What are virulence factors?

Q: What is a VRE infection?

A: Bacterial diseases are bacteria-caused ailments. The human body contains a variety of microbes. Some…

Q: Why are antibacterial medications not effective for treating necrotizing fasciitis?

A: Necrotizing fasciitis or flesh-eating disease is a rare illness but potentially fatal skin infection…

Q: What are infectious diseases and means of transmission?

A: Introduction: Infectious illnesses are those that are caused by organisms such as bacteria, viruses,…

Q: What is epidemiology?

A: Epidemiology is a study that provides information about a health-related concern in a specific…

Q: What is an opportunistic pathogen?

A: A pathogen is bacteria, virus, or other microorganisms that can cause disease

Q: What are the steps in a lysogenic infection?

A: The lysogenic cycle is the process through which a virus replicated its DNA by using a host cell.…

Q: What is the difference between an emerging and a reemerginginfectious disease?

A: An infectious disease is the one that is caused by pathogenic microbes. These microbes can be…

Q: What is the Spanish Flu Pandemic?

A: It was one of the most deadliest pandemic of history that occurred in 1918. It caused due to an…

Q: What is malaria ? How it can be cured ?

A: Malaria- It is a dangerous disease. The causes of this disease is parasite. A kind of mosquitoes…

Q: In the United States, where is Lyme disease most prevalent?

A: Introduction  Lyme disease is commonly caused by bacterium Borrelia. It is an infectious disease…

Q: What factors possibly affect the size of the infectious dose?

A: Microbes that cause disease and infection in humans and animals are said to be infectious microbes…

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

A: Disease-causing microorganisms are pathogens.

Q: What is a Black Plague?

A: Microorganisms such as bacteria and viruses can act as a pathogenic organism and can affect the…

Q: What are opportunistic microorganisms?

A: Microorganisms are ultramicroscopic organisms that mainly found as unicellular, multicellular or as…

Q: What is the virulence factor of Mycobacterium tuberculosis

A: Virulence factors are specific molecules of pathogenic organisms that cause the invasion against the…

Q: What is the difference of cytotoxin and enterotoxin of Salmonella typhi?

A: A cytotoxin is defined as “a poison that damages cells”. Cytotoxins can be either chemical or…

Q: Why would medication fail to cure HSV infections even though it prevents recurrent cold sores?

A: Herpes affected individuals are generally asymptomatic or show painful blisters and ulcers. HSV…

Q: What are the signs of the pathogens? Define and give examples.

A: Pathogens:- Pathogens are microorganisms that have the potential to cause infectious diseases.…

Q: What is a lytic viral infection?

A: A bacteriophage, additionally referred to casually as a phage, is a virus that taints and recreates…

Q: What is meant by an opportunistic pathogen?

A: A pathogen is a disease-causing organism. Microbes are found in abundance in the body. These…

Q: What is a chronic and an infectious disease prevalent in the United States?

A: Chronic diseases are the one's who's condition lasts for year or more than a year, this may require…

Q: What major virulence factors are produced by Salmonella?

A: The ability of the pathogen to multiply within the host or the degree of pathology caused by the…

Q: what is the virus transmission of smallpox?

A: Smallpox is an acute contagious disease caused by the variola virus. Fever and progressive skin…

Q: What is incubation period of a disease? What are the factors that affect the length of incubation…

A: The common history of an untreated transferable illness has four phases: phase of presentation,…

Q: What is mycoplasma ?

A: Microorganisms are categorized into seven types, namely bacteria, archaea, protozoa, algae, fungi,…

Q: What is the nature of infectious disease?

A: Pathogenic microorganisms, such as bacteria , viruses , parasites or fungi, cause infectious…

Q: What is a nosocomial infection?

A: An infection is defined as the invasion of any disease-causing agent into the body of an organism.…

Q: What is the pathogenesis of ALL?

A: ALL is the type of leukemia and its full form is acute lymphoblastic leukemia. It is the most common…

Q: What is the role of coagulase in the pathogenesis of S. aureus?

A: Coagulase is a proteinaceous enzyme.

Q: Where are antibiotics utilized for other than in the treatment of infections

A: Antibiotics are a chemical substances used for the control of microbial infections in an organism.…

Q: Which of the following is the most infectious?

A: Answer -  Shigella is the most infectious among all others.

Q: Are there non viralhepatitides?

A: Hepatitis B is a chronic liver infection which leads to liver cancer, thus considered as fatal. It…

Q: Which statements are an example of a virulence factor? Mark those that are example.

A:

Q: How is N. meningitidis commonly spread?

A: Bacteria are prokaryotic organism. They can infect the body and cause the disease. Meningococcal…

Q: What is Malaria?

A: Pathogens are the organisms that are capable of disrupting the normal physiological balance of an…

Q: Why is Graves’ disease dangerous?

A: Graves disease is an autoimmune disease which is caused due to overactive thyroid gland. It result…

Q: What is an example of virulent?

A: The bacteria is the unicellular prokaryotic organism that maintains a definite shape since it…

Q: which pathogen is the most virulent?

A: ID50 measures the minimum size of population of infection causing agents required to initiate and…

Q: Define the term virulence and how to determine it.

A: In biology, virulence is defined as the degree to which a pathogenic organism can cause disease.…

Q: What are the causes of present pandemic situation?

A: Infectious diseases are those diseases caused mainly due to the microorganisms such as bacteria,…

Q: What are the virulence factors of Salmonella typhi? Explain each factors in simple terms.

A: Salmonella typhi is a rod shaped, flagellated Gram Negative bacteria. Its virulece factors are the…

Q: What is the virus transmission of Cytomegalovirus?

A: Cytomegalovirus (CMV) is a virus that belongs to Herpesviridae family. It is found worldwide and…

Q: What are the Common allergens classified by portal of entry?

A: A material that can produce an allergic reaction is referred to as an allergen. The immune system of…

Q: Is this a graph of an acute, chronic or latent disease?

A: Diseases are mainly of three types : 1) Acute Disease - This type of a disease has a short term but…