Q: serology (elisa) lab: When you added secondary antibody to the wells, what happened if your sample…
A: The full form of ELISA is the enzyme-linked immunosorbent assay that detects the presence of antigen…
Q: An inoculating loop or needle is sterilized using heata. by one brief passage.b. for exactly 5…
A: Microorganisms or microbes are small living organisms that can be observed with the aid of…
Q: What method is best for for isolating a colony on a TSA plate? A. Swab plate B. Straight line…
A: An isolated colony represents a pure source of an organism from which a pure culture can be started.
Q: transferred to the plate. After 24 hours there were 60 colonies on the plate. What is the dilution…
A: b. The dilution factor is 1000. The patient sample contains 600,000 cells/ml
Q: A blood culture from a patient is taken for analysis. The potentially diseased blood is then…
A: Some Established methods in pathogen detection are Polymerase chain reaction (PCR), culture and…
Q: For Staphylococcus aureus, indicate which tests need to be done & what media you need. Fill in box…
A: Staphylococcus aureus is a spherical-shaped cocci that belongs to the family of Firmicutes. It is…
Q: Which of the following methods can identify different strains of a microbe? a. microscopic…
A: Microscopic examination is used for the identification and enumeration of microorganisms.…
Q: serology (elisa) lab: If the sample gave a negative result for the disease-causing agent, does this…
A: A negative result means that the person is not suffering from the disease or the antigen is not…
Q: Which test below could be used to identify antibodies against pandemic coronavirus in a person…
A: Covid sickness (COVID-19) is an irresistible illness brought about by a newfound Covid. A great…
Q: Considering microbial identification methods, to which category would the following method belong…
A: Microbial identification plays very crusial role in studying the growth of microorganism, with…
Q: Match the test with a positive result a. DNA test b. Paper chromatography test c. Celllar…
A: Genetic material is nothing but the sequence of nucleic acids which is called as DNA. It contains…
Q: Write the letter of your choice at the start of the sentence then support it with a short…
A: The Kirby Bauer method is an universally accepted , USFDA approved method commonly used in…
Q: Inoculation Positive Results Negative Purpose Results Test Medium Reagents Mannitol Salts Loop Agar…
A: Biochemical reactions aid in identification of different bacterial species based on their…
Q: Bacteria should grow on plates with media containing . ..... to perform blue/white screening x…
A: Bacteria should grow on plates with media containing beta galtoside is required to perform…
Q: TRUE or FALSE only! 1. Pure cultures contain only a single species and no other organisms. 2. Pour…
A: 1. True 2. True
Q: A bacteria will appear pinkish to orange if it is positive for UREASE test O True False
A: Urease test is a test which determines the potentiality of microbe to break down the urea into…
Q: Streak for Isolation Successful or unsuccessful? (How could you tell?) Pigmented or non-pigmented?…
A: Microbial culture techniques are applied to determine what type of microbial species a 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: To determine whether or not a bloodstain is of human origin, the serologist will perform amylase…
A: Luminol test is used to assess the presence of trace amount or low quantity of bloodstains at a…
Q: Just by looking at the graphs, identify which antibiotic was used per set-up. You may describe the…
A: Antibiotics are drugs that are used for the treatment of bacterial infections. These treat…
Q: serology (elisa) lab: Why is rapid detection of disease exposure important?
A: A disease is a condition in which the normal functioning of an organism is impaired or disrupted…
Q: Which of the following tests involve antibiotics? Choose all that apply OBacitracin ODNase…
A: Antibiotic susceptibility/ sensitivity test is test which is used to determine which antibiotic is…
Q: PREPARATION OF SMEARS: 1. Wash the slide thoroughly with a detergent, rinse with water and dry with…
A: PREPARATION OF SMEAR ( FLOWCHART)
Q: DNA fingerprinting and antibody-based ELISA tests would be used during which step of microbial…
A: There are many techniques that are very helpful in the field of biotechnology such as polymerase…
Q: Xanthoproteic Test (+) Millon's Test (-) Pauly Test (+) Biuret Test (-) Which peptide will yield the…
A: Polypeptides are amino acids linked together by peptide linkages.
Q: Which of the following is not meant to reduce contamination of yoru sample? avoiding hand contact…
A: A microbial culture is done to multiply the specific strains of the microorganisms under specific…
Q: serology (elisa) lab: When you added primary antibody to the wells, what happened if your sample…
A: Primary and secondary are two types of antibodies present inside the body. These are classified…
Q: serology (elisa) lab: Why are enzymes used in this immunoassay?
