Is Klebsiella pneumoniae gram-positive or negative?
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Is Klebsiella pneumoniae gram-positive or negative?
Klebsiella [kleb−see−ell−uh] is a type of Gram-negative bacteria that can cause different types of healthcare-associated infections, including pneumonia, bloodstream infections, wound or surgical site infections, and meningitis.
How do you identify Klebsiella on a culture plate?
Laboratory Identification of Klebsiella pneumoniae colonies are pink (LF), mucoid (usually), and 3 to 4 mm in diameter. Colonies on Hektoen enteric agar and XLD are yellow. Large, mucoid, glistening pink colonies on a MacConkey agar plate, typical of the colonies produced by many Klebsiella and Enterobacter spp.
How do you test for Klebsiella?
The only way to identify a Klebsiella infection is to collect and test appropriate specimens in the laboratory. For example, a doctor might collect a urine sample for testing if he or she thinks a person has a urinary tract infection.
Is Klebsiella pneumoniae hemolytic?
In Blood Agar medium, the Klebsiella pneumoniae colonies are non-hemolytic i.e. shows Gamma Hemolysis (γ-hemolysis).
What is the morphology of Klebsiella pneumoniae?
MICROSCOPIC APPEARANCE
| Gram Stain: | Negative. |
|---|---|
| Morphology: | Rod-shaped; singly and in pairs or short chains. |
| Size: | 0.3-1.0 micrometers by 0.6-6.0 micrometers. |
| Motility: | Non-motile. |
| Capsules: | Yes. |
What is the characteristics of Klebsiella pneumoniae?
Klebsiella pneumoniae is a gram-negative, lactose-fermenting, non-motile, aerobic rod-shaped bacterium. It has been a known human pathogen since it was first isolated in the late nineteenth century by Edwin Klebs.
How do you test for K. pneumoniae?
How Is a Klebsiella Pneumoniae Infection Diagnosed? Klebsiella infections are typically diagnosed with a lab test that examines a sample of the infected tissue, such as blood, urine, or sputum (a mixture of saliva and mucus).
Is K. pneumoniae beta hemolytic?
9 Klebsiella pneumoniae. Non-hemolytic (gamma-hemolytic), mucous colonies of Klebsiella pneumoniae on blood agar.
