What foods are commonly implicated in cases of listeriosis?

Q: What is the primary virulence factor for Streptococcuspneumoniae?

A: Streptococcus pneumoniae also is known as pneumococcus is a gram-positive coccus. They are…

Q: What is the etiologicalagent of visceralleishmaniasis? How is thedisease transmitted and whatare its…

A: Visceral leishmaniasis is caused by the protozoan species leishmaniasis donovani and leishmaniasis…

Q: Why is listeriosis a serious problem even with refrigerated foods?

A: In the soil and water, Listeria monocytogenes is found. The soil or manure used as fertilizer can…

Q: What are the possible sources of Salmonella spp.that cause food infections?

A: The food poisoning caused by the species of this bacterium leads to a very serious form of…

Q: There is an outbreak of enteric fever in a small Community. What is the causative bacteria; and how…

A: Another name of enteric fever is Typhoid fever. This type of fever has the following stages: The…

Q: . Explain the role of H. pylori in the pathogenesis of peptic ulcers. Which populations are most…

A: Helicobacter pylori requires 4 steps to colonize the host stomach: Survival in acidic environment…

Q: Which bacteria in the Family Enterobacteriaceae are true entericpathogens and which ones are…

A: Prokaryotes are the primitive organisms that were the first to develop and harness life on Earth.…

Q: What is the posaible preventative statistics of Listeriosis

A: Listeriosis is a severe foodborne infectious disease caused by the bacteria Listeria monocytogenes.…

Q: What virulence factors of each species of Enterobacteriaceae?

A: Enterobacteriaceae is a family of Gram-negative, facultatively anaerobic, non-spore-forming rods.

Q: What populations of people are most affected by Listeria Monocytogenes illness or Listeriosis

A: Listeriosis is an bacterial infection caused by Listeria monocytogenes.

Q: How does Helicobacter pylori cause stomach ulcers?

A: Helicobacter pylori(H. pylori can be defined as a type of bacteria. These germs have the tendency to…

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: Which of the following is not applicable to Listeria monocytogenes, or to the disease it causes,…

A: Answer:  Listeria monocytogenes are the gram positive bacteria which are mainly responsible for the…

Q: Who discovered Salmonella Typhi, when it was discovered and

A: Salmonella enterica serotype typhi is a gram-negative bacterium that is responsible for typhoid…

Q: What are the symptoms of Listeria food poisoning?

A: Listeria is an illness caused by eating foods contaminated by the bacteria, listeria monocytogenes.…

Q: Describe two characteristics of Streptococcus mutans that contribute to its ability to cause dental…

A: To answer this question we should have knowledge of Microbiology

Q: What is the relationship between the normal microbiota of thelarge intestine, antibiotic treatment,…

A: Microbiota are the organisms that are found in the type of some specific environment. The organisms…

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 color or TSI for Salmonella? What is a fastidious organism?

A: 1) The Triple Sugar Iron test is a microbiological test generally named for its capacity to test a…

Q: How is L. pneumophila usually detected, and whatare the various means of treating legionellosis in…

A: Bacteria are microscopic single-celled prokaryotes that thrive in diverse environmental conditions.…

Q: Why do healthy adults usually not contract Clostridium difficileinfections?

A: Microorganisms are small organism that cannot be seen by naked eyes. Microorganism such as bacteria…

Q: What observations indicate that dental carries are not due solelyto Streptococcus mutans?

A: The disease dental caries of oral cavity is characterized by decaying of enamel in teeth. In this…

Q: What pathological changes are associated with the presence of Entamoeba histolytica?

A: Entamoeba histolytica is a parasitic anaerobic amoebozoan belonging to the Entamoeba genus. E.…

Q: What is salmonella typhi? From what family it is?

A: Microorganisms are microscopic organisms that generally exist as one biological cell. Different…

Q: What is unusual about the reservoir of Legionella? What is theepidemiological pattern of the…

A: Legionella is a genus of motile, Gram-negative bacteria that causes legionellosis including a…

Q: Identify the food sources of Listeria monocytogenesinfections. How does Listeria evade the immune…

A: Listeria monocytogenes is a pathogenic bacteria that is capable of causing an infection known as…

Q: What food is a common source of Salmonella infections?

A: The microbes that affect the intestine of an individual are referred to as enteric pathogens. The…

Q: what is the host response to the infection of clostridium tetani and what is the pathogenesis of…

A: Clostridium tetani is the causative agent of the disease called tetanus. This is a bacillus…

Q: What's prevention of Treponema pallidum?

A: The small microscopic organisms that can be unicellular or multicellular are known as…

Q: What is the difference between food infection and foodintoxication? Into which category does…

A: Introduction  Microbes can inhabit wide range of habitat. They can be found in extreme conditions…

Q: How staphylococcus capitis differ from streptococcus salivarius?

A: Staphylococcus capitis is part of the normal flora of the human skin.  It is associated with…

Q: explain the parasite listeria monocytogenes and listeriosis and how to minimize this disease. please…

A: Answer: PARASITE = These are microorganisms which prey the other microorganism for their live and…

Q: What do rickettsias and chlamydias derive from the host?

A: Rickettsia and chlamydia are obligate intracellular organisms. The rickettsia are the parasites…

Q: Is salmonella typhi one or more antibiotic, antiviral, antifungal used? What are the name of the…

A: The group of medicines that are used to fight bacteria is referred to as antibiotics. They are used…

Q: What precautions can be taken to prevent rickettsial infections?

A: Rickettsial diseases and related contaminations, (for example, anaplasmosis, ehrlichiosis, and Q…

Q: Is staphylococcus epidermis an enteric pathogen?

A: Enteric pathogens are the pathogens of the intestines. These are usually bacteria.

Q: What characteristics of Listeria make it a frequentcause of foodborne illness?

A: Foods are important source to obtain energy. The food components include carbohydrates, lipids,…

Q: What are the major similarities and differences betweenrhizobia and Frankia?

A: Nitrogen fixation is a cycle by which molecular nitrogen noticeable all around is changed over into…

Q: What diseases are caused by enterobacter aerogenes? Is Enterobacter aerogenes Gram negative or…

A: Introduction: Enterobacter is considered an opportunistic pathogen. It is found in soil, water,…

Q: What is bacillus cereus ?

A: Microbes are the small sized organisms that can't be seen by naked eyes. The microscope is used to…

Q: What medical conditions commonly predispose patients to m ycotic infection?

A: Conditions that predispose patients to any of the opportunistic fungal pathogens are as follows:…

Q: What is the likely outcome of Listeria monocytogenes exposurein normal healthy individuals?

A: Listeria Monocytogenes is a Gram-positive bacteria. It is found in soil and decaying food. It can…

Q: What are the clinical manifestation and classification based on gram staining and morphology of:…

A: Bacillary dysentery:-   1. Clinical manifestations:-  Blood and mucous in stool,diarrhoea, dilution…

Stress

Stress is defined as the feeling of being overwhelmed or unable to cope with emotional or mental pressure. Any event or action that makes a person annoyed, furious, or nervous can trigger it. Chemical changes in the body caused by stress can cause blood pressure, blood sugar levels, and heart rate to rise.