What is the role of H2SO4 in Hopkins cole test?
Q: How does a positive reaction in an ELISA test appear?
A: Biotechnology is a branch of biology, including the use of living organisms to produce products.…
Q: Is Bacillus cereus negative or positive for methyl red, and Voges-Proskauer tests?
A: The methyl red (MR) test detects whether bacteria can ferment the glucose or not. It detects the…
Q: What would be the expected out come of a triple sugar iron test If the bacteria is a pathogenic…
A: TRIPLE SUGAR IRON TEST 1.The Triple Sugar Iron test is a microbiological test having ability to test…
Q: What test requires inoculation of rabbit serum?
A: The formation of clot in the plasma indicates coagulase production. Coagulase is a protein enzymes…
Q: Between, Shigella flexneri and Shigella sonnei, which are positive and which are negative for…
A: Shigella is a group of gram-negative, non-motile, non-capsulated, non-endospore-forming bacilli that…
Q: Why does the structure below give a negative result to the Xanthoproteic test even though it…
A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: How is the Elisa test quantified?
A: ELISA test helps in detecting the presence as well as the concentration of an analyte in a sample.…
Q: What is the principle of Molisch test, Benedict test, Biuret test, Xanthoproteic test, Sudan test,…
A: The tests that are mentioned above are the tests used for identification of biomolecules like…
Q: What is the main purpose of haemolytic tests? What is the main substance responsible for this…
A: Pathogenic microrganism are the microbes that has capability to cause disease and infection inside…
Q: What is the use of heat in Seliwanoff’s, Benedict’s and Barfoed’s tests?
A: The Seliwanhoff's, Benedicts's, and Barfoed's tests can qualitatively identify and distinguish among…
Q: What is the action of dexamethasone in the suppression test?
A: The disease is a state which is deviated from the normal condition. A disease can be caused by the…
Q: What is Ames test ?
A: Ames Test : It was devised by a scientist 'Bruce Ames ' . It is also known as Salmonella…
Q: n not more than 100 words, What antigens/strains are used for the Weil-Felix test, and from what…
A: Well Felix test is an agglutination test for the diagnosis of Rickettsia infection. The Well Felix…
Q: What are the differences between “O” and “H” antigen? Differentiate Widal from Weil-Felix test. The…
A: Note :- Since you have asked multiple questions im only answering the ist question as per bartleby…
Q: Describe the biuret test. What does the Biuret test detect?
A: There are different types of biomolecules. The biomolecules greatly differ in their physical and…
Q: Describe the Xanthroproteic test. What does the Xanthroproteic test detect?
A: Proteins are one among different biomolecules present in the body, and they are the building blocks…
Q: Is bile esculin test a efficient test for unknown intestinal bacteria?
A: In the intestine, only those bacteria that are not killed by the bile survive. The normal bacteria…
Q: The VP test is a confirmatory test. In what situations would this test be utilized?
A: The bacteria is the unicellular prokaryotic organism that maintains a definite shape since it…
Q: What are the advantages and disadvantages of Nasopharyngeal Swab Test through Reverse-Transcriptase…
A: A nasopharyngeal swab(NPS) is a clinical test method which collects test sample from nasal…
Q: What are the examples of organisms that belong to the positive test in in-dose test?
A: Tryptophan is an amino acid that can undergo deamination. Indole is generated by reductive…
Q: What is the Biuret test actually testing? Be specific. Why is it important to include a water only…
A: Introduction: The biuret test is an all-purpose test for detecting polypeptide chains in an analyte.…
Q: Why is the Hgba1c test could not be requested as STAT
A: Hba1c also called as glycosylated haemoglobin , is that haemoglobin which has got glucose attached…
Q: What are the advantages and disadvantages of using the E-test?
A: The E-test was created to give a direct measurement of microorganism antibiotic susceptibility. The…
Q: What is the principle behind invertase test
A: Invertase was an enzyme that hydrolyses the disaccharide sucrose into monosaccharides glucose and…
Q: How do eosin-methylene blue (EMB) agar plates work? What organism(s) are they designed to detect?…
A: Several tests are performed in the laboratory in order to detect several bacterial agents as well as…
Q: Is tripple sugar iron test a efficient test for unknown intestinal bacteria?
