Losses of expression of the antigens A, Lea and Lex and over-expression of Ley in carcinomas and HG-SIL of the uterine cervix
2008

Changes in Blood Group Antigens in Cervical Carcinomas

Sample size: 36 publication Evidence: moderate

Author Information

Author(s): Ernesto Moro-Rodríguez, Emilio Álvarez-Fernández

Primary Institution: Universidad Rey Juan Carlos, Madrid, Spain

Hypothesis

To compare the expressive patterns of the isoantigenic determinants of histo-blood groups ABH and Lewis in squamous and simple epithelium and in precursors and cancers of the cervix.

Conclusion

The study found a relationship between the losses of histo-blood groups and the progression of squamous intraepithelial lesions.

Supporting Evidence

  • Invasive cervical carcinomas showed a loss of expression of the Lex antigen.
  • Alterations in the patterns of expression of the ABH and Lewis blood group antigens were found.
  • PCNA expression indicated a higher proliferative rate in advanced lesions.

Takeaway

This study looked at how certain blood group markers change in cervical cancer, finding that some markers disappear as the disease gets worse.

Methodology

The study used immunohistochemical techniques on 36 cervical lesions, including LG-SIL, HG-SIL, and invasive carcinomas, to analyze blood group antigen expression.

Participant Demographics

The study included samples from 30 patients with various cervical lesions.

Statistical Information

P-Value

p < 0.01

Statistical Significance

p < 0.01

Digital Object Identifier (DOI)

10.1186/1746-1596-3-38

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