Microarray analysis of gene expression induced by sexual contact in Schistosoma mansoni
2007

Gene Expression Changes in Schistosoma mansoni Due to Sexual Contact

Sample size: 1000 publication 10 minutes Evidence: high

Author Information

Author(s): Waisberg Michael, Lobo Francisco P, Cerqueira Gustavo C, Passos Liana KJ, Carvalho Omar S, Franco Glória R, El-Sayed Najib M

Primary Institution: Universidade Federal de Minas Gerais

Hypothesis

The study investigates the gene expression profiles associated with sexual maturation and oviposition in Schistosoma mansoni.

Conclusion

The study confirms previous findings on gene expression changes due to sexual maturation in female schistosome worms and identifies new maturation-associated transcripts.

Supporting Evidence

  • 265 transcripts were differentially expressed in adult females and 53 in adult males.
  • Real-time RT-PCR analysis validated the microarray results.
  • 55% of differentially expressed genes in females were higher in paired females.

Takeaway

This study looks at how male and female schistosome worms change their genes when they mate, which helps them lay more eggs.

Methodology

The researchers used DNA microarrays to compare gene expression in sexually mature and immature Schistosoma mansoni.

Potential Biases

Potential bias in gene expression results due to the experimental design.

Limitations

The study may not account for all environmental factors affecting gene expression.

Participant Demographics

The study involved Schistosoma mansoni from single-sex and paired infections.

Statistical Information

P-Value

1.35E-09

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2164-8-181

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