Habitat and Morphology of Klebsiella pneumoniae 4.69/5 (32)

Habitat and Morphology of Klebsiella pneumoniae

Habitat and Morphology of Klebsiella pneumoniae

Habitat of Klebsiella pneumoniae

  1. They are found in mouth, skin and intestinal tract of human beings.
  2. They are also found in soil, water and sewage.
  3. Also found in bowel and respiratory tract of humans and animals.
  4. Found in the hands of hospital personnel.
  5. They are responsible for community and hospital acquired infections.
  6. People requiring equipment’s such as catheters and ventilators are at high risk.

Morphology of Klebsiella pneumoniae

  1. They are also called as Friedlander’s bacillus.
  2. They are gram -ve rod shaped bacteria.
  3. They appear diplococcic in the body.
  4. Cells are either in pairs end to end or are arranged singly.
  5. They are 1-2 µm long and 0.5-0.8 µm wide.
  6. They have parallel or bulging sides and rounded or slightly pointed ends.
  7. They are capsulated. They have thick capsule layer of about 160 nm.
  8. They are non-motile.
  9. They form type-1 fimbriae.

Genome (MGH 78578) of Klebsiella pneumoniae

  1. DNA is circular.
  2. Plasmid is circular.
  3. They have circular chromosome.
  4. GC Content: 57%.
  5. They contain 5 plasmids (pKPN3, pKPN4, pKPN5, pKPN6 and pKPN7).
  6. Number of nucleotides: 5694894
  7. Number of protein genes: 5185
  8. Number of RNA genes: 111

Habitat and Morphology of Klebsiella pneumoniae

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The Author

Sagar Aryal

Sagar Aryal

I am Sagar Aryal, a passionate Microbiologist and the Scientific Blogger. I did my Master's Degree in Medical Microbiology and currently working as a Lecturer at Department of Microbiology, St. Xavier's College, Kathmandu, Nepal. I am particularly interested in research related to Medical Microbiology and Virology.


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  1. this is good jastification to all medical profetion.

  2. sir, I will be very happy if you can be helping me with materials like MCQ in medical microbiology and relevant materials that will help me in my forthcoming exams.Am a resident Doctor in Nigeria teaching hospital, precisely Ebonyi state

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