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 is the etiologicalagent and the mainmanifestations of cholera?
A: Cholera is the contagious bacterial disease that usually spreads through the ingestion of…
Q: Under what conditions can cholera be transmittedby fewer cells?
A: The causative agent of Cholera is Vibrio cholerae. It is a bean-shaped bacterium with a long tail…
Q: Which coliform bacteria are the most difficult to distinguish from the Salmonella or Shigella…
A: In humans, Shigella and Salmonella are microorganisms that cause gastroenteritis. Salmonella is the…
Q: What is the posaible preventative statistics of Listeriosis
A: Listeriosis is a severe foodborne infectious disease caused by the bacteria Listeria monocytogenes.…
Q: Name three genera of noncoliform enteric bacteria that are opportunisticpathogens.
A: Enterobacteriaceae are a group of Gram-negative bacteria. Many of these bacteria are natives in the…
Q: Why is it clinically important to distinguish S. pneumoniae from otherα-hemolytic streptococci?
A: S. pneumoniae: Streptococus pneumonia (pneumococcus) is a gram positive bacteria, which is…
Q: Did enterococcus avoid characteristics and descriptions of laboratory procedures and method…
A: Enterococcus is a species of bacteria that can be found in both people and animals' intestines. It…
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: Explain how Vibrio cholerae causes cholera.
A: Vibrio cholerae is a species of flagellated bacteria that causes the disease cholera. Cholera is…
Q: What is the principle of the coagulase test result? How does coagulase contribute to the virulence…
A: Coagulase test is used to detect whether the microbes present in media produce coagulase or not.
Q: Why might members of Campylobacter not be isolated from a stoolspecimen in a diagnostic laboratory?
A: Efficient Detection of pathogenic organisms ensures the success of laboratory techniques. It is…
Q: How does one can differentiate Staphylococcus aureus from Bacillus subtilis
A: Answer: Staphylococcus aureus = These are the gram positive bacteria, and coccus shaped (circular).…
Q: Salmonella typhi is a facultative anaerobe. Explain why.
A: Salmonella is a genus of Gram-negative bacteria that are rod-shaped (bacillus) and belong to 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: How can we prove the pathologic or clinical effects of V. cholerae are due only to the production of…
A:
Q: Why can Koch’s postulates not be used to identify the causes of diseases due to polymicrobial…
A: Koch's postulates are four criteria that denote the causative relationship between the microbe and…
Q: Describe the major features of how cholera toxin damages intestinal cells.
A: Cholera is an infection of the small intestine due to bacterium vibrio cholera. It causes large…
Q: What virulence factor, present in Streptococcuspneumoniae but absent from Salmonella enterica,…
A: A disease is a state of unhealthiness of the physical body, mind and social interaction. A disease…
Q: What are the causative agent mode of transmission and clinical symptoms of enteroaggregative E.coli…
A: Enteroaggregative E.coli - Causative agent - Escherichia coli EAEC is a pathotype of E. coli.
Q: What shape does Vibrio cholerae have?
A: Bacteria are member of a large group of unicellular microorganisms. Bacteria have cell walls but…
Q: Name four different pathogenic groups of Escherichia coli.
A: Escherichia coli Bacteria normally leaves in the intestine of animals including Humans. Most of them…
Q: How would you devise a selective medium for Vibrio cholerae?
A: Mostly for selecting the agar medium as a enrichment broth, alkaline peptone water and thiosulfate…
Q: What is the most common bacterial STI in the United States?
A: STI:[Sexually Transmitted Infections] STI are also commonly called Sexually Transmitted…
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 Escherichia coli infection?
A: Bacteria are prokaryotic organisms that have undefined nucleus and nuclear membrane. Most of the…
Q: The most common bacterial cause of diarrhea in the United States is________________
A:
Q: what is the extraction of the causal organism from inoculated host?
A: Robert Koch (1843 - 1910) was a famous biologist who made bacteriology an important science. He is…
Q: How does one can differentiate S. pneumoniae from E.coli
A: Streptococcus pneumoniae is a gram positive diploccoci whereas E.coli is a gram negative rod shaped…
Q: what is the media of culturing salmonella typhi?
A: Salmonella typhi Salmonella typhi is a parasitic bacteria that infect blood and intestine of human…
Q: What was the common treatment for cholera beginning in the 1830s? Why was this not useful in large…
A: We know that, Cholera is a disease caused by the bacteria Vibrio cholerae and it occurs through…
Q: What organism causes cholera, and what are the symptoms ofthe disease?
A: Cholera is a disease that caused by a bacterial infection of small intestine. This disease is…
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: Why does transmission of cholera usually require a largeinoculum?
A: Diarrhoeal diseases which include cholera, are the important cause of morbidity and the second most…
Q: How does Salmonella typhimurium avoid being killed by phagocytes.
A: Salmonella manipulates inflammatory pathways and the autophagy process. Salmonella evades the…
Q: selective agar media for Vibrio cholerae?
A: Vibrio cholerae is a facultative anaerobe. It is a comma-shaped bacteria. It is a species of…
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: Relate the successful use of oral rehydration therapy to the pathogenesisof cholera.
A: ORAL-REHYDRATION SOLUTION:- It is a type of therapy in which fluid is supplemented to cure…
Q: How can we prove the pathological and clinical effects of cholera are caused by the production of…
A: Cholera is an infectious disease that cause severe watery diarrhea, which can lead to dehydration…
Q: What was the miasmic mode of transmission of cholera? What evidence did John Snow accumulate that…
A: Cholera was a deadly disease transmitted through bacteria. Chlorella is caused by vibrio cholera.…
Q: Who discovered Acanthamoeba keratitis? And is it an obligate aerobe?
A: Introduction A parasite is an organism that lives in another organism, called the host, and often…
Q: Is staphylococcus epidermis an enteric pathogen?
A: Enteric pathogens are the pathogens of the intestines. These are usually bacteria.
Q: Explain about gram reaction in staphylococcus capitis
A: Staphylococcus capitis is a species of staphylococcus bacteria. It is coagulase-negative species…
Q: Characterize and give a brief description of the following bacteria: Salmonella enteritis…
A: A bacterium, Salmonella enteritis's, can be inside perfectly normal-appearing eggs, and if the eggs…
Q: Compare the gastroenteritis caused by Vibrio cholerae with that of Campylobacter jejuni. How are…
A: Introduction: Microorganisms are broadly classified as Gram-negative and Gram-positive based on Gram…
Q: What do Gram positive bacteria generally possess and how will these help them in their virulence?
A: The Factors that are produced by a microorganism and evoke disease are called virulence factors.…
Q: How does one can differentiate Klebsiella pneumoniae from Salmonella typhimurium
A: Klebsiella pneumoniae is a gram-negative bacteria that cause infections like pneumonia. Salmonella…
Q: Which streptococci are implicated in the development of dental caries? What is the mechanism of…
A: Dental caries is also known as tooth decay. Caries cause the hole in a tooth and called as a cavity.…
Q: How did scientists figure out the domain, class ... of Vibrio cholerae? Which assays did they use?
A: Vibrios are Gram-negative, highly motile curved rods with a single polar flagellum. They tolerate…
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- How does one can differentiate Klebsiella pneumoniae from Salmonella typhimuriumIdentify the most likely means of acquiring cholera. Why docholera epidemics keep occurring?Which coliform bacteria are the most difficult to distinguish from the Salmonella or Shigella pathogens? What is the primary characteristic used to differentiate them?