Campylobacter fetus: Difference between revisions
Line 20: | Line 20: | ||
==Description and significance== | ==Description and significance== | ||
Campylobacter fetus is a spiral slender, spirally curved bacterial pathogen, enclosed with an S layer of special crystalline surface proteins. (Their unique function will be discussed later) . It is a gram negative species holding two membranes and a thin cell wall in between. Since it is a pathogen, it can reside anywhere in the human body. The campylobacter S layer proteins were found to have a virulence factor in resistance to the host immune defense mechanisms. Two subspecies were then suspected to exist in the campylobacter. One was Campylobacter fetus subsp. fetus and Campylobacter fetus subsp. Venerealis. To further investigate the genetic diversity among C. fetus strains of different origins, multiple genetic analyzing were used such as polymorphic DNA (RAPD), pulsed-field gel electrophoresis (PFGE), and DNA-DNA hybridization. I t was also mainly found that its natural habitat of C. fetus subsp. fetus is the intestinal tract of cattle, but it can also cause abortions. | |||
==Genome structure== | ==Genome structure== |
Revision as of 03:49, 27 April 2007
A Microbial Biorealm page on the genus Campylobacter fetus
Classification
Higher order taxa
Bacteria; Proteobacteria; Epsilon Proteobacteria; Campylobacterales; Campylobacteraceae; Campylobacter
Species
C. fetus
NCBI: Taxonomy |
Description and significance
Campylobacter fetus is a spiral slender, spirally curved bacterial pathogen, enclosed with an S layer of special crystalline surface proteins. (Their unique function will be discussed later) . It is a gram negative species holding two membranes and a thin cell wall in between. Since it is a pathogen, it can reside anywhere in the human body. The campylobacter S layer proteins were found to have a virulence factor in resistance to the host immune defense mechanisms. Two subspecies were then suspected to exist in the campylobacter. One was Campylobacter fetus subsp. fetus and Campylobacter fetus subsp. Venerealis. To further investigate the genetic diversity among C. fetus strains of different origins, multiple genetic analyzing were used such as polymorphic DNA (RAPD), pulsed-field gel electrophoresis (PFGE), and DNA-DNA hybridization. I t was also mainly found that its natural habitat of C. fetus subsp. fetus is the intestinal tract of cattle, but it can also cause abortions.
Genome structure
Campylobacter fetus is a spiral slender, spirally curved bacterial pathogen, enclosed with an S layer of special crystalline surface proteins. (Their unique function will be discussed later) . It is a gram negative species holding two membranes and a thin cell wall in between. Since it is a pathogen, it can reside anywhere in the human body. The campylobacter S layer proteins were found to have a virulence factor in resistance to the host immune defense mechanisms. Two subspecies were then suspected to exist in the campylobacter. One was Campylobacter fetus subsp. fetus and Campylobacter fetus subsp. Venerealis. To further investigate the genetic diversity among C. fetus strains of different origins, multiple genetic analyzing were used such as polymorphic DNA (RAPD), pulsed-field gel electrophoresis (PFGE), and DNA-DNA hybridization. I t was also mainly found that its natural habitat of C. fetus subsp. fetus is the intestinal tract of cattle, but it can also cause abortions.
Cell structure and metabolism
Describe any interesting features and/or cell structures; how it gains energy; what important molecules it produces.
Ecology
Describe any interactions with other organisms (included eukaryotes), contributions to the environment, effect on environment, etc.
Pathology
How does this organism cause disease? Human, animal, plant hosts? Virulence factors, as well as patient symptoms.
Application to Biotechnology
Does this organism produce any useful compounds or enzymes? What are they and how are they used?
Current Research
Enter summaries of the most recent research here--at least three required
References
Edited by student of Rachel Larsen and Kit Pogliano