What is the principle of the coagulase test result? How does coagulase contribute to the virulence of some bacterial species?

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: List two features limiting the adaptation of nonvascularplants.

A: Non vascular plants are those plants which do not have vascular system, they lack of xylem and…

Q: What types of compounds in bacterial cells can serve as antigens?

A: Bacteria are prokaryotic cells, they are present in various shapes in nature like rod-shaped,…

Q: What is the most common gram-positive bacteria that causes pneumonia in adults?

A: Hans Christian Gram gave the staining method in 1884 to distinguish between gram-positive and…

Q: What is the cause of False-Positive of bilirubin in Blood test?

A: Bilirubin is a brownish-yellow pigment formed by the lysis of erythrocytes. Only when bilirubin…

Q: What is the most common acid fast bacteria that can cause of tuberculosis?

A: Tuberculosis is an infection caused by bacteria, and it primarily infects the lungs. The condition…

Q: Why did Staphylococcus aureus appear in golden yellow color. And the way to differentiate between…

A: Introduction: Staphylococcus is a group of bacteria  that can cause a number of infectious diseases…

Q: Explain the importance of determining the hemolytic pattern in identifying and isolating…

A: Of the several enzymes produced by bacteria, there are hemolysins that break down red blood cells.…

Q: What is bacteremia? Is it dangerous for humans?

A: Bacterimia is a bacterial infection that spreads to the bloodstream.  It can be serious as it can…

Q: What are blood born pathogens and how can it be prevented

A: Disease-causing microorganisms are pathogens.

Q: What does MPN stand for? Why do you think dilutions are needed to use in the MPN test? -How do you…

A: Solution - MPN =Maximum Probable Number  Definition- Most Probable Number  (MPN) may be a technique…

Q: What are some of the other bacterial pathogens that can cause pneumonia and what would cause…

A: The questions ask about the other pathogenic bacteria which cause pneumonia. The cause of walking…

Q: How does Streptococcus pneumoniae exploit serotypespecific immunity to evade detection?

A: Answer: Introduction: Streptococcus pneumoniae means is a Gram-positive, extracellular,…

Q: 1.) Why is boiling water not a recommended sterilization method? 2.) List examples of…

A: Blood Transfusion: Intravenously putting blood components into a person's circulation is known as a…

Q: What is the most effective type of vaccine and the preferred mode of entry? Why?

A: In the question, it is asked about the most effective type of vaccine and preferred way of entry.…

Q: Identify the principles of the lypophilization process and list down the precautions and limitations…

A: Lyophilization is a messy freeze-drying process that eliminates water from a product after it has…

Q: SARS-CoV-2 was shown to be transmissible even when the carrier has no symptoms. How did this…

A: SARS virus is a positive strand RNA virus and belongs to coronavirus family.

Q: explain

A: The beta hemolytic bacteria are the bacterias that causes complete hemolysis of the RBC in the blood…

Q: Why do you think defibrnated blood is commonly used as the representative of blood sample in most…

A: The blood possesses an insoluble protein called fibrin, which is formed from fibrinogen produced by…

Q: What is the treatment for pneumonia with immunocompromised

A: A person with an impaired immune system (immunocompromised) leads a very unhealthy life as he/she…

Q: Define the term pyogenic, what is this term referring to?

A: Pyogenic are those bacteria which leads to Infections in which pus is produced. Pus is white-yellow,…

Q: Differentiate between alpha- and beta-hemolysis.

A: Hemolysis is the rupturing or breakdown of red blood cells (RBCs) and the oxygen-carrying hemoglobin…

Q: What's Procedure of Lateral Flow Assay or Immunochromatography or Rapid Test?

A: Lateral flow assay or Immunochromatography or Rapid test is a a simple device used to measure to…

Q: What is a biofi lm, and how did it form on the heart valve?

A: BASIC INFORMATION  BIOFILMS  It is basically the collection of more than one type of microorganisms…

Q: In details antimicrobial removal device (ARD) blood culture system?

A: We are aware that antibiotic removal mechanisms in blood culture medium work to eliminate…

Q: Why is C-reactive protein used as an index disease serverity in Kawasaki patients

A: C-reactive protein is an annular pentameric protein which found in blood plasma.Increase in level of…

Q: How do microfi lariae get into the blood?

A: Microfilariae is an early stage in the life cycle of certain parasitic nematodes belonging to the…

Q: What is crenation? What causes it? What is hemolysis? What causes it?

A: Tonicity is defined as the measure of effective osmotic pressure gradient. It is the water potential…

Q: 4. A 45-year-old woman is receiving cyclosporine following a renal transplant. After developing a…

A: Cyclosporin is a drug given to suppress the immune system after a renal transplant till acceptance…

Q: What are two reasons microbes will produce toxins?

A: Introduction :- Toxins produced by microorganisms such as bacteria, fungus, protozoa,…

Q: What are the advantages and disadvantages of using bacteriostatic drugs in endotoxic shock

A: Drugs with broad-range action known as bacteriostatic drugs limit bacterial growth, inhibiting…

Q: What is lysogenic conversion?

A: The virus affecting bacteria is a bacteriophage. It comprises the lytic or the lysogenic cycle.

Q: What are the four reasons a blood culture result can be a false positive?

A: A microbiological culture, also referred as a microbial culture, is a method of multiplying…

Q: Explain why coagulase positive bacteria are more pathogenic than coagulase negative bacteria

A: Coagulase is a protein enzyme produced by several microorganisms that enables the conversion of…

Q: What are the steps of latex agglutination test for Streptococcus infection?

A: INTRODUCTION Latex agglutination test It is the test that is used to detect antibodies from body…

Q: Why is it a mistake to use the same syringe, even with new , sterile needles?

A: Contamination is the presence of any impurity, constituent, or any unwanted element that can infect,…

Q: What advantages does the agglutination test have over the definitive S. aureus test?

A: Agglutination test helps to detect an antigen or antibody and involves agglutination of the…

Q: How biofilm causes endocarditis in human

A: Endocarditis is an infection in which the germs attach to the inner lining or the valves of the…

Q: Question 4 Which of the following virulence factors produced by Streptococcus pyogenes destroys both…

A: The Erythrogenic toxins which are also called as streptococcal pyrogenic exotoxins. The strains of…

Cancer Therapy