Immunohistochemical analysis of nm23 gene product/NDP kinase expression in pulmonary adenocarcinoma: lack of prognostic value
1992

NDP Kinase Expression in Lung Cancer

Sample size: 88 publication Evidence: low

Author Information

Author(s): M. Higashiyama, O. Doi, H. Yokouchi, K. Kodama, S. Nakamori, R. Tateishi, N. Kimura

Primary Institution: The Center for Adult Diseases, Osaka

Hypothesis

Does the expression of nm23 gene product/NDP kinase have prognostic value in pulmonary adenocarcinoma?

Conclusion

NDP kinase expression in pulmonary adenocarcinoma does not correlate with patient survival or clinicopathological factors.

Supporting Evidence

  • 44% of patients showed strong NDP kinase expression, while 56% had little to no expression.
  • There was no significant difference in survival rates between patients with high and low NDP kinase expression.
  • NDP kinase expression was independent of tumor stage, size, and histological differentiation.

Takeaway

The study looked at a protein in lung cancer to see if it could help predict how patients would do, but it turns out it doesn't really help.

Methodology

Immunohistochemical analysis of formalin-fixed and paraffin-embedded tissue from 88 patients with pulmonary adenocarcinoma.

Limitations

The study did not find a correlation between NDP kinase expression and survival rates, which may limit its prognostic utility.

Participant Demographics

55 men and 33 women, ages 19 to 78 (mean 61.6).

Statistical Information

P-Value

0.15

Statistical Significance

p=0.15

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