PCR-based rapid genotyping of Stenotrophomonas maltophilia isolates
2008

Rapid Genotyping of Stenotrophomonas maltophilia

Sample size: 38 publication Evidence: moderate

Author Information

Author(s): Roscetto Emanuela, Rocco Francesco, Carlomagno M Stella, Casalino Mariassunta, Colonna Bianca, Zarrilli Raffaele, Di Nocera Pier Paolo

Primary Institution: Università Federico II

Hypothesis

Can a PCR-based method effectively subtype Stenotrophomonas maltophilia isolates?

Conclusion

The protocol allows for quick and accurate typing of several S. maltophilia isolates in just a few hours.

Supporting Evidence

  • The method allows for immediate subtyping of isolates based on PCR results.
  • MLVA data matched genotyping data obtained by PFGE in many cases.
  • The digit code system simplifies the comparison of isolates across laboratories.

Takeaway

Scientists created a fast way to identify different types of a bacteria called Stenotrophomonas maltophilia, which can make people sick. This method helps doctors know which type of bacteria they are dealing with quickly.

Methodology

The study used PCR to analyze 12 loci in the genomes of 38 S. maltophilia strains to create a digit code for each isolate.

Limitations

Some isolates did not show amplification for certain loci, which may indicate polymorphism or deletions.

Participant Demographics

The isolates were collected from various sources, including clinical samples from cystic fibrosis and intensive care unit patients.

Digital Object Identifier (DOI)

10.1186/1471-2180-8-202

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