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Methylene

methylene

(Science: chemistry) A hydrocarbon radical, CH2, not known in the free state, but regarded as an essential residue and component of certain derivatives of methane; as, methylene bromide, CH2Br2; formerly called also methene.

(Science: chemistry) Methylene blue, an artificial dyestuff consisting of a complex sulphur derivative of diphenyl amine; called also pure blue.

Origin: F. Methylene, from Gr. Wine _ wood; a word coined to correspond to the name wood spirit.


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Death Defying Dye?

This would be in reference to this methylene blue thread that occured a year or two ago. http://www.biology-online.org/biology-forum/about10673.html IS methylene blue related to this substance / common blue food dye .. ? Close enough for the ...

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by KSama
Tue Jul 28, 2009 5:16 pm
 
Forum: General Discussion
Topic: Death Defying Dye?
Replies: 0
Views: 69

Help asap! Cant find unknown Bacteria

... on it. If someone could help me find this bacteria that would be great Unknown Bacteria. Gram Pos Rod, Nutrient Agar Clear Blood Agar Clear Eosin Methylene Blue Agar Clear Mannitol Salt Agar Tan, Circles, Elevated Glucose Acid Pro- Positive Gas Production- Negative Sucrose Acid Pro-Positive Gas ...

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by dshenberger
Wed Dec 03, 2008 3:47 pm
 
Forum: Microbiology
Topic: Help asap! Cant find unknown Bacteria
Replies: 0
Views: 572

Help asap! Cant find unknown Bacteria

... on it. If someone could help me find this bacteria that would be great Unknown Bacteria. Gram Pos Rod, Nutrient Agar Clear Blood Agar Clear Eosin Methylene Blue Agar Clear Mannitol Salt Agar Tan, Circles, Elevated Glucose Acid Pro- Positive Gas Production- Negative Sucrose Acid Pro-Positive Gas ...

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by dshenberger
Wed Dec 03, 2008 3:36 pm
 
Forum: Microbiology
Topic: Help asap! Cant find unknown Bacteria
Replies: 3
Views: 911

Re: Help Identifying Unknown Bacteria

NEED HELP! Unknown Bacteria. Gram Pos Rod, Nutrient Agar Clear Blood Agar Clear Eosin Methylene Blue Agar Clear Mannitol Salt Agar Tan, Circles, Elevated Glucose Acid Pro- Positive Gas Production- Negative Sucrose Acid Pro-Positive Gas "- Neg Lactose Acid "- ...

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by dshenberger
Tue Dec 02, 2008 9:55 pm
 
Forum: Microbiology
Topic: Help Identifying Unknown Bacteria
Replies: 6
Views: 2424

Re: Redox potentials, oxidative metabolism, methylene blue etc.

Hi, that was really helpful...I was wondering if there were any specific reference sources you used, or anything you could recommend so that I could read around the subject? thanks

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by ritanara
Wed Oct 08, 2008 7:23 pm
 
Forum: General Discussion
Topic: Redox potentials, oxidative metabolism, methylene blue etc.
Replies: 3
Views: 3872
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