Stains
Acridine orange




Topic Completed: 1 August 2013

Revised: 4 March 2019

Copyright: 2003-2018, PathologyOutlines.com, Inc.

PubMed Search: acridine orange[title]
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Cite this page: Pernick N. Acridine orange. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/stainsacridine.html. Accessed March 24th, 2019.
Definition / general
  • Nucleic acid, selective fluorescent cationic dye useful for cell cycle determination (Wikipedia)
  • Cell-permeable, interacts with DNA by intercalation and with RNA by electrostatic attraction
  • Accumulates in intracellular acidic vesicles, especially lysosomes, in an acidity-dependent manner; anti-tumor effect due to its marked and prolonged accumulation in acidic lysosomes of cancer cells (Curr Pharm Des 2012;18:1414)
Uses by pathologists
Microscopic (histologic) images

Images hosted on other servers:

Bacilli and cocci clusters

Buccal smear (female)

Buccal smear (male)

Mycobacteria


Oral cavity: normal cells

Oral cavity: squamous cell carcinoma

Sperm: chromatin

Sperm: hyaluronic acid

Trypanosomes

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