Clear tubes in the MIC test were inoculated in Mueller-Hinton Agar to determine the MBC of the antibiotic tested. Among the four plates, only plates A and B have shown growth after incubation. What is the MBC of the antibiotic? *

Q: A food sample with an unknown number of contaminating bacteria was serially diluted to 10-6. A…

A: Serial dilution of a food sample containing unknown quantity of contaminating bacteria was performed…

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 is the result of tube A in this Voges-proskauer test? What are the reagents of this test? What…

A: Voges-proskauer test is performed to differentiate between facultative anaerobic enteric bacteria.

Q: What would be the expected out come of a phenol red test If the bacteria is a pathogenic intestinal…

A: Phenol Red Broth is a general-purpose differential test medium typically used to differentiate…

Q: What would be the expected out come of a Nitrate reduction test If the bacteria is a pathogenic…

A: Nitrate Reduction Test is used to determine the ability of an organism to reduce nitrate (NO3) to…

Q: What is the chemical basis of the Xanthoproteic Test? Give the chemical reaction involved.

A: Protein is a nitrogenous organic macromolecule that is essential to human health. It is responsible…

Q: What is the difference between Benedict and Barfoid's test?

A: Both Barfoeds and Benedict’s solution are made from same ingredients. But their capabilities are…

Q: For a laboratory exercise of antibiotic susceptibility test in a disk-diffusion method. What are the…

A: Antibiotics have definitely transformed the lives of countless individuals by rescuing them from…

Q: which agent was most effective against the fecal coliform that was tested? how does this agent…

A: Fecal coliforms are a kind of bacteria present in the intestines of warm-blooded animals such as…

Q: Why is it important for a microbiology laboratory technician to use aseptic technique?

A: The majority of the microbes onto which scientists work in laboratories are known pathogens.

Q: FNA

A: The above test is called the COAGULASE test. The coagulase test is a experiment to determine whether…

Q: 1) What are all of the different colony types that can be seen on a mixed-culture streak plate?  2)…

A: Hi! Thanks for your question. As you have posted multiple questions, I am answering only the first…

Q: The number of bacterial cells in a culture broth is to be determined by a culture technique. Serial…

A: Colony forming unit refers to the measurement of the number of viable cells present in per ml of the…

Q: The PD# of your culture is 165. You plated 3745 cells per well. You have recovered 12,655 cells.…

A: The passage number of a cell culture is a record of the number of times the culture has been…

Q: Amikacin Antimicrobials Amoxicillin/clavulanate Ampicillin Cefazolin Cefepime Ceftriaxone…

A: Excessive Zn++ in the medium can have various effects on different groups of living organisms.…

Q: A culture of Staphylococcus is diluted as follows: (1) 20mL are added to 80mL of water. (2) 10uL…

A: It is given that a culture of Staphylococcus is diluted as follows:1. The original 20mL of culture…

Q: What pathogenic agent undergoes the Sigmoidoscopy Material procedure?

A: The sigmaidoscopy procedure test uses a thin flexible tube with a camera and light on one end. The…

Q: Why do the results for the confirmed test represent  faecal coliform in the analysis of water using…

A: MPN is Most probable number. It is commonly applied for testing the quality of water.

Q: Record the zones of inhibition in the chart above. Which, if any, of the drugs would you prescribe…

A: Antimicrobial agents are compounds used in order to treat infectious diseases as they have the…

Q: Why can EMB agar be used to detect the presence of E. coli in particular? Explain the principle of…

A: The bacteria in the laboratory grow under appropriate biochemical and biophysical environments. The…

Q: ure bacterial culture was diluted by adding a 0.2 mL aliquot to 0.9mL water. Then 0.1 mL of this…

A: In microbiology, pure culture, a laboratory culture which contains one organism species. A pure crop…

Q: In the Kirby-Bauer test, which of the following must be consistent? a. concentration of bacteria…

A: Kirby-Bauer test: It is an antibiotic test also known as KB testing. It is used to test which…

Q: The following pictures show the results of a Disk Diffusion Assay for different types of bacteria.…

A: Disk diffusion assay is a laboratory test used to determine the effectiveness of antimicrobial…

Q: Biochemical and differential tests can be incorporated into growth media or performed on isolated…

A: It is required to provide three examples of differential test that is incorporated into growth media…

Q: What is the principle involved in the Acrolein test? What is its purpose?

A: Qualitative tests are the chemical or physical tests involved in identification of certain…

Q: A serial dilution of overnight E.coli culture was performed by pipetting 1ml of a bacterial culture…

A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…

Q: What is an E-test strip, and what is it used for in the microbiology laboratory? Draw a diagram of…

A: Microbiology is a branch of science which deals with the study of microscopic organisms such as…

Q: This is a catalase-positive, coagulase-negative, gram-positive coccus isolated from a urine specimen…

A: Introduction Bacteria are prokaryotic, unicellular organisms. They belong to the kingdom Monera.…

Q: A patient sample will be analyzed. You are responsible to quantify the bacteria number. The dilution…

A: A sample of your blood, urine, skin, or any part of your body will be taken during a bacteria…

Q: A bacterial culture was grown for 12 hours. At 4-hour interval, the culture was sampled to determine…

A: To keep the number of colonies on the plate within a certain range, serial dilutions of culture are…

Q: In the Harada-Mori culture technique, how are you going to dispose the culture tubes? Is it suitable…

A: Harada-Mori culture technique It is a method of incubating fecal material on a filter paper strip in…

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: 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: Why is the looping out method preferable for sputum specimen for acid fast smears?

A: Sputum is the mixture of respiratory fluid and saliva, sputum analysis or sputum test is performed…

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: If there is 50 bacterial colonies on a 1:1000 dilution streak plate. How many cfu/mL are there?

A: Introduction: A CFU stands for colony-forming units. It is a unit that we use for estimating the…

Q: If an organism that showed no growth in the MIC broth test at a particular dose, then grows in an…

A: Microbes are present everywhere and the different types of microbes are present. Microbes that cause…

Q: Which chemotherapeutic agent was the most effective and least effective to each test organism (E.…

A: chemotherapeutic agent is a substance used to kill or inhibit the growth of cancer cells.…

Q: In performing the Kirby-Bauer procedure in a clinical laboratory setting, why must the agar be a…

A: The Kirby Bauer antibiotic test, also known as the disc-diffusion test, employs an antibiotic disc…

Q: When using Endo agar as the selective and differential media for the confirmed test, how would you…

A: Endo agar differentiate gram negative bacteria on basis of fermentation of lactose, and inhibits…

Q: Factors which can influence antibiotic susceptibility testing (size of zone inhibition)…

A: Antibiotics are antimicrobial substances produced by certain microorganisms such as bacteria and…

Clinical Pharmacology

Pharmacology is a discipline of medicine that studies how medications interact with the systems and processes of living organisms, focusing on drug action mechanisms as well as therapeutic and other purposes.