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Acid red 91

Acid red 91 --> eosin b

The disodium salt of 4',5'-dibromo-2',7'-dinitrofluorescein.

Synonym: acid red 91, eosin i bluish.


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Streptococcus sanguis??

... correctly matched up my micro - organism? Gram reaction:+ Shape: cocci Acid-fast: - Spores: - Motility: - Grows in air: + Grows anaerobically: + ... from maltose: + Acid from mannitol: - Acid from dulcitol: - Nitrate reduction: + Citrate utilisation: - Indole production: - H2S production: ...

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by microbiologyhelp
Fri Dec 20, 2013 10:08 pm
 
Forum: Microbiology
Topic: Streptococcus sanguis??
Replies: 1
Views: 2073

ID OF UNKNOWN?!?!

... so far the results obtained indicate Gram reaction:+ Shape: cocci Acid-fast: - Spores: - Motility: - Grows in air: + Grows anaerobically: + ... from maltose: + Acid from mannitol: - Acid from dulcitol: - Nitrate reduction: + Citrate utilisation: - Indole production: - H2S production: ...

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by microbiologyhelp
Fri Dec 06, 2013 10:59 am
 
Forum: Microbiology
Topic: ID OF UNKNOWN?!?!
Replies: 5
Views: 3299

Conflicting results of Gram-Negative unknown

... colonies 4. TSI agar *Negative for lactose fermentation RESULTS Red slant/Yellow butt No sulfer reduction 5. Urea slant *Conflicted about ... media FLOW CHART looks something like this TSI SLANT (ALKALINE/ACID) = Lactose Negative Sulfer reduction of TSI slant= Negative then must ...

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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: 1838

Re:

"GRAM NEGATIVE- clustered in chains, splotches, and red/pink. Blue Vegetative cells." - Rods or Cocci??? ... reply I did further research and found out that... Gram reaction:+ Shape: cocci Acid-fast: - Spores: - Motility: - Grows in air: + Grows anaerobically: + Catalase: ...

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by microbiologyhelp
Sun Dec 01, 2013 11:36 am
 
Forum: Microbiology
Topic: URGENT HELP IDENTIFYING UNKNOWN BACTERIA!!!
Replies: 6
Views: 5287

URGENT HELP IDENTIFYING UNKNOWN BACTERIA!!!

... if anybody can help me identify it. thanks so much GRAM NEGATIVE- clustered in chains, splotches, and red/pink. Blue Vegetative cells. SPORE REACTION (-) ACID FAST STAINING (-) NUTRIENT BROTH CULTURE- Quite turbid, slightly cloudy, no skin NUTRIENT ...

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by microbiologyhelp
Wed Nov 20, 2013 6:09 pm
 
Forum: Microbiology
Topic: URGENT HELP IDENTIFYING UNKNOWN BACTERIA!!!
Replies: 6
Views: 5287
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