please explain Bacillus cereus and its shape, arrangemnet, why indole test, starch hydrolysis test, and citrate utilization test were need to use to idetify the bactria?
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| please explain Bacillus cereus and its shape, arrangemnet, why indole test, starch hydrolysis test, and citrate utilization test were need to use to idetify the bactria? |
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- What is this organism? And what other test could be done to confirm it's identification? 1.Gram stain - positive cocci, chains Catalase - weak positive Hemolysis - beta BE - positive NaCl- positive Bacitracin - no zone of inhibition PYR - positive Answer: Enterococcus spp. CAMP test to verify the identity 2.Gram positive cocci, chains Catalase - negative Hemolysis - alpha BE - negative NaCl - negative P disk - resistant Bile Solubility - negative Answer - viridans group, Use PYR test to verifyIs phenol red test a efficient test for unknown intestinal bacteria?Is tripple sugar iron test a efficient test for unknown intestinal bacteria?
- Which of the following tests can be used to distinguish between group D streptococcus and other streptococcus bacteria? Mannitol Salt agar Coagulase test McConkey agar Bile eschulin agar Simmon's Citrate agarGiven: Enterobacteriaceae, Vibrionaceae, Pasteurellaceae and other organisms such as Calymmatobacterium, Cardiobacterium, Chromobacterium, Eikenella, Gardnerella, Streptobacillusand Zymomonas Test Unknown Isolate B 1 Luminescence Positive 2 Cell Shape Straight Rods 3 Gram Staining Negative 4 Oxygen Requirement Facultative Anaerobe 5 Motility (Hanging Drop) Motile 6 Growth at 0% NaCl Negative 7 3% NaCl Positive 8 6 % NaCl Positive Attached is the sampleSolve the identity of an unknown bacterial specimen by creating a dichotomous key. Categories: Gram stain, Mannitol salt agar,MacConkey agar, Catalase, Oxidase, Casein hydrolysis, Nitrate reduction, Citrate test, Urease test, Sim Medium Streptoccocus ID: 1) Bile Esculin Test 2) Bacitracin Test 3) Blood Agar Plate NaCl Broth Staphylococcus ID: 1) Mannitol Salt Agar 2) DNA Hydrolysis 3) Coagulase Test 4) Novobiocin Test Possible Organisms Alcaligenes faecalis Enterobacter aerogenes Enterococcus faecalis Escherichia coli Proteus vulgaris Pseudomonas aeruginosa Salmonella arizoniae Staphylococcus aureus Staphylococcus epidermidis Staphylococcus saprophyticus Streptococcusbovis Streptococcus pyogenes
- Explain how PEMBA (polymyxin-pyruvate-egg yolk-mannitol-bromthymol blue-agar) is used to isolate, differentiate and enumerate Bacillus cereus from food sample.Selective and Differential Conditions of media and culture conditions can be used to culture and identify Listeria monocytogenes. For each, characterize it as Available Hint(s) Res Adding antibiotics, such as nalidixic acid Adding high concentrations of salts, such as lithium chloride and sodium chloride Adding a pH indicator to detect fermentation of hamnose to acid Incubate at 30°C Detecting beta-hemolysis Adding antifungals, such as amphotericin B Differential Selectivediscuss the clinical significance, principles, reagents (if any) and positive and negative results of the following laboratory tests for Gram positive cocci organisms: Bile esculin test 5% salt turbidity or tolerance test PYRase test Pyruvate broth test
- Draw the reactions and the interpretation on the lysine iron agar (lia) test for Proteus vulgarisIs Endospores stain test a efficient test for unknown intestinal bacteria?I AM TRYING TO IDENTIFY THIS UNKNOWN. IMAGE 1 HAS TWO PICTURE OF CATALASE TEST AND BLOOD AGAR TEST. I believe it is one of the following: 1) S. pyo. 2)S. agal . 3)S.pneu. 4)E. faecalis 5)S. aureus 6)S epi. 7)S. sapro. 8)M. luteus Please let me know which test will i need out of the table to justify your reason of picking up the unknown and also how that test justifies it? what characteristics of that test made you pick the unknown?