Dictionary » E » Escherichia



a genus of gram-negative, facultatively anaerobic, rod-shaped bacteria whose organisms occur in the lower part of the intestine of warm-blooded animals. The species are nonpathogenic or opportunistic pathogens.

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Methylene Blue Solution use in staining variety of bacteria?

... reagent produces dark blue nuclei with lighter blue cytoplasm. Nuclei: Dark Blue Cytoplasm: Light Blue Corynebacterium Diphtheria: Blue Granules Escherichia Coli: Blue Rods Streptococcus Pyogenes: Blue Cocci For more Details call us : 435-755-9848 OR please visit online : http://www.scytek.com/products/26-MBS125-Methylene-Blue-Solution.asp ...

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by scytek
Sun Feb 22, 2015 9:22 am
Forum: General Discussion
Topic: Methylene Blue Solution use in staining variety of bacteria?
Replies: 0
Views: 272

How would I do this experiment? [Advanced]

... I am a beginner biologist so please do not speak in very technical terms. My experiment: Testing Kefir (a friendly 'probiotic' bacteria drink) vs. Escherichia coli (bought from Carolina Scientific- Living, K-12 Strain, Tube) I want to test how well Kefir can kill off Escherichia coli (or vice versa). ...

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by fstevens
Sun Nov 16, 2014 11:10 pm
Forum: Cell Biology
Topic: How would I do this experiment? [Advanced]
Replies: 2
Views: 1034

Help with unknown

... find info under both) Alcaligenes faecalis Alcaligenes latus Enterobacter aerogenes Enterobacter cloacae Serratia marcescans Serratia rubidaea Escherichia coli Klebsiella pneumoniae Klebsiella oxytoca Morganella morganii Salmonella enteriditis Salmonella typhi Shigella flexneri Shigella sonnei ...

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by kayleighat
Sun Oct 20, 2013 2:43 am
Forum: Microbiology
Topic: Help with unknown
Replies: 0
Views: 3929

Re: Microbiology help in identifying Gram + rod for my unknown

... positive Starch: positive Casein: negative Urea: negative Citrate: negative Hydrogen Sulfide: negative phenylalanase: negative I got for my genus: Escherichia and my species: Fergusonii Please help me determine if I am correct? Thank you!!! Lisa

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by sunshineshoes
Tue Jun 26, 2012 1:02 pm
Forum: Microbiology
Topic: Microbiology help in identifying Gram + rod for my unknown
Replies: 12
Views: 10875

Molecular gene (genome) concept scientifically untenable

... [21]. In 1988 molecular biologist John Cairns and his colleagues observed induced mutations of various elements of the lac operon changes in Escherichia coli bacteria [22]. Their results were even more shocking than Radman’s. “…depending on their environmental conditions, bacteria might be ...

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by PAWahid
Wed May 02, 2012 4:54 am
Forum: Molecular Biology
Topic: Molecular gene (genome) concept scientifically untenable
Replies: 12
Views: 38980
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