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Related Concept Videos

Sexually Transmitted Infections01:26

Sexually Transmitted Infections

1.9K
Sexually transmitted infections (STIs) are diseases transmitted primarily through unsafe sexual interactions. Bacteria, viruses, or parasites cause them and can result in severe health complications if untreated.ChlamydiaThe bacterium Chlamydia trachomatis is responsible for the disease Chlamydia, the most common STI in the United States. This peculiar pathogen requires human cells to reproduce, residing intracellularly. The initial infection often goes unnoticed because it typically does not...
1.9K

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Author Spotlight: Expanding the Scope of Multiplex Immunoassays for Lyme Borreliosis Diagnostics and Pathogen Research
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Bead-based multiplex sexually transmitted infection profiling.

Markus Schmitt1, Christophe Depuydt2, Michel Stalpaert2

  • 1German Cancer Research Center (DKFZ), Research Program Infection and Cancer, Im Neuenheimer Feld 242, 69120 Heidelberg, Germany.

The Journal of Infection
|May 13, 2014
PubMed
Summary
This summary is machine-generated.

A new multiplex assay accurately detects 18 sexually transmitted infections (STIs) and other urogenital pathogens. This high-throughput tool offers a powerful solution for broad-spectrum infection profiling.

Keywords:
Bacterial vaginosisLuminexPCRScreeningSexually transmitted infection (STI)Sexually transmitted infection profiling (STIP)

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Area of Science:

  • Microbiology
  • Infectious Diseases
  • Molecular Diagnostics

Background:

  • Sexually transmitted infections (STIs) cause significant morbidity, infertility, and hospitalizations, incurring high economic costs.
  • Accurate and timely diagnosis of STIs and other urogenital infections remains challenging.
  • Multiplex diagnostic platforms offer potential for simultaneous detection of multiple pathogens.

Purpose of the Study:

  • To develop and validate a novel bead-based multiplex assay for comprehensive sexually transmitted infection profiling (STIP).
  • To assess the STIP assay's performance in detecting a wide range of urogenital pathogens.

Main Methods:

  • The STIP assay utilizes multiplex PCR followed by Luminex bead-based hybridization.
  • Validation involved testing urogenital samples against commercially available quantitative PCR, microscopy, and culturing methods.

Main Results:

  • The STIP assay detects 18 STIs including Chlamydia trachomatis, HSV 1/2, Treponema pallidum, Neisseria gonorrhoeae, and various Mycoplasma and Ureaplasma species.
  • It also quantifies bacterial vaginosis pathogens (Atopobium vaginae, Gardnerella vaginalis), Candida species, and Lactobacillus species.
  • High concordance (95-100%) was observed with commercial quantitative PCR tests; sensitivity and specificity for bacterial vaginosis and Candida detection were also high.

Conclusions:

  • The STIP assay is a powerful, high-throughput tool for assessing a broad spectrum of urogenital infections.
  • This multiplex approach can improve diagnostic efficiency and patient management for urogenital conditions.