A: Enzymes are biological catalysts. They speed up the rate of reaction. They decrease the activation…
Q: A newborn presents with sepsis. Blood samples are taken and sent for culture. Gram stain, blood agar…
A: Sepsis in neonates is usually blood infections, which causes severe inflammation in the body. It can…
Q: Microorganism that has the urease enzyme present a O red (or pink) O yellow (or peach) color in the…
A: The Urease test had been developed by the microbiologist Christensen. This test is used particularly…
Q: The medium shown here was inoculated with a bacterium then incubated for 48 hours; an uninoculated…
A: A control tube is used to minimize the variable factors other than the one being tested.
Q: Many vaccines are heat sensitive due to their high concentration of proteins. Which of the following…
A: A heat sensitive vaccine is one which if exposed to temprature above certain specific values will be…
Q: In the Stoll egg count procedure , which acts as the diluent ? A. Ether В. HС C. NSS D. NaOH E.…
A: Introduction The Stoll egg count procedure is a method of estimating the number of hookworm eggs or…
Q: Stain Test. On a piece of white paper, place one or two drops of coconut oil. Note any stained…
A: Oils are liquids at room temperature due to the presence of higher percentage of unsaturated fatty…
Q: serology (elisa) lab: What problems can prevent the immune system from working properly?
A: The immune system is our body’s defense mechanism against infections and other harmful invaders.
Q: serology (elisa) lab: The samples that you added to the microplate strip contain many proteins and…
A: Enzyme Linked Immuno-Sorbant Assay is a serological routine that is performed to identify the…
Q: Which of the following techniques from the six “I’s” was not used inthe diagnosis?a. incubationb.…
A: Several challenges are there in studying the microbes and to deal with these challenges, the…
Q: Gram stain: Cell shape: Based on your above results, indicate which tests need to be done & what…
A: Microbiology is the branch of science which deals with the study of organisms which are too small to…
Q: he bacteria which is novobiocin resistant is
A: The Novobiocin test is used to distinguish coagulase-negative staphylococci and to identify…
Q: Which method would be most effective to identify a virus from human blood? O Examination under a…
A: Viruses are known as a submicroscopic agent which are considered as infectious that replicates only…
Q: serology (elisa) lab: What does ELISA stand for?
A: ELISA is an immunoassay.
Q: serology (elisa) lab: Why did you need to wash the wells after every step?
A: ELISA is the enzyme linked immunosorbent assay. The main components of ELISA are the antigens and…
Q: serology (elisa) lab: Why did you assay your samples in triplicate?
A: Triplicate means you do the experiment in multiple of 3 or you 3 wells in ELISA plate.
Q: You are reading culture plates today and identifying pathogens that grow from patient samples. Which…
A: The culture plates for growing microbes hold importance in understanding and examining the…
Q: ΚΕY: +++ Heavy Agglutination (Gel Solidification) + Medium Agglutination (Thick Liquid) + Slight…
A: Agglutination means clumping, formation of complexes between two complementary molecules.
Q: serology (elisa) lab: Why do you need to assay positive and negative control samples as well as your…
A: ELISA means an enzyme linked immunosorbent assay is a serological test which is done to detect and…
Q: In product testing, no colonies appeared. Interpretation: Rationale:
A: Ans: Product testing: The product testing is performed as a regular quality control protocol in…
Q: Which of the following methods is most sensitive for identifyingdifferent strains of a microbe?a.…
A: Microorganisms or microbes are small living organisms that can be observed with the aid of…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- serology (elisa) lab: Why did you need to wash the wells after every step?Match the test with a positive result a. DNA test b. Paper chromatography test c. Celllar respiration d. Enzyme testWhat other test can be used to confirm the results obtained in this ELISA test? Name and very briefly describe one other test. Give the reason for your choice.
- Match the test with the appropriate reagent/ chemical a. DNA test b. Paper chromatography c. Cellular respiration d. Enzyme testWhat is the color result of tryptophan,tyrosine and phenylalanine in xanthoproteic test? Results and interpretation with referenceserology (elisa) lab: What antibody-based tests can you buy at your local pharmacy?
- What test can help you differentiate staphylococci from streptococci? What reagent or media would be use? short answer only(Please insert a photo of your cross-streaking for individual colonies and describe your results) Note: Swab from the mouth, specifically the cheek Write about size, shape, type etc.You counted 40 colonies on a plate in your dilution series. The plate was inoculated with 1.0ml from a 10-7 test tube, what is the OCD?..