia concinna buds... Destain in a saturated aqueous solution of picric acid. 1940 D. A. Johansen Plant Microtechnique xiii. 160 Destain and complete differentiation with absolute alcohol..and mount in balsam. 1964 M. J. Purvis et al. Lab. Techniques in Bot. iv. 119 As it is necessary that only the liquefied cell walls should be stained by the safranin, the sections are de-stained in acid alcohol. 1985 Stain Technol. 60 176 (caption) Section destained and restained with PTA. Derivatives deˈstaining n. ΘΚΠ the world > matter > chemistry > chemical tests > indicators > [noun] > destaining destaining1926 1926 Stain Technol. I. 106 A lack of sufficient destaining may leave some vegetative cells red. 1933 Jrnl. Royal Hort. Soc. 58 357 Picric acid proved to be too slow a destaining agent. 1983 Analyt. Biochem. 131 293/1 Because of variations in amounts of protein..one has often to make a decision between incomplete and strong destaining. Draft additions 1997 deˈstained adj. ΘΚΠ the world > life > biology > laboratory analysis > processes > [adjective] > using stains or dyes stained1889 Ziehl-Neelsen1892 cyanophilous1895 trichrome1918 polychromed1924 Feulgen1928 destained1930 cytophotometric1952 immunofluorescent1959 1930 Stain Technol. 5 137 In a perfectly destained slide, the cytoplasm should not show a bluish color. 1990 Acta Cytologica 34 670/1 Follow-up immunoperoxidase staining for Leu-M 1 was performed on a destained smear. This entry has not yet been fully updated (first published 1993; most recently modified version published online September 2018). < v.1926
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