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Mannitol

Mannitol

a medication given to reduce brain swelling and elevated intracranial pressure. Also used to temporarily disrupt the blood-brain barrier prior to some forms of chemotherapy.


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my unknown

... we thought it could be S. aureus or eidermis but we know it's not. gram positive cocci catalase positive alpha hemolysis facultative anaerobe mannitol fermenter whitish Nothing seemed to match all of these.

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by x3chibi
Thu Apr 30, 2009 6:57 pm
 
Forum: Microbiology
Topic: my unknown
Replies: 2
Views: 111

Identifying unknown

... acids, glucose, amino acids and yeast extract, and just amino acids. It grew without oxygen and with oxygen. It grew on MacConkey agar but not on mannitol salts agar. No amylase. It is a fermenter. It produced acid but no gas in a phenol-red with glucose containing a Durham tube. MR+/VP-. In a ...

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by mccullyj
Fri Apr 24, 2009 10:22 pm
 
Forum: Microbiology
Topic: Identifying unknown
Replies: 1
Views: 297

M Biology

... Growth Growth on glucose & a.a. Growth Growth on glucose, a.a. & yeast extract Growth Aerobic/anaerobic Aerobic MacConkey agar No Growth Mannitol salts agar No Growth Amylase No Growth Citrate No Growth Oxidation/fermentation Pink/Orange No Growth Glucose; acid/gas Can’t Produce Acid ...

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by ottotrac
Wed Apr 22, 2009 4:43 pm
 
Forum: Microbiology
Topic: M Biology
Replies: 0
Views: 187

Re: Help asap! Cant find unknown Bacteria

... poor dschenberger. "Clear" - does that mean no growth? Manitol salt agar - tan??? The stuff is red or, with growth of salt tolerant mannitol fermenters, yellow. Did you even get growth? Urease? What did you use? If you had no growth on conventional media (assume that's "clear") ...

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by JorgeLobo
Wed Dec 03, 2008 11:16 pm
 
Forum: Microbiology
Topic: Help asap! Cant find unknown Bacteria
Replies: 3
Views: 797

Help asap! Cant find unknown Bacteria

... 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 "- Neg Lactose Acid ...

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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: 529
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