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Staphylococcus epidermidis
indole test - negative
methyl red - negative
voges proskauer test - positive
citrate test - no idea
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∙ 14y ago
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What is the IMViC test results for Ecoli?
IMVIC farmula for e.coli is ++--
What IMVic results would indicate the presence of fecal coliforms?
The IMViC test results that would indicate the presence of fecal coliforms are negative for indole production, positive for methyl red test, negative for Voges-Proskauer test, and positive for citrate utilization.
What are the results of Imvic test on salmonella typhi?
Indole - NegativeMethyl Red - PositiveVouges Proskauer - NegativeCitrate-NegativeTSI - Alkaline slant/Acid butt with H2SSIM - Motile, H2S positiveUrease - Negative
What are the IMViC and TSI results for Proteus vulgaris?
IMViC results for Proteus vulgaris are typically indole negative, methyl red positive, Voges-Proskauer negative, and citrate positive. TSI results for Proteus vulgaris show alkaline/alkaline (red/red) slant/butt with no gas production and no hydrogen sulfide production.
What bacterial product does staphaurex test for?
Staphaurex is a rapid slide agglutination procedure for differentiating Staphylococci that possess coagulase and/or protein A. Particularly Staphylococcus aureus, from Staphylococci that possess neither of these factors.
What enzyme distinguishes staphylococci from streptococci?
The enzyme catalase distinguishes staphylococci from streptococci. Staphylococci produce catalase, which breaks down hydrogen peroxide into water and oxygen, while streptococci do not produce catalase. This difference in catalase production allows for a simple biochemical test to differentiate between these two bacteria.
What reagents do you add for each of the imvic test?
For the Indole test, you add Kovac's reagent. For the Methyl Red test, you add Methyl Red indicator. For the Voges-Proskauer test, you add alpha-naphthol and potassium hydroxide. And for the Citrate test, you add Simmons citrate agar.
If you have isolated a gram-positive coccus from a throat culture that you cannot identify as staphlycocci or streptococci A test for one enzyme can be used to distinguish quickly between these bacter?
The catalase test can be used to distinguish quickly between Staphylococci and Streptococci in a gram-positive coccus isolated from a throat culture. Staphylococci are catalase positive (produce bubbles with hydrogen peroxide), while Streptococci are catalase negative (no bubble formation). This test can help differentiate between these two bacterial groups based on their enzyme activity.
What is the plural form of staphylococcus?
The plural form of staphylococcus is staphylococci.
Why is the IMViC useful in identifying enterobacteriaceae?
The IMViC test (Indole, Methyl Red, Voges-Proskauer, Citrate) is useful in identifying Enterobacteriaceae because it helps differentiate between different members within this bacterial family based on their biochemical characteristics. Each test targets a specific metabolic pathway that can be used to distinguish between different genera or species of Enterobacteriaceae. This information can aid in the accurate identification of a particular strain and help determine its pathogenic potential.
Is coagulase test a microbiological test?
Yes, the coagulase test is a microbiological test used to determine the presence of the enzyme coagulase produced by some Staphylococcus bacteria. It helps differentiate between coagulase-positive Staphylococcus aureus and coagulase-negative staphylococci.
What are cocci that occur in clusters or groups called?
Cocci that occur in clusters or groups are called staphylococci. Staphylococci are bacteria that are round in shape and arranged in clusters, with Staphylococcus aureus being a common example.
