Deregulation of MUC4 in gastric adenocarcinoma: potential pathobiological implication in poorly differentiated non-signet ring cell type gastric cancer
2008

MUC4 in Gastric Cancer

Sample size: 128 publication Evidence: moderate

Author Information

Author(s): Senapati S, Chaturvedi P, Sharma P, Venkatraman G, Meza J L, El-Rifai W, Roy H K, Batra S K

Primary Institution: University of Nebraska Medical Center

Hypothesis

The study investigates the expression and functional significance of MUC4 in different types of gastric adenocarcinomas.

Conclusion

MUC4 is overexpressed in gastric adenocarcinoma tissues and promotes aggressive properties in poorly differentiated gastric non-signet ring cell carcinoma cells.

Supporting Evidence

  • MUC4 expression was significantly higher in gastric adenocarcinoma compared to normal adjacent tissues.
  • Overexpression of MUC4 in AGS gastric cancer cells increased cell motility and decreased aggregation.
  • Animals injected with MUC4 overexpressing cells showed a higher incidence of tumors compared to control.

Takeaway

MUC4 is a protein that helps cancer cells grow and spread, and it's found in higher amounts in certain stomach cancers.

Methodology

The study used immunohistochemical analysis, tissue microarrays, and in vitro and in vivo experiments to assess MUC4 expression and its effects on gastric cancer cells.

Limitations

The study did not find significant correlations between MUC4 expression and tumor type, stage, or differentiation.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1038/sj.bjc.6604632

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication