Burkholderia pseudomallei (Meloidosis)
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MICROBIOLOGY
- Aerobic Gram-negative rod [Fig 1], sometimes with a safety pin appearance [Fig 2].
- B. pseudomallei, member of Burkholderia genus.
- Two other members, B. thailandensis (SE Asia, Australia), B. oklahomensis (Midwest U.S.), seen in environmental samples, unclear if a cause of disease.
- Commonly found in surface waters and muddy soils but the mechanism of transmission remains unclear.
- Described as colonizing rhizospheres and plant structures.
- Culturing methods in laboratories:
- Ashdown’s media favored if non-sterile specimens cultured, such as respiratory specimens.
- B. cepacia-selective media an alternative.
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MICROBIOLOGY
- Aerobic Gram-negative rod [Fig 1], sometimes with a safety pin appearance [Fig 2].
- B. pseudomallei, member of Burkholderia genus.
- Two other members, B. thailandensis (SE Asia, Australia), B. oklahomensis (Midwest U.S.), seen in environmental samples, unclear if a cause of disease.
- Commonly found in surface waters and muddy soils but the mechanism of transmission remains unclear.
- Described as colonizing rhizospheres and plant structures.
- Culturing methods in laboratories:
- Ashdown’s media favored if non-sterile specimens cultured, such as respiratory specimens.
- B. cepacia-selective media an alternative.
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