safranin O

safranin O
A mixture of dimethyl- and trimethylphenosafranin chloride, a basic red dye that exhibits orange metachromasia; used in histology as a nuclear stain, in microbiology as a counterstain in the Gram method, and to demonstrate enterochromaffin.

* * *

saf·ra·nin O (safґrə-nin) a basic red aniline dye used as a nuclear stain and as a counterstain in the Gram method. Spelled also safranine O.

Medical dictionary. 2011.

Игры ⚽ Нужно сделать НИР?

Look at other dictionaries:

  • Safranin — Saf ra*nin, n. (Chem.) (a) An orange red dyestuff extracted from the saffron. [R.] (b) A red dyestuff extracted from the safflower, and formerly used in dyeing wool, silk, and cotton pink and scarlet; called also {Spanish red}, {China lake}, and… …   The Collaborative International Dictionary of English

  • Safranin — Safranīn, Anilinrosa, Pink, künstlicher Farbstoff, zuerst durch Oxydation von Mauveïn (s.d.) gewonnen, jetzt durch Oxydation von Paratoluylendiamin mit Orthotoluidin und Kondensation der Zwischenprodukte mit Anilin hergestellt, rotbraunes Pulver …   Kleines Konversations-Lexikon

  • safranin — safrànīn m <G safranína> DEFINICIJA kem. najpoznatije azijsko bojilo; crveno u vodi, u alkoholu crveno s crvenožutom fluorescencijom ETIMOLOGIJA v. šafran + in …   Hrvatski jezični portal

  • Safranin — Chembox new Name = Safranin ImageFile = Safranin Cl.svg ImageName = Safranin ImageFile1 = Safranin 3D balls.png ImageSize1 = 200px ImageName1 = Safranin IUPACName = Safranin Section1 = Chembox Identifiers CASNo = SMILES = Section2 = Chembox… …   Wikipedia

  • Safranin — Strukturformel Allgemeines Name Safranin T Andere Namen Safranin O 3,7 Diamino 2,8 dimethyl 5 phenyl phenaziniumchlorid …   Deutsch Wikipedia

  • Safranin T — Strukturformel Allgemeines Name Safranin T Andere Namen …   Deutsch Wikipedia

  • safranin — Polychroite Pol y*chro*ite, n. [Poly + Gr. ? color: cf. F. polychro[ i]te.] (Chem.) The coloring matter of saffron; formerly so called because of the change of color on treatment with certain acids; called also {crocin}, and {safranin}. [1913… …   The Collaborative International Dictionary of English

  • safranin — noun see safranine …   New Collegiate Dictionary

  • safranin — noun A biological stain used in histology and cytology …   Wiktionary

  • safranin — n. a group of water and alcohol soluble basic dyes used to stain cell nuclei and as counterstains for Gram negative bacteria …   Medical dictionary

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”