A: Triple sugar iron agar is a differential medium that contains lactose, sucrose, a small amount of…
Q: Is phenol red test a efficient test for unknown intestinal bacteria?
A: Fermentation of carbohydrates is the method used by microorganisms to produce energy. Phenol Red…
Q: Explain how staphylococcus capitis test is different from streptococcus salivarius test ?
A: Streptococcus salivarius and Staphylococcus capitis are both pathogens for humans. These two…
Q: what are the important principle in polyphenoloxidase test
A: Polyphenols, as the name sounds is a large family of organic compounds that are characterized by…
Q: What is a secondary antibody in an ELISA test?
A: Enzyme-linked immunosorbent assay (ELISA) is an assay technique used for detecting and quantifying…
Q: Why are two negative controls included in an ELISA test
A: ELISA TEST (Enzyme linked immunosorbent assay)is used in aboratory test to detect antibodies in…
Q: What is the coliform test when is it used? What is its purpose? How does it function? What are the…
A: All water that is naturally exposed to the atmosphere, such as rivers, lakes, and reservoirs. It is…
Q: What two S. aureus antigens are being detected with the use of this test kit?
A: Antigen is a substance that is capable of stimulating an immune response. Specifically, it activates…
Q: Between Bacillus megaterium, Bacillus sphaericus, and Bacillus subtilis which are positive or…
A: The VP test detects organisms that utilize the butylene glycol pathway and produce acetoin. It…
Q: What is the principle behind Liebermann-Burchard test? And What is the clinical significance of…
A: Liebermann-Burchard test used for estimation of unsaturated steroid (cholesterol) and…
Q: This test gives red color, indicating the presence of cysteine.* A. Lead acetate test B.…
A: Cystein is a sulphur containing amino acid that is capable of forming disulphide bridges in the…
Q: Describe the step-by-step procedure for preparing a thick and thin smear to test for malaria.
A: Malaria is a vector-borne disease that is caused by the parasite Plasmodium. This disease is…
Q: what is the purpose and objectives on doing nitrious acid test?
A: Amines are the compounds and functional groups having a basic nitrogen atom with a lone pair of…
Q: what is the tuberculin test, and why is it used in clinics?
A: Tuberculin test It is a screening test for tuberculosis (TB). It is performed by injecting a small…
Q: The Xanthoproteic test involves what type of reaction?
A: The xanthoproteic reaction is the method that is used to detect a presence of the proteins soluble…
Q: Why is Muller Hinton Agar (MHA) ideal for antibiotic susceptibility testing
A: MHA(Mueller Hinton Agar) was developed by Mueller and Hinton in 1941. It is used to test antibiotic…
Q: Based on the journal article “Interpretation of the Tube Coagulase Test for Identification of…
A: The coagulase test works on the principle that a coagulase enzyme causes the plasma to clot through…
Q: What are the best characteristics of an antibiotic to be used for antibiotic susceptibility test?
A: Antibiotics are the class of drugs that show antibacterial property against certain strains of…
Q: purpose of the Methyl Red and Voges-Proskauer Test. What makes each one unique and why?
A: The methyl red reagent is a solution that detects the acidic pH of the culture. Voges-proskauer test…
Q: What is Hemin test and Benzidine test?
A: Hemin test - Hemin can be produced from haemoglobin by the so-called Teichmann test, when…
Q: What about a Katz Test? How is this different or similar to Barthel’s Test?
A: Katz activities of daily living (ADL) test is a gold-standard test used to quantify the functional…
Q: Name three reasons why the ELISA test is useful in detecting microbes
A: ELISA: ELISA ~ Enzyme-Linked Immunosorbent Assay A screening tool used…
Q: Describe the mechanism of an Indirect ELISA. Why is ELISA so sensitive? Why is it necessary to block…
A: The enzyme linked immunosorbent assay (ELISA) is an analytical biochemistry assay which uses the…
Q: What single test differentiates Staphylococcus aureus from other species of staphylococci? What is…
A: Staphylococcus aureus is present on human skin and anterior nares along with other mucous membranes.…
- What is the role of H2SO4 in Hopkins cole test?
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- What is the principle behind Liebermann-Burchard test? And What is the clinical significance of Liebermann-Burchard test?What single test differentiates Staphylococcus aureus from other species of staphylococci? What is the expected result?Methyl red test Does a Phenol red organism have to be methyl red?