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Catalase - definition from Biology-Online.org
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Catalase

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What bacteria could this be?

... wondering if anyone could point me in the right direction. The bacteria in question is: Circular, Raised, Entire, Dark yellow, Negative for the catalase test and Negative for the oxidase test. The only possible bacterium I can think of is Bacillus subtilis. Any other ideas? Thank you.

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by jessaimeewhite
Sat Dec 08, 2012 1:34 pm
 
Forum: Microbiology
Topic: What bacteria could this be?
Replies: 0
Views: 372

Help! "Unknown Bacteria" I have no idea where to look =T

... My results were: 1. Gram- + 2. Morph- Coccus, cluster 3. Lactose fermentation- acid, yellow + 4. Gelatin hydrolysis- - 5. Starch Hydrolysis- - 6. Catalase- + 7. Oxidase- + 8. MR/VP- MR + VP - 9. SIM- -, There may be motility I did not account for, but I did not see any I tried to look in the direction ...

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by stephanie1234
Mon Dec 03, 2012 4:44 am
 
Forum: Microbiology
Topic: Help! "Unknown Bacteria" I have no idea where to look =T
Replies: 1
Views: 516

Help with my unknow??

... Lactose +/+ Glucose +/+ sucrose +/+ Citrate - green - (so this is -) Gelatin showed no liquifaction, so this is - EMB agar - no reaction, so - Catalase - ( no bubbles) PAD Agar - not black, so - Vp - MR was orange...not sure if - or + Urease was a peach/rose color In looking thru Bergy's, I ...

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by student2012
Sun Nov 25, 2012 3:15 am
 
Forum: Microbiology
Topic: Help with my unknow??
Replies: 0
Views: 329

Microbiology HELP QUICK!

HI guys, could someone help me identify my bacteria here please: Catalase test postive coagulase test negative msa agar changed to yellow Purple cocci clusters Blood agar with neomycin in in and i observed nothing on this i wasnt sure what this meant? Thanks!

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by Goldendog232
Wed Nov 07, 2012 7:08 pm
 
Forum: General Discussion
Topic: Microbiology HELP QUICK!
Replies: 0
Views: 254

Still need help!

... Test Results Starch Plate - Citrate Plate - Phenol Red + Gelatin Hydrolysis - SIM Medium - Oxidation-Fermentation + MR/VP +/ - Oxidase - Catalase - EMB inconclusive Phenylalanine Deaminase - MIO - Bile Esculin + Casein Hydrolysis (Milk Plate) - Motility - Wet Hang and Drop - My options ...

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by ohyesitskim
Sun Oct 28, 2012 6:30 am
 
Forum: Microbiology
Topic: HELPP Please! Unidentifiable Unkown :(
Replies: 1
Views: 610
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