Habitat of E. coli 4.35/5 (20)

Habitat of E. coli

Habitat of E. coli

Habitat of E. coli

  1. E. coli was discovered by Theodor Escherich in 1885 after isolating it from the faeces of newborns.
  2. E. coli is the normal flora of human body.
  3. The niche of E. coli depends upon the nutrients availability within the intestine of host organisms.
  4. The primary habitat of E. coli is in the gastrointestinal (GI) tract of human and many other warm blooded animals.
  5. It is found in the mucus or the epithelium on the wall of intestine.
  6. Most commonly found in the colon of large intestine.
  7. Most of them are harmless and opportunistic.
  8. E. coli forms a mutual relationship to its host.
  9. E. coli helps with the absorption of vitamin K and other vitamins in the colon.
  10. It is the largest group of bacteria living in the intestine.
  11. E. coli constitute about 0.1% to 1% of GI tract bacteria.
  12. It is facultative aerobes.
  13. E. coli is also found in the human faeces.
  14. When E. coli is excreted from the intestinal tract, the bacteria is able to survive only for few hours.
  15. E. coli is found outside the body in the faecally contaminated environments such as water or mud or sediments.
  16. If E. coli comes in contact with raw vegetables, it has the potential to attach itself to the leaves of the vegetable.
  17. E. coli can also be found in environments at higher temperature, such as on the edge of hot springs.
  18. E. coli is also found on ground meats due to slaughterhouse processing.
  19. Humans are most likely to be infected with E. coli O157:H7 found in cattles.


  1. http://bioweb.uwlax.edu/bio203/s2008/moder_just/habitat.htm

  2. https://bioweb.uwlax.edu/bio203/s2013/champa_hail/habitat.htm
  3. http://ymbiodelaramdescherichiacoli.weebly.com/habitat.html
  4. http://science.jrank.org/pages/2571/Escherichia-coli.html
  5. http://textbookofbacteriology.net/e.coli.html
  6. https://snowbio.wikispaces.com/E.+coli+(bacteria)
  7. http://www.ehow.com/facts_5876351_natural-habitat-e_coli_.html
  8. https://microbewiki.kenyon.edu/index.php/Escherichia_coli
  9. http://www.answers.com/Q/What_is_the_natural_habitat_of_E._coli
  10. http://www.questionstudy.com/biology/describe-the-structure-and-habitat-of-an-e-coli-bacteria.html
  11. http://azcache.com/post/what-is-the-natural-habitat-of-ecoli-ehow-5710ee23db127b690d5132f7
  12. http://www.encyclopedia.com/topic/Escherichia_coli.aspx

Habitat of E. coli

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