Describe how an ELISA test is performed, how the test works and provide examples of ELISA tests.

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: Write about the medical laboratory and some samples and tests in general

A: A laboratory is a facility equipped for scientific experimentation or testing and analysis. These…

Q: What is the purpose of an agglutination reaction test?

A: Antigen are the foreign substances to the body in the form of proteins, carbohydrates which may…

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: ELISA is used to detect viruses where the key reagent is?

A: Immunoassay is a technique that has the capability to detect even minute quantities of antigen or…

Q: why is it important for a clinical to understand false-positive and false-negative test results

A: Sensitivity and specificity are the two important concepts in medical testing. Sensitivity measures…

Q: What specimen would be collected for an antigen test? Why is it important to not touch the tip of…

A: Coronavirus disease (COVID-19) is a recently found coronavirus that causes an infectious disease.

Q: what is and how do you preform a MR test aka Methyl red test

A: Answer- MR test is the biochemical qualitative test used to determine the mixed acid ( Acetic acid,…

Q: Define Containment and explain their techniques.

A: The term containment refers to the safe methods or properly managing infectious agents in the…

Q: List at least 10 laboratory tests that use whole blood as a test sample.

A: 10 laboratory tests that use whole blood as a test sample.

Q: If the test samples are positive for the antigen in the ELISA we are using, what color will you see?…

A: ELISA:                     ELISA ~ Enzyme-Linked Immunosorbent Assay          In analytical…

Q: What are the advantages and disadvantages of the viable plate count method?

A: Microbiology is the branch of science that studies microscopic organisms. As microorganisms are not…

Q: What is immunofluorescence microscopy

A: Immunofluorescence microscopy is a technique used for light microscope with a fluorescent microscope…

Q: efine agglutination and precipitation.

A: Agglutination reactions are used in blood typing for blood transfusion purposes, identification of…

Q: What is the importance of adding NSS and Iodine in stool specimen for smears? Compare the two

A: Stool examination is required any abnormalities in gastrointestinal functioning

Q: How do you measure antibiotic sensitivity?

A: Antibiotic susceptibility testing is the measurement of the sensitivity or resistance of a bacteria…

Q: Why are traditional tests such as metabolic test not always used to ID clinically important…

A: Traditional methods for identification of microbes include phenotypic tests or biochemical tests…

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: Name two types of immunodiffusion tests and describe how they operate

A: Immunodiffusion is a test which involves the use of soft agar or agarose to allow diffusion of…

Q: List the following reagents in the order in which they are added to an ELISA: secondary antibody,…

A: ELISA stands for enzyme linked immuno sorbent assay. It is used for identifying the antigen present…

Q: in most probably number (MPN) testing what media is used for confirming test and what does a…

A: The Most Probable Number (MPN) is a method for estimating the concentration of viable microorganisms…

Q: What is the significance of reporting the color and consistency of a stool specimen? Explain…

A: One of the most crucial aspects of the treatment process is the diagnosis. They’ve ordered when…

Q: Explain at least one way you could have a false positive, and a false negative in the HHMI ELISA for…

A: ELISA or enzyme-linked immunosorbent assay is an immunological assay used to quantify or detect the…

Q: What does the direct ELISA test for?

A: ELISA(enzyme-linked immunosorbent assay) is a biochemical assay to detect the presence of ligand…

Q: What is an antigen?  What is an antibody? Why does each test include a control line?

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: Which of the following describes the proper order for a competitive ELISA? OA frst coat wels with…

A: ELISA (enzyme-linked immunosorbent assay) is an immunoassay used to identify the presence of…

Q: Compare and Contrast the specimen of Blood culture and Urine culture?

A: Blood culture is method/test to detect germs (e.g. bacteria, fungi, virus, etc.) in the blood sample…

Q: Which test require a straight line inoculation? Choose all that apply

A: Answer: STRAIGHT LINE TECHNIQUE : It is the streaking technique of bacterial colony over the agar…

Q: Illustrate the step-wise procedure of making a blood smear.

A: Phlebotomy refers to the process of puncturing the vein with a cannula to collect blood. Blood…

Q: What are the factors to consider when handling a stool sample? Also, in 6-7 sentences, discuss  the…

A: Stool is also known as faeces.It consists of the food which is undigested , bacteria, mucus and some…

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: Supply a thorough yet concise description of the results for Plate counts and direct microscopic…

A: The standard plate count, often known as the total plate count, is the most often used methodology…

Q: Understand why direct examination of patient samples is often partof the diagnostic process.

A: Microorganisms are small organism that cannot be seen by naked eyes. Microorganism can be harmful to…

Q: Differentiate in-vivo, in-vitro and in silico testing system. Give 1 example each.

A: Differentiate in-vivo, in-vitro and in silico testing system. Give 1 example each. Introduction: In…

Q: are the importance of following the recommended sample preparation in performing serum protein…

A: Electrophoresis could be a common research lab technique accustomed determine, quantify, and purify…

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 are the different methods of sensitivity testing? Discuss briefly

A: Sensitivity testing describes the effectiveness of antibiotics, antifungals, anti-inflammatories,…

Q: Which of the following is true about the characteristics of a screening test?

A: Several tests are conducted for identification, conformation, treatment, etc. These test helps to…

Q: When capillary blood is used, which of the following microtainer tubes should be drawn and in which…

A: Blood cells are the suspended cells in the plasma , which are mainly made of water or the dissolved…

Q: Explain the principle and step by step procedure of Dry Blood Spots collection

A: Blood sampling Venous blood sample is usually preferred for routine laboratory test. Arterial blood…

Q: List the reasons for using blood agar.

A: Answer: Introduction: Blood agar is a very nutritious medium usually utilized as a basal medium for…

Q: Create an illustrated step-by-step schematic diagram of the following Qualitative test for…

A: Baudouin Test and Huble’s Test are two qualitative tests for Oil/fat/lipid.

Q: escribe the examples of biochemical test that are used to identify the bacteria in the laboratory.

A: According to the definition of a biochemical test, it is a test that is used to distinguish between…

Q: escribe the reasons why different types of test are necessary for evaluation of ophthalmic products?

A: Ophthalmic products contain one or more than one pharmaceutical ingredient in the form of liquid,…