Decreased D2-40 and increased p16INK4A immunoreactivities correlate with higher grade of cervical intraepithelial neoplasia
2011

D2-40 and p16INK4A in Cervical Neoplasia

Sample size: 125 publication Evidence: moderate

Author Information

Author(s): Han Hongxiu, Yang Yan, Lu Zhouping, He Qizhi, Lin Zhenhua

Primary Institution: Shanghai Jiaotong University School of Medicine

Hypothesis

The study evaluates the immunoreactivity of D2-40 compared to p16INK4A for identifying the grade of cervical intraepithelial neoplasia (CIN).

Conclusion

D2-40 may be a helpful marker for distinguishing CIN1 from CIN2/3 in pathological practice.

Supporting Evidence

  • D2-40 was expressed in all normal cervical tissues and most CIN1 cases.
  • Negative or focal D2-40 expression was found in higher grades of CIN.
  • p16INK4A showed increased expression in higher grades of CIN.

Takeaway

This study looked at two markers, D2-40 and p16INK4A, to see if they can help doctors tell the difference between early and more serious cervical changes.

Methodology

The study examined immunoreactive patterns of D2-40 and p16INK4A in 125 cervical specimens, scoring their expression semiquantitatively.

Limitations

The study may have limitations related to the specificity of p16INK4A immunoreactivity.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1186/1746-1596-6-59

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