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Janus Green B

| Section2 = {{Chembox Properties | Formula = C30H31ClN6 | MolarMass = 511.06 g/mol | Appearance = | Density = | MeltingPt = | BoilingPt = | Solubility = }} | Section3 = {{Chembox Hazards | MainHazards = | FlashPt = | AutoignitionPt = }} }} Janus Green B is a basic dye and vital stain used in histology. It is also used to stain mitochondria supravitally, as was introduced by Leonor Michaelis in 1900.Michaelis, L. (1900). Die vitale Farbung, eine Darstellungsmethode der Zellgranula. Archiv für mikroskopische Anatomie 55:558-575(Also Tafel XXXII) The indicator Janus Green B changes colour according to the amount of oxygen present.http://www.mrothery.co.uk/bio_web_prac/practicals/2anaerobic%20resp%20student.doc When oxygen is present, the indicator oxidizes to a blue colour. In the absence of oxygen, the indicator is reduced and changes to a pink colour.

References

"green air" © 2007 - Ingo Malchow, Webdesign Neustrelitz
This article based upon the http://en.wikipedia.org/wiki/Janus_Green_B, the free encyclopaedia Wikipedia and is licensed under the GNU Free Documentation License.
Further informations available on the list of authors and history: http://en.wikipedia.org/w/index.php?title=Janus_Green_B&action=history
presented by: Ingo Malchow, Mirower Bogen 22, 17235 Neustrelitz, Germany