Expression of the pNR-2/pS2 Protein in Human Epithelial Tumours
Author Information
Author(s): J.A. Henry, M.K. Bennett, N.H. Piggott, D.L. Levett, F.E.B. May, B.R. Westley
Primary Institution: University of Newcastle upon Tyne
Hypothesis
The pNR-2/pS2 protein may have a more general role in human epithelial neoplasia than previously realized.
Conclusion
The study found widespread expression of the pNR-2/pS2 protein in various malignant epithelial tumours, particularly in pancreatic, large bowel, gastric, and endometrial carcinomas.
Supporting Evidence
- Positive staining for pNR-2/pS2 was found in 75% of pancreatic carcinomas.
- 56% of gastric carcinomas showed positive staining for pNR-2/pS2.
- Positive staining was significantly associated with mucinous differentiation in ovarian tumours.
Takeaway
This study looked at a protein called pNR-2/pS2 in different types of tumors and found it in many of them, especially in pancreatic and stomach cancers.
Methodology
The study used immunohistochemical staining on surgically resected tumours and biopsies to evaluate pNR-2/pS2 expression.
Limitations
The study relied on archival material, which limited the ability to perform receptor assays and analyze menopausal status effects.
Participant Demographics
The study included various epithelial tumours from both male and female patients, but specific demographics were not detailed.
Statistical Information
P-Value
<0.00001
Statistical Significance
p<0.00001
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