A model for co-expression pattern analysis of genes implicated in angiogenesis and tumour cell invasion in cervical cancer
2002

Gene Co-Expression Patterns in Cervical Cancer

Sample size: 52 publication Evidence: moderate

Author Information

Author(s): Van Trappen P O, Ryan A, Carroll M, Lecoeur C, Goff L, Gyselman V G, Young B D, Lowe D G, Pepper M S, Shepherd J H, Jacobs I J

Primary Institution: Queen Mary University of London

Hypothesis

How do genes implicated in angiogenesis and tumor cell invasion co-express in cervical cancer?

Conclusion

The study found significant differences in gene expression patterns between normal and malignant cervical tissues, with notable upregulation of certain genes in cancer.

Supporting Evidence

  • Transcript levels for different VEGF-A splice variants were at least 10-fold higher in cancer cases.
  • VEGF-C and MMP-9 were upregulated 130- and 80-fold respectively in cervical cancers.
  • Significant differences in TSP-2 levels were found between recurrent and non-recurrent cervical cancer patients.

Takeaway

This study looked at how certain genes work together in cervical cancer and found that some genes are much more active in cancer than in normal tissue.

Methodology

Real-time quantitative RT–PCR was used to analyze mRNA levels of nine genes in normal and malignant cervical tissues.

Limitations

The study had a relatively small sample size and focused only on specific genes.

Participant Demographics

The study included 52 women, 34 with malignant cervical tissue and 18 with normal cervical tissue.

Statistical Information

P-Value

0.038

Confidence Interval

95%

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600471

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication