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Methylene blue

methylene blue

(Science: chemical) Methylthionine chloride; dark green crystals or crystalline powder having a bronze-like luster, readily reduced to colourless leukomethylene blue, which in turn is readily oxidised to methylene blue. Used as a bacteriologic stain and as an indicator, and administered orally or intravenously in the treatment of congenital methemoglobinaemia and cyanide poisoning.

Pharmacological action: anti-infective agents, urinary, antidotes, dyes.

Chemical name: Phenothiazin-5-ium, 3,7-bis(dimethylamino)-, chloride


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Conflicting results of Gram-Negative unknown

... -Results: No color change in media (remained pink) 2. Eosin Methylene Blue agar * Conflicted about results, believed to be negative RESULTS: Pink growth with slight ...

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by Jrh21854
Sun Dec 01, 2013 8:25 pm
 
Forum: Microbiology
Topic: Conflicting results of Gram-Negative unknown
Replies: 0
Views: 694

the purpose of using 0.5% methylene blue dye ???

can anyone tell me the purose of using 0.5% methylene blue dye in the experimenet of water potential of potato tuber cells????? thx >W<

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by jasonllll
Sat Oct 02, 2010 3:51 am
 
Forum: Cell Biology
Topic: the purpose of using 0.5% methylene blue dye ???
Replies: 1
Views: 1527

Re: Staining slides with Food dye? (Or any household item)

I checked 3 pet stores and still none had methylene blue... Anything else?

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by bhylak
Mon Jan 25, 2010 11:28 pm
 
Forum: Microbiology
Topic: Staining slides with Food dye? (Or any household item)
Replies: 7
Views: 7292

Re: Staining slides with Food dye? (Or any household item)

Thanks... but I was wondering if it works well. So the methylene blue can be bought at walamart. And which would would work better?

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by bhylak
Fri Jan 22, 2010 2:03 am
 
Forum: Microbiology
Topic: Staining slides with Food dye? (Or any household item)
Replies: 7
Views: 7292

Re: Staining slides with Food dye? (Or any household item)

Brilliant Blue FCF is FD&C Blue #1, so if you are in the US, you should be able to get it as food coloring at the grocery store. As you noted, Methylene Blue is available as a disease treatment for aquarium fish, but I am not certain if the ...

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by billw
Fri Jan 22, 2010 12:51 am
 
Forum: Microbiology
Topic: Staining slides with Food dye? (Or any household item)
Replies: 7
Views: 7292